diff --git a/package-lock.json b/package-lock.json
index 07b6c964804ee8f521866f7387ba8686f5d97065..555612afb42684136ceee054a6041d64e9f7daf3 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,872 +1,8 @@
 {
   "name": "@giscience/ohsome2x",
   "version": "2.3.2",
-  "lockfileVersion": 2,
+  "lockfileVersion": 1,
   "requires": true,
-  "packages": {
-    "": {
-      "name": "@giscience/ohsome2x",
-      "version": "2.3.2",
-      "license": "MIT",
-      "dependencies": {
-        "@turf/area": "^6.0.1",
-        "@turf/helpers": "^6.1.4",
-        "@turf/invariant": "^6.1.2",
-        "axios": "^0.21.1",
-        "inquirer": "^7.1.0",
-        "minimist": "^1.2.5",
-        "moment": "^2.24.0",
-        "normalize-url": "^4.3.0",
-        "papaparse": "^5.0.0",
-        "pg-async": "^3.1.0",
-        "proj4": "^2.5.0",
-        "querystring": "^0.2.0",
-        "reproject": "^1.2.4",
-        "tslib": "^1.10.0"
-      },
-      "bin": {
-        "ohsome2x-cli": "ohsome2x-cli/ohsome2x-cli.js"
-      },
-      "devDependencies": {
-        "@types/node": "^12.6.2",
-        "@types/papaparse": "^5.0.0",
-        "@types/pg": "^7.4.14",
-        "@types/proj4": "^2.5.0",
-        "typescript": "^3.8.3",
-        "watch": "^1.0.2"
-      }
-    },
-    "node_modules/@turf/area": {
-      "version": "6.0.1",
-      "resolved": "https://registry.npmjs.org/@turf/area/-/area-6.0.1.tgz",
-      "integrity": "sha512-Zv+3N1ep9P5JvR0YOYagLANyapGWQBh8atdeR3bKpWcigVXFsEKNUw03U/5xnh+cKzm7yozHD6MFJkqQv55y0g==",
-      "dependencies": {
-        "@turf/helpers": "6.x",
-        "@turf/meta": "6.x"
-      }
-    },
-    "node_modules/@turf/helpers": {
-      "version": "6.1.4",
-      "resolved": "https://registry.npmjs.org/@turf/helpers/-/helpers-6.1.4.tgz",
-      "integrity": "sha512-vJvrdOZy1ngC7r3MDA7zIGSoIgyrkWcGnNIEaqn/APmw+bVLF2gAW7HIsdTxd12s5wQMqEpqIQrmrbRRZ0xC7g=="
-    },
-    "node_modules/@turf/invariant": {
-      "version": "6.1.2",
-      "resolved": "https://registry.npmjs.org/@turf/invariant/-/invariant-6.1.2.tgz",
-      "integrity": "sha512-WU08Ph8j0J2jVGlQCKChXoCtI50BB3yEH21V++V0T4cR1T27HKCxkehV2sYMwTierfMBgjwSwDIsxnR4/2mWXg==",
-      "dependencies": {
-        "@turf/helpers": "6.x"
-      }
-    },
-    "node_modules/@turf/meta": {
-      "version": "6.0.2",
-      "resolved": "https://registry.npmjs.org/@turf/meta/-/meta-6.0.2.tgz",
-      "integrity": "sha512-VA7HJkx7qF1l3+GNGkDVn2oXy4+QoLP6LktXAaZKjuT1JI0YESat7quUkbCMy4zP9lAUuvS4YMslLyTtr919FA==",
-      "dependencies": {
-        "@turf/helpers": "6.x"
-      }
-    },
-    "node_modules/@types/color-name": {
-      "version": "1.1.1",
-      "resolved": "https://registry.npmjs.org/@types/color-name/-/color-name-1.1.1.tgz",
-      "integrity": "sha512-rr+OQyAjxze7GgWrSaJwydHStIhHq2lvY3BOC2Mj7KnzI7XK0Uw1TOOdI9lDoajEbSWLiYgoo4f1R51erQfhPQ=="
-    },
-    "node_modules/@types/node": {
-      "version": "12.6.2",
-      "resolved": "https://registry.npmjs.org/@types/node/-/node-12.6.2.tgz",
-      "integrity": "sha512-gojym4tX0FWeV2gsW4Xmzo5wxGjXGm550oVUII7f7G5o4BV6c7DBdiG1RRQd+y1bvqRyYtPfMK85UM95vsapqQ==",
-      "dev": true
-    },
-    "node_modules/@types/papaparse": {
-      "version": "5.0.0",
-      "resolved": "https://registry.npmjs.org/@types/papaparse/-/papaparse-5.0.0.tgz",
-      "integrity": "sha512-JxYinxHA59+Vk3H61fjrPp1v0tjeT+WcyL/TGYDzmiig8125ndlbI5c6ZKVEaXQbsU8RF3TyCvH7tWsG2bI/Nw==",
-      "dev": true,
-      "dependencies": {
-        "@types/node": "*"
-      }
-    },
-    "node_modules/@types/pg": {
-      "version": "7.4.14",
-      "resolved": "https://registry.npmjs.org/@types/pg/-/pg-7.4.14.tgz",
-      "integrity": "sha512-2e4XapP9V/X42IGByC5IHzCzHqLLCNJid8iZBbkk6lkaDMvli8Rk62YE9wjGcLD5Qr5Zaw1ShkQyXy91PI8C0Q==",
-      "dev": true,
-      "dependencies": {
-        "@types/node": "*",
-        "@types/pg-types": "*"
-      }
-    },
-    "node_modules/@types/pg-types": {
-      "version": "1.11.4",
-      "resolved": "https://registry.npmjs.org/@types/pg-types/-/pg-types-1.11.4.tgz",
-      "integrity": "sha512-WdIiQmE347LGc1Vq3Ki8sk3iyCuLgnccqVzgxek6gEHp2H0p3MQ3jniIHt+bRODXKju4kNQ+mp53lmP5+/9moQ==",
-      "dev": true,
-      "dependencies": {
-        "moment": ">=2.14.0"
-      }
-    },
-    "node_modules/@types/proj4": {
-      "version": "2.5.0",
-      "resolved": "https://registry.npmjs.org/@types/proj4/-/proj4-2.5.0.tgz",
-      "integrity": "sha512-9bR9qvg4wZE6UiIlmhodCOZ2r38SeN8T35SsmMDuIMfACxxaMvIwiwoTJnEA9f/KEhL+BQSuD+arbZucUzYu7w==",
-      "dev": true
-    },
-    "node_modules/ansi-escapes": {
-      "version": "4.3.1",
-      "resolved": "https://registry.npmjs.org/ansi-escapes/-/ansi-escapes-4.3.1.tgz",
-      "integrity": "sha512-JWF7ocqNrp8u9oqpgV+wH5ftbt+cfvv+PTjOvKLT3AdYly/LmORARfEVT1iyjwN+4MqE5UmVKoAdIBqeoCHgLA==",
-      "dependencies": {
-        "type-fest": "^0.11.0"
-      },
-      "engines": {
-        "node": ">=8"
-      }
-    },
-    "node_modules/ansi-regex": {
-      "version": "5.0.0",
-      "resolved": "https://registry.npmjs.org/ansi-regex/-/ansi-regex-5.0.0.tgz",
-      "integrity": "sha512-bY6fj56OUQ0hU1KjFNDQuJFezqKdrAyFdIevADiqrWHwSlbmBNMHp5ak2f40Pm8JTFyM2mqxkG6ngkHO11f/lg==",
-      "engines": {
-        "node": ">=8"
-      }
-    },
-    "node_modules/ansi-styles": {
-      "version": "4.2.1",
-      "resolved": "https://registry.npmjs.org/ansi-styles/-/ansi-styles-4.2.1.tgz",
-      "integrity": "sha512-9VGjrMsG1vePxcSweQsN20KY/c4zN0h9fLjqAbwbPfahM3t+NL+M9HC8xeXG2I8pX5NoamTGNuomEUFI7fcUjA==",
-      "dependencies": {
-        "@types/color-name": "^1.1.1",
-        "color-convert": "^2.0.1"
-      },
-      "engines": {
-        "node": ">=8"
-      }
-    },
-    "node_modules/axios": {
-      "version": "0.21.1",
-      "resolved": "https://registry.npmjs.org/axios/-/axios-0.21.1.tgz",
-      "integrity": "sha512-dKQiRHxGD9PPRIUNIWvZhPTPpl1rf/OxTYKsqKUDjBwYylTvV7SjSHJb9ratfyzM6wCdLCOYLzs73qpg5c4iGA==",
-      "dependencies": {
-        "follow-redirects": "^1.10.0"
-      }
-    },
-    "node_modules/bluebird": {
-      "version": "3.5.5",
-      "resolved": "https://registry.npmjs.org/bluebird/-/bluebird-3.5.5.tgz",
-      "integrity": "sha512-5am6HnnfN+urzt4yfg7IgTbotDjIT/u8AJpEt0sIU9FtXfVeezXAPKswrG+xKUCOYAINpSdgZVDU6QFh+cuH3w=="
-    },
-    "node_modules/buffer-from": {
-      "version": "1.1.1",
-      "resolved": "https://registry.npmjs.org/buffer-from/-/buffer-from-1.1.1.tgz",
-      "integrity": "sha512-MQcXEUbCKtEo7bhqEs6560Hyd4XaovZlO/k9V3hjVUF/zwW7KBVdSK4gIt/bzwS9MbR5qob+F5jusZsb0YQK2A=="
-    },
-    "node_modules/buffer-writer": {
-      "version": "2.0.0",
-      "resolved": "https://registry.npmjs.org/buffer-writer/-/buffer-writer-2.0.0.tgz",
-      "integrity": "sha512-a7ZpuTZU1TRtnwyCNW3I5dc0wWNC3VR9S++Ewyk2HHZdrO3CQJqSpd+95Us590V6AL7JqUAH2IwZ/398PmNFgw==",
-      "engines": {
-        "node": ">=4"
-      }
-    },
-    "node_modules/chalk": {
-      "version": "3.0.0",
-      "resolved": "https://registry.npmjs.org/chalk/-/chalk-3.0.0.tgz",
-      "integrity": "sha512-4D3B6Wf41KOYRFdszmDqMCGq5VV/uMAB273JILmO+3jAlh8X4qDtdtgCR3fxtbLEMzSx22QdhnDcJvu2u1fVwg==",
-      "dependencies": {
-        "ansi-styles": "^4.1.0",
-        "supports-color": "^7.1.0"
-      },
-      "engines": {
-        "node": ">=8"
-      }
-    },
-    "node_modules/chardet": {
-      "version": "0.7.0",
-      "resolved": "https://registry.npmjs.org/chardet/-/chardet-0.7.0.tgz",
-      "integrity": "sha512-mT8iDcrh03qDGRRmoA2hmBJnxpllMR+0/0qlzjqZES6NdiWDcZkCNAk4rPFZ9Q85r27unkiNNg8ZOiwZXBHwcA=="
-    },
-    "node_modules/cli-cursor": {
-      "version": "3.1.0",
-      "resolved": "https://registry.npmjs.org/cli-cursor/-/cli-cursor-3.1.0.tgz",
-      "integrity": "sha512-I/zHAwsKf9FqGoXM4WWRACob9+SNukZTd94DWF57E4toouRulbCxcUh6RKUEOQlYTHJnzkPMySvPNaaSLNfLZw==",
-      "dependencies": {
-        "restore-cursor": "^3.1.0"
-      },
-      "engines": {
-        "node": ">=8"
-      }
-    },
-    "node_modules/cli-width": {
-      "version": "2.2.1",
-      "resolved": "https://registry.npmjs.org/cli-width/-/cli-width-2.2.1.tgz",
-      "integrity": "sha512-GRMWDxpOB6Dgk2E5Uo+3eEBvtOOlimMmpbFiKuLFnQzYDavtLFY3K5ona41jgN/WdRZtG7utuVSVTL4HbZHGkw=="
-    },
-    "node_modules/color-convert": {
-      "version": "2.0.1",
-      "resolved": "https://registry.npmjs.org/color-convert/-/color-convert-2.0.1.tgz",
-      "integrity": "sha512-RRECPsj7iu/xb5oKYcsFHSppFNnsj/52OVTRKb4zP5onXwVF3zVmmToNcOfGC+CRDpfK/U584fMg38ZHCaElKQ==",
-      "dependencies": {
-        "color-name": "~1.1.4"
-      },
-      "engines": {
-        "node": ">=7.0.0"
-      }
-    },
-    "node_modules/color-name": {
-      "version": "1.1.4",
-      "resolved": "https://registry.npmjs.org/color-name/-/color-name-1.1.4.tgz",
-      "integrity": "sha512-dOy+3AuW3a2wNbZHIuMZpTcgjGuLU/uBL/ubcZF9OXbDo8ff4O8yVp5Bf0efS8uEoYo5q4Fx7dY9OgQGXgAsQA=="
-    },
-    "node_modules/concat-stream": {
-      "version": "2.0.0",
-      "resolved": "https://registry.npmjs.org/concat-stream/-/concat-stream-2.0.0.tgz",
-      "integrity": "sha512-MWufYdFw53ccGjCA+Ol7XJYpAlW6/prSMzuPOTRnJGcGzuhLn4Scrz7qf6o8bROZ514ltazcIFJZevcfbo0x7A==",
-      "engines": [
-        "node >= 6.0"
-      ],
-      "dependencies": {
-        "buffer-from": "^1.0.0",
-        "inherits": "^2.0.3",
-        "readable-stream": "^3.0.2",
-        "typedarray": "^0.0.6"
-      }
-    },
-    "node_modules/debug": {
-      "version": "2.6.9",
-      "resolved": "https://registry.npmjs.org/debug/-/debug-2.6.9.tgz",
-      "integrity": "sha512-bC7ElrdJaJnPbAP+1EotYvqZsb3ecl5wi6Bfi6BJTUcNowp6cvspg0jXznRTKDjm/E7AdgFBVeAPVMNcKGsHMA==",
-      "dependencies": {
-        "ms": "2.0.0"
-      }
-    },
-    "node_modules/duplexer": {
-      "version": "0.1.1",
-      "resolved": "https://registry.npmjs.org/duplexer/-/duplexer-0.1.1.tgz",
-      "integrity": "sha1-rOb/gIwc5mtX0ev5eXessCM0z8E="
-    },
-    "node_modules/emoji-regex": {
-      "version": "8.0.0",
-      "resolved": "https://registry.npmjs.org/emoji-regex/-/emoji-regex-8.0.0.tgz",
-      "integrity": "sha512-MSjYzcWNOA0ewAHpz0MxpYFvwg6yjy1NG3xteoqz644VCo/RPgnr1/GGt+ic3iJTzQ8Eu3TdM14SawnVUmGE6A=="
-    },
-    "node_modules/escape-string-regexp": {
-      "version": "1.0.5",
-      "resolved": "https://registry.npmjs.org/escape-string-regexp/-/escape-string-regexp-1.0.5.tgz",
-      "integrity": "sha1-G2HAViGQqN/2rjuyzwIAyhMLhtQ=",
-      "engines": {
-        "node": ">=0.8.0"
-      }
-    },
-    "node_modules/event-stream": {
-      "version": "4.0.1",
-      "resolved": "https://registry.npmjs.org/event-stream/-/event-stream-4.0.1.tgz",
-      "integrity": "sha512-qACXdu/9VHPBzcyhdOWR5/IahhGMf0roTeZJfzz077GwylcDd90yOHLouhmv7GJ5XzPi6ekaQWd8AvPP2nOvpA==",
-      "dependencies": {
-        "duplexer": "^0.1.1",
-        "from": "^0.1.7",
-        "map-stream": "0.0.7",
-        "pause-stream": "^0.0.11",
-        "split": "^1.0.1",
-        "stream-combiner": "^0.2.2",
-        "through": "^2.3.8"
-      }
-    },
-    "node_modules/exec-sh": {
-      "version": "0.2.2",
-      "resolved": "https://registry.npmjs.org/exec-sh/-/exec-sh-0.2.2.tgz",
-      "integrity": "sha512-FIUCJz1RbuS0FKTdaAafAByGS0CPvU3R0MeHxgtl+djzCc//F8HakL8GzmVNZanasTbTAY/3DRFA0KpVqj/eAw==",
-      "dev": true,
-      "dependencies": {
-        "merge": "^1.2.0"
-      }
-    },
-    "node_modules/external-editor": {
-      "version": "3.1.0",
-      "resolved": "https://registry.npmjs.org/external-editor/-/external-editor-3.1.0.tgz",
-      "integrity": "sha512-hMQ4CX1p1izmuLYyZqLMO/qGNw10wSv9QDCPfzXfyFrOaCSSoRfqE1Kf1s5an66J5JZC62NewG+mK49jOCtQew==",
-      "dependencies": {
-        "chardet": "^0.7.0",
-        "iconv-lite": "^0.4.24",
-        "tmp": "^0.0.33"
-      },
-      "engines": {
-        "node": ">=4"
-      }
-    },
-    "node_modules/figures": {
-      "version": "3.2.0",
-      "resolved": "https://registry.npmjs.org/figures/-/figures-3.2.0.tgz",
-      "integrity": "sha512-yaduQFRKLXYOGgEn6AZau90j3ggSOyiqXU0F9JZfeXYhNa+Jk4X+s45A2zg5jns87GAFa34BBm2kXw4XpNcbdg==",
-      "dependencies": {
-        "escape-string-regexp": "^1.0.5"
-      },
-      "engines": {
-        "node": ">=8"
-      }
-    },
-    "node_modules/follow-redirects": {
-      "version": "1.13.2",
-      "resolved": "https://registry.npmjs.org/follow-redirects/-/follow-redirects-1.13.2.tgz",
-      "integrity": "sha512-6mPTgLxYm3r6Bkkg0vNM0HTjfGrOEtsfbhagQvbxDEsEkpNhw582upBaoRZylzen6krEmxXJgt9Ju6HiI4O7BA==",
-      "funding": [
-        {
-          "type": "individual",
-          "url": "https://github.com/sponsors/RubenVerborgh"
-        }
-      ],
-      "engines": {
-        "node": ">=4.0"
-      },
-      "peerDependenciesMeta": {
-        "debug": {
-          "optional": true
-        }
-      }
-    },
-    "node_modules/from": {
-      "version": "0.1.7",
-      "resolved": "https://registry.npmjs.org/from/-/from-0.1.7.tgz",
-      "integrity": "sha1-g8YK/Fi5xWmXAH7Rp2izqzA6RP4="
-    },
-    "node_modules/geojson-stream": {
-      "version": "0.1.0",
-      "resolved": "https://registry.npmjs.org/geojson-stream/-/geojson-stream-0.1.0.tgz",
-      "integrity": "sha512-svSg5fFXPaTiqzEBGXScA+nISaeC9rLvku2PH+wM5LToATUw2bLIrvls43ymnT9Xnp51nBPVyK9m4Af40KpJ7w==",
-      "dependencies": {
-        "JSONStream": "^1.0.0",
-        "through": "^2.3.4"
-      }
-    },
-    "node_modules/has-flag": {
-      "version": "4.0.0",
-      "resolved": "https://registry.npmjs.org/has-flag/-/has-flag-4.0.0.tgz",
-      "integrity": "sha512-EykJT/Q1KjTWctppgIAgfSO0tKVuZUjhgMr17kqTumMl6Afv3EISleU7qZUzoXDFTAHTDC4NOoG/ZxU3EvlMPQ==",
-      "engines": {
-        "node": ">=8"
-      }
-    },
-    "node_modules/iconv-lite": {
-      "version": "0.4.24",
-      "resolved": "https://registry.npmjs.org/iconv-lite/-/iconv-lite-0.4.24.tgz",
-      "integrity": "sha512-v3MXnZAcvnywkTUEZomIActle7RXXeedOR31wwl7VlyoXO4Qi9arvSenNQWne1TcRwhCL1HwLI21bEqdpj8/rA==",
-      "dependencies": {
-        "safer-buffer": ">= 2.1.2 < 3"
-      },
-      "engines": {
-        "node": ">=0.10.0"
-      }
-    },
-    "node_modules/inherits": {
-      "version": "2.0.4",
-      "resolved": "https://registry.npmjs.org/inherits/-/inherits-2.0.4.tgz",
-      "integrity": "sha512-k/vGaX4/Yla3WzyMCvTQOXYeIHvqOKtnqBduzTHpzpQZzAskKMhZ2K+EnBiSM9zGSoIFeMpXKxa4dYeZIQqewQ=="
-    },
-    "node_modules/inquirer": {
-      "version": "7.1.0",
-      "resolved": "https://registry.npmjs.org/inquirer/-/inquirer-7.1.0.tgz",
-      "integrity": "sha512-5fJMWEmikSYu0nv/flMc475MhGbB7TSPd/2IpFV4I4rMklboCH2rQjYY5kKiYGHqUF9gvaambupcJFFG9dvReg==",
-      "dependencies": {
-        "ansi-escapes": "^4.2.1",
-        "chalk": "^3.0.0",
-        "cli-cursor": "^3.1.0",
-        "cli-width": "^2.0.0",
-        "external-editor": "^3.0.3",
-        "figures": "^3.0.0",
-        "lodash": "^4.17.15",
-        "mute-stream": "0.0.8",
-        "run-async": "^2.4.0",
-        "rxjs": "^6.5.3",
-        "string-width": "^4.1.0",
-        "strip-ansi": "^6.0.0",
-        "through": "^2.3.6"
-      },
-      "engines": {
-        "node": ">=6.0.0"
-      }
-    },
-    "node_modules/is-fullwidth-code-point": {
-      "version": "3.0.0",
-      "resolved": "https://registry.npmjs.org/is-fullwidth-code-point/-/is-fullwidth-code-point-3.0.0.tgz",
-      "integrity": "sha512-zymm5+u+sCsSWyD9qNaejV3DFvhCKclKdizYaJUuHA83RLjb7nSuGnddCHGv0hk+KY7BMAlsWeK4Ueg6EV6XQg==",
-      "engines": {
-        "node": ">=8"
-      }
-    },
-    "node_modules/is-promise": {
-      "version": "2.1.0",
-      "resolved": "https://registry.npmjs.org/is-promise/-/is-promise-2.1.0.tgz",
-      "integrity": "sha1-eaKp7OfwlugPNtKy87wWwf9L8/o="
-    },
-    "node_modules/jsonparse": {
-      "version": "1.3.1",
-      "resolved": "https://registry.npmjs.org/jsonparse/-/jsonparse-1.3.1.tgz",
-      "integrity": "sha1-P02uSpH6wxX3EGL4UhzCOfE2YoA=",
-      "engines": [
-        "node >= 0.2.0"
-      ]
-    },
-    "node_modules/JSONStream": {
-      "version": "1.3.5",
-      "resolved": "https://registry.npmjs.org/JSONStream/-/JSONStream-1.3.5.tgz",
-      "integrity": "sha512-E+iruNOY8VV9s4JEbe1aNEm6MiszPRr/UfcHMz0TQh1BXSxHK+ASV1R6W4HpjBhSeS+54PIsAMCBmwD06LLsqQ==",
-      "dependencies": {
-        "jsonparse": "^1.2.0",
-        "through": ">=2.2.7 <3"
-      },
-      "bin": {
-        "JSONStream": "bin.js"
-      },
-      "engines": {
-        "node": "*"
-      }
-    },
-    "node_modules/lodash": {
-      "version": "4.17.20",
-      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.20.tgz",
-      "integrity": "sha512-PlhdFcillOINfeV7Ni6oF1TAEayyZBoZ8bcshTHqOYJYlrqzRK5hagpagky5o4HfCzzd1TRkXPMFq6cKk9rGmA=="
-    },
-    "node_modules/map-stream": {
-      "version": "0.0.7",
-      "resolved": "https://registry.npmjs.org/map-stream/-/map-stream-0.0.7.tgz",
-      "integrity": "sha1-ih8HiW2CsQkmvTdEokIACfiJdKg="
-    },
-    "node_modules/merge": {
-      "version": "1.2.1",
-      "resolved": "https://registry.npmjs.org/merge/-/merge-1.2.1.tgz",
-      "integrity": "sha512-VjFo4P5Whtj4vsLzsYBu5ayHhoHJ0UqNm7ibvShmbmoz7tGi0vXaoJbGdB+GmDMLUdg8DpQXEIeVDAe8MaABvQ==",
-      "dev": true
-    },
-    "node_modules/mgrs": {
-      "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/mgrs/-/mgrs-1.0.0.tgz",
-      "integrity": "sha1-+5FYjnjJACVnI5XLQLJffNatGCk="
-    },
-    "node_modules/mimic-fn": {
-      "version": "2.1.0",
-      "resolved": "https://registry.npmjs.org/mimic-fn/-/mimic-fn-2.1.0.tgz",
-      "integrity": "sha512-OqbOk5oEQeAZ8WXWydlu9HJjz9WVdEIvamMCcXmuqUYjTknH/sqsWvhQ3vgwKFRR1HpjvNBKQ37nbJgYzGqGcg==",
-      "engines": {
-        "node": ">=6"
-      }
-    },
-    "node_modules/minimist": {
-      "version": "1.2.5",
-      "resolved": "https://registry.npmjs.org/minimist/-/minimist-1.2.5.tgz",
-      "integrity": "sha512-FM9nNUYrRBAELZQT3xeZQ7fmMOBg6nWNmJKTcgsJeaLstP/UODVpGsr5OhXhhXg6f+qtJ8uiZ+PUxkDWcgIXLw=="
-    },
-    "node_modules/moment": {
-      "version": "2.24.0",
-      "resolved": "https://registry.npmjs.org/moment/-/moment-2.24.0.tgz",
-      "integrity": "sha512-bV7f+6l2QigeBBZSM/6yTNq4P2fNpSWj/0e7jQcy87A8e7o2nAfP/34/2ky5Vw4B9S446EtIhodAzkFCcR4dQg==",
-      "engines": {
-        "node": "*"
-      }
-    },
-    "node_modules/ms": {
-      "version": "2.0.0",
-      "resolved": "https://registry.npmjs.org/ms/-/ms-2.0.0.tgz",
-      "integrity": "sha1-VgiurfwAvmwpAd9fmGF4jeDVl8g="
-    },
-    "node_modules/mute-stream": {
-      "version": "0.0.8",
-      "resolved": "https://registry.npmjs.org/mute-stream/-/mute-stream-0.0.8.tgz",
-      "integrity": "sha512-nnbWWOkoWyUsTjKrhgD0dcz22mdkSnpYqbEjIm2nhwhuxlSkpywJmBo8h0ZqJdkp73mb90SssHkN4rsRaBAfAA=="
-    },
-    "node_modules/normalize-url": {
-      "version": "4.3.0",
-      "resolved": "https://registry.npmjs.org/normalize-url/-/normalize-url-4.3.0.tgz",
-      "integrity": "sha512-0NLtR71o4k6GLP+mr6Ty34c5GA6CMoEsncKJxvQd8NzPxaHRJNnb5gZE8R1XF4CPIS7QPHLJ74IFszwtNVAHVQ==",
-      "engines": {
-        "node": ">=8"
-      }
-    },
-    "node_modules/onetime": {
-      "version": "5.1.0",
-      "resolved": "https://registry.npmjs.org/onetime/-/onetime-5.1.0.tgz",
-      "integrity": "sha512-5NcSkPHhwTVFIQN+TUqXoS5+dlElHXdpAWu9I0HP20YOtIi+aZ0Ct82jdlILDxjLEAWwvm+qj1m6aEtsDVmm6Q==",
-      "dependencies": {
-        "mimic-fn": "^2.1.0"
-      },
-      "engines": {
-        "node": ">=6"
-      }
-    },
-    "node_modules/os-tmpdir": {
-      "version": "1.0.2",
-      "resolved": "https://registry.npmjs.org/os-tmpdir/-/os-tmpdir-1.0.2.tgz",
-      "integrity": "sha1-u+Z0BseaqFxc/sdm/lc0VV36EnQ=",
-      "engines": {
-        "node": ">=0.10.0"
-      }
-    },
-    "node_modules/packet-reader": {
-      "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/packet-reader/-/packet-reader-1.0.0.tgz",
-      "integrity": "sha512-HAKu/fG3HpHFO0AA8WE8q2g+gBJaZ9MG7fcKk+IJPLTGAD6Psw4443l+9DGRbOIh3/aXr7Phy0TjilYivJo5XQ=="
-    },
-    "node_modules/papaparse": {
-      "version": "5.3.0",
-      "resolved": "https://registry.npmjs.org/papaparse/-/papaparse-5.3.0.tgz",
-      "integrity": "sha512-Lb7jN/4bTpiuGPrYy4tkKoUS8sTki8zacB5ke1p5zolhcSE4TlWgrlsxjrDTbG/dFVh07ck7X36hUf/b5V68pg=="
-    },
-    "node_modules/pause-stream": {
-      "version": "0.0.11",
-      "resolved": "https://registry.npmjs.org/pause-stream/-/pause-stream-0.0.11.tgz",
-      "integrity": "sha1-/lo0sMvOErWqaitAPuLnO2AvFEU=",
-      "dependencies": {
-        "through": "~2.3"
-      }
-    },
-    "node_modules/pg": {
-      "version": "7.11.0",
-      "resolved": "https://registry.npmjs.org/pg/-/pg-7.11.0.tgz",
-      "integrity": "sha512-YO4V7vCmEMGoF390LJaFaohWNKaA2ayoQOEZmiHVcAUF+YsRThpf/TaKCgSvsSE7cDm37Q/Cy3Gz41xiX/XjTw==",
-      "dependencies": {
-        "buffer-writer": "2.0.0",
-        "packet-reader": "1.0.0",
-        "pg-connection-string": "0.1.3",
-        "pg-pool": "^2.0.4",
-        "pg-types": "~2.0.0",
-        "pgpass": "1.x",
-        "semver": "4.3.2"
-      },
-      "engines": {
-        "node": ">= 4.5.0"
-      }
-    },
-    "node_modules/pg-async": {
-      "version": "3.1.0",
-      "resolved": "https://registry.npmjs.org/pg-async/-/pg-async-3.1.0.tgz",
-      "integrity": "sha512-GwxE/NkOCAgM6K0r1VoMEO61x+ze1KxdzFQitmOLZe6MmqKmP7iQLdXV7ZBHji10tz52sl+64EN7NqqtVJJaIA==",
-      "dependencies": {
-        "bluebird": "^3.5.0",
-        "debug": "^2.6.3",
-        "pg": "^7.0.2"
-      }
-    },
-    "node_modules/pg-connection-string": {
-      "version": "0.1.3",
-      "resolved": "https://registry.npmjs.org/pg-connection-string/-/pg-connection-string-0.1.3.tgz",
-      "integrity": "sha1-2hhHsglA5C7hSSvq9l1J2RskXfc="
-    },
-    "node_modules/pg-int8": {
-      "version": "1.0.1",
-      "resolved": "https://registry.npmjs.org/pg-int8/-/pg-int8-1.0.1.tgz",
-      "integrity": "sha512-WCtabS6t3c8SkpDBUlb1kjOs7l66xsGdKpIPZsg4wR+B3+u9UAum2odSsF9tnvxg80h4ZxLWMy4pRjOsFIqQpw==",
-      "engines": {
-        "node": ">=4.0.0"
-      }
-    },
-    "node_modules/pg-pool": {
-      "version": "2.0.6",
-      "resolved": "https://registry.npmjs.org/pg-pool/-/pg-pool-2.0.6.tgz",
-      "integrity": "sha512-hod2zYQxM8Gt482q+qONGTYcg/qVcV32VHVPtktbBJs0us3Dj7xibISw0BAAXVMCzt8A/jhfJvpZaxUlqtqs0g=="
-    },
-    "node_modules/pg-types": {
-      "version": "2.0.1",
-      "resolved": "https://registry.npmjs.org/pg-types/-/pg-types-2.0.1.tgz",
-      "integrity": "sha512-b7y6QM1VF5nOeX9ukMQ0h8a9z89mojrBHXfJeSug4mhL0YpxNBm83ot2TROyoAmX/ZOX3UbwVO4EbH7i1ZZNiw==",
-      "dependencies": {
-        "pg-int8": "1.0.1",
-        "postgres-array": "~2.0.0",
-        "postgres-bytea": "~1.0.0",
-        "postgres-date": "~1.0.4",
-        "postgres-interval": "^1.1.0"
-      },
-      "engines": {
-        "node": ">=4"
-      }
-    },
-    "node_modules/pgpass": {
-      "version": "1.0.2",
-      "resolved": "https://registry.npmjs.org/pgpass/-/pgpass-1.0.2.tgz",
-      "integrity": "sha1-Knu0G2BltnkH6R2hsHwYR8h3swY=",
-      "dependencies": {
-        "split": "^1.0.0"
-      }
-    },
-    "node_modules/postgres-array": {
-      "version": "2.0.0",
-      "resolved": "https://registry.npmjs.org/postgres-array/-/postgres-array-2.0.0.tgz",
-      "integrity": "sha512-VpZrUqU5A69eQyW2c5CA1jtLecCsN2U/bD6VilrFDWq5+5UIEVO7nazS3TEcHf1zuPYO/sqGvUvW62g86RXZuA==",
-      "engines": {
-        "node": ">=4"
-      }
-    },
-    "node_modules/postgres-bytea": {
-      "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/postgres-bytea/-/postgres-bytea-1.0.0.tgz",
-      "integrity": "sha1-AntTPAqokOJtFy1Hz5zOzFIazTU=",
-      "engines": {
-        "node": ">=0.10.0"
-      }
-    },
-    "node_modules/postgres-date": {
-      "version": "1.0.4",
-      "resolved": "https://registry.npmjs.org/postgres-date/-/postgres-date-1.0.4.tgz",
-      "integrity": "sha512-bESRvKVuTrjoBluEcpv2346+6kgB7UlnqWZsnbnCccTNq/pqfj1j6oBaN5+b/NrDXepYUT/HKadqv3iS9lJuVA==",
-      "engines": {
-        "node": ">=0.10.0"
-      }
-    },
-    "node_modules/postgres-interval": {
-      "version": "1.2.0",
-      "resolved": "https://registry.npmjs.org/postgres-interval/-/postgres-interval-1.2.0.tgz",
-      "integrity": "sha512-9ZhXKM/rw350N1ovuWHbGxnGh/SNJ4cnxHiM0rxE4VN41wsg8P8zWn9hv/buK00RP4WvlOyr/RBDiptyxVbkZQ==",
-      "dependencies": {
-        "xtend": "^4.0.0"
-      },
-      "engines": {
-        "node": ">=0.10.0"
-      }
-    },
-    "node_modules/proj4": {
-      "version": "2.5.0",
-      "resolved": "https://registry.npmjs.org/proj4/-/proj4-2.5.0.tgz",
-      "integrity": "sha512-XZTRT7OPdLzgvtTqL8DG2cEj8lYdovztOwiwpwRSYayOty5Ipf3H68dh/fiL+HKDEyetmQSMhkkMGiJoyziz3w==",
-      "dependencies": {
-        "mgrs": "1.0.0",
-        "wkt-parser": "^1.2.0"
-      }
-    },
-    "node_modules/querystring": {
-      "version": "0.2.0",
-      "resolved": "https://registry.npmjs.org/querystring/-/querystring-0.2.0.tgz",
-      "integrity": "sha1-sgmEkgO7Jd+CDadW50cAWHhSFiA=",
-      "engines": {
-        "node": ">=0.4.x"
-      }
-    },
-    "node_modules/readable-stream": {
-      "version": "3.4.0",
-      "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-3.4.0.tgz",
-      "integrity": "sha512-jItXPLmrSR8jmTRmRWJXCnGJsfy85mB3Wd/uINMXA65yrnFo0cPClFIUWzo2najVNSl+mx7/4W8ttlLWJe99pQ==",
-      "dependencies": {
-        "inherits": "^2.0.3",
-        "string_decoder": "^1.1.1",
-        "util-deprecate": "^1.0.1"
-      },
-      "engines": {
-        "node": ">= 6"
-      }
-    },
-    "node_modules/reproject": {
-      "version": "1.2.4",
-      "resolved": "https://registry.npmjs.org/reproject/-/reproject-1.2.4.tgz",
-      "integrity": "sha512-ubW3LUSsWVTRMv40mcDZG7jZCpMybEDIbhddwXmq7MSh11pJo2omBf9k4fwe6fAfe3l1O4FCl53uV5fYv5XtRw==",
-      "dependencies": {
-        "concat-stream": "^2.0.0",
-        "event-stream": "^4.0.0",
-        "geojson-stream": "0.1.0",
-        "minimist": "^1.2.0",
-        "proj4": "^2.4.4"
-      },
-      "bin": {
-        "reproject": "cli.js"
-      }
-    },
-    "node_modules/restore-cursor": {
-      "version": "3.1.0",
-      "resolved": "https://registry.npmjs.org/restore-cursor/-/restore-cursor-3.1.0.tgz",
-      "integrity": "sha512-l+sSefzHpj5qimhFSE5a8nufZYAM3sBSVMAPtYkmC+4EH2anSGaEMXSD0izRQbu9nfyQ9y5JrVmp7E8oZrUjvA==",
-      "dependencies": {
-        "onetime": "^5.1.0",
-        "signal-exit": "^3.0.2"
-      },
-      "engines": {
-        "node": ">=8"
-      }
-    },
-    "node_modules/run-async": {
-      "version": "2.4.0",
-      "resolved": "https://registry.npmjs.org/run-async/-/run-async-2.4.0.tgz",
-      "integrity": "sha512-xJTbh/d7Lm7SBhc1tNvTpeCHaEzoyxPrqNlvSdMfBTYwaY++UJFyXUOxAtsRUXjlqOfj8luNaR9vjCh4KeV+pg==",
-      "dependencies": {
-        "is-promise": "^2.1.0"
-      },
-      "engines": {
-        "node": ">=0.12.0"
-      }
-    },
-    "node_modules/rxjs": {
-      "version": "6.5.5",
-      "resolved": "https://registry.npmjs.org/rxjs/-/rxjs-6.5.5.tgz",
-      "integrity": "sha512-WfQI+1gohdf0Dai/Bbmk5L5ItH5tYqm3ki2c5GdWhKjalzjg93N3avFjVStyZZz+A2Em+ZxKH5bNghw9UeylGQ==",
-      "dependencies": {
-        "tslib": "^1.9.0"
-      },
-      "engines": {
-        "npm": ">=2.0.0"
-      }
-    },
-    "node_modules/safe-buffer": {
-      "version": "5.1.2",
-      "resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.1.2.tgz",
-      "integrity": "sha512-Gd2UZBJDkXlY7GbJxfsE8/nvKkUEU1G38c1siN6QP6a9PT9MmHB8GnpscSmMJSoF8LOIrt8ud/wPtojys4G6+g=="
-    },
-    "node_modules/safer-buffer": {
-      "version": "2.1.2",
-      "resolved": "https://registry.npmjs.org/safer-buffer/-/safer-buffer-2.1.2.tgz",
-      "integrity": "sha512-YZo3K82SD7Riyi0E1EQPojLz7kpepnSQI9IyPbHHg1XXXevb5dJI7tpyN2ADxGcQbHG7vcyRHk0cbwqcQriUtg=="
-    },
-    "node_modules/semver": {
-      "version": "4.3.2",
-      "resolved": "https://registry.npmjs.org/semver/-/semver-4.3.2.tgz",
-      "integrity": "sha1-x6BxWKgL7dBSNVt3DYLWZA+AO+c=",
-      "bin": {
-        "semver": "bin/semver"
-      }
-    },
-    "node_modules/signal-exit": {
-      "version": "3.0.3",
-      "resolved": "https://registry.npmjs.org/signal-exit/-/signal-exit-3.0.3.tgz",
-      "integrity": "sha512-VUJ49FC8U1OxwZLxIbTTrDvLnf/6TDgxZcK8wxR8zs13xpx7xbG60ndBlhNrFi2EMuFRoeDoJO7wthSLq42EjA=="
-    },
-    "node_modules/split": {
-      "version": "1.0.1",
-      "resolved": "https://registry.npmjs.org/split/-/split-1.0.1.tgz",
-      "integrity": "sha512-mTyOoPbrivtXnwnIxZRFYRrPNtEFKlpB2fvjSnCQUiAA6qAZzqwna5envK4uk6OIeP17CsdF3rSBGYVBsU0Tkg==",
-      "dependencies": {
-        "through": "2"
-      },
-      "engines": {
-        "node": "*"
-      }
-    },
-    "node_modules/stream-combiner": {
-      "version": "0.2.2",
-      "resolved": "https://registry.npmjs.org/stream-combiner/-/stream-combiner-0.2.2.tgz",
-      "integrity": "sha1-rsjLrBd7Vrb0+kec7YwZEs7lKFg=",
-      "dependencies": {
-        "duplexer": "~0.1.1",
-        "through": "~2.3.4"
-      }
-    },
-    "node_modules/string_decoder": {
-      "version": "1.2.0",
-      "resolved": "https://registry.npmjs.org/string_decoder/-/string_decoder-1.2.0.tgz",
-      "integrity": "sha512-6YqyX6ZWEYguAxgZzHGL7SsCeGx3V2TtOTqZz1xSTSWnqsbWwbptafNyvf/ACquZUXV3DANr5BDIwNYe1mN42w==",
-      "dependencies": {
-        "safe-buffer": "~5.1.0"
-      }
-    },
-    "node_modules/string-width": {
-      "version": "4.2.0",
-      "resolved": "https://registry.npmjs.org/string-width/-/string-width-4.2.0.tgz",
-      "integrity": "sha512-zUz5JD+tgqtuDjMhwIg5uFVV3dtqZ9yQJlZVfq4I01/K5Paj5UHj7VyrQOJvzawSVlKpObApbfD0Ed6yJc+1eg==",
-      "dependencies": {
-        "emoji-regex": "^8.0.0",
-        "is-fullwidth-code-point": "^3.0.0",
-        "strip-ansi": "^6.0.0"
-      },
-      "engines": {
-        "node": ">=8"
-      }
-    },
-    "node_modules/strip-ansi": {
-      "version": "6.0.0",
-      "resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-6.0.0.tgz",
-      "integrity": "sha512-AuvKTrTfQNYNIctbR1K/YGTR1756GycPsg7b9bdV9Duqur4gv6aKqHXah67Z8ImS7WEz5QVcOtlfW2rZEugt6w==",
-      "dependencies": {
-        "ansi-regex": "^5.0.0"
-      },
-      "engines": {
-        "node": ">=8"
-      }
-    },
-    "node_modules/supports-color": {
-      "version": "7.1.0",
-      "resolved": "https://registry.npmjs.org/supports-color/-/supports-color-7.1.0.tgz",
-      "integrity": "sha512-oRSIpR8pxT1Wr2FquTNnGet79b3BWljqOuoW/h4oBhxJ/HUbX5nX6JSruTkvXDCFMwDPvsaTTbvMLKZWSy0R5g==",
-      "dependencies": {
-        "has-flag": "^4.0.0"
-      },
-      "engines": {
-        "node": ">=8"
-      }
-    },
-    "node_modules/through": {
-      "version": "2.3.8",
-      "resolved": "https://registry.npmjs.org/through/-/through-2.3.8.tgz",
-      "integrity": "sha1-DdTJ/6q8NXlgsbckEV1+Doai4fU="
-    },
-    "node_modules/tmp": {
-      "version": "0.0.33",
-      "resolved": "https://registry.npmjs.org/tmp/-/tmp-0.0.33.tgz",
-      "integrity": "sha512-jRCJlojKnZ3addtTOjdIqoRuPEKBvNXcGYqzO6zWZX8KfKEpnGY5jfggJQ3EjKuu8D4bJRr0y+cYJFmYbImXGw==",
-      "dependencies": {
-        "os-tmpdir": "~1.0.2"
-      },
-      "engines": {
-        "node": ">=0.6.0"
-      }
-    },
-    "node_modules/tslib": {
-      "version": "1.10.0",
-      "resolved": "https://registry.npmjs.org/tslib/-/tslib-1.10.0.tgz",
-      "integrity": "sha512-qOebF53frne81cf0S9B41ByenJ3/IuH8yJKngAX35CmiZySA0khhkovshKK+jGCaMnVomla7gVlIcc3EvKPbTQ=="
-    },
-    "node_modules/type-fest": {
-      "version": "0.11.0",
-      "resolved": "https://registry.npmjs.org/type-fest/-/type-fest-0.11.0.tgz",
-      "integrity": "sha512-OdjXJxnCN1AvyLSzeKIgXTXxV+99ZuXl3Hpo9XpJAv9MBcHrrJOQ5kV7ypXOuQie+AmWG25hLbiKdwYTifzcfQ==",
-      "engines": {
-        "node": ">=8"
-      }
-    },
-    "node_modules/typedarray": {
-      "version": "0.0.6",
-      "resolved": "https://registry.npmjs.org/typedarray/-/typedarray-0.0.6.tgz",
-      "integrity": "sha1-hnrHTjhkGHsdPUfZlqeOxciDB3c="
-    },
-    "node_modules/typescript": {
-      "version": "3.8.3",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.8.3.tgz",
-      "integrity": "sha512-MYlEfn5VrLNsgudQTVJeNaQFUAI7DkhnOjdpAp4T+ku1TfQClewlbSuTVHiA+8skNBgaf02TL/kLOvig4y3G8w==",
-      "dev": true,
-      "bin": {
-        "tsc": "bin/tsc",
-        "tsserver": "bin/tsserver"
-      },
-      "engines": {
-        "node": ">=4.2.0"
-      }
-    },
-    "node_modules/util-deprecate": {
-      "version": "1.0.2",
-      "resolved": "https://registry.npmjs.org/util-deprecate/-/util-deprecate-1.0.2.tgz",
-      "integrity": "sha1-RQ1Nyfpw3nMnYvvS1KKJgUGaDM8="
-    },
-    "node_modules/watch": {
-      "version": "1.0.2",
-      "resolved": "https://registry.npmjs.org/watch/-/watch-1.0.2.tgz",
-      "integrity": "sha1-NApxe952Vyb6CqB9ch4BR6VR3ww=",
-      "dev": true,
-      "dependencies": {
-        "exec-sh": "^0.2.0",
-        "minimist": "^1.2.0"
-      },
-      "bin": {
-        "watch": "cli.js"
-      },
-      "engines": {
-        "node": ">=0.1.95"
-      }
-    },
-    "node_modules/wkt-parser": {
-      "version": "1.2.3",
-      "resolved": "https://registry.npmjs.org/wkt-parser/-/wkt-parser-1.2.3.tgz",
-      "integrity": "sha512-s7zrOedGuHbbzMaQOuf8HacuCYp3LmmrHjkkN//7UEAzsYz7xJ6J+j/84ZWZkQcrRqi3xXyuc4odPHj7PEB0bw=="
-    },
-    "node_modules/xtend": {
-      "version": "4.0.2",
-      "resolved": "https://registry.npmjs.org/xtend/-/xtend-4.0.2.tgz",
-      "integrity": "sha512-LKYU1iAXJXUgAXn9URjiu+MWhyUXHsvfp7mcuYm9dSUKK0/CjtrUwFAxD82/mCWbtLsGjFIad0wIsod4zrTAEQ==",
-      "engines": {
-        "node": ">=0.4"
-      }
-    }
-  },
   "dependencies": {
     "@turf/area": {
       "version": "6.0.1",
@@ -943,6 +79,15 @@
       "integrity": "sha512-9bR9qvg4wZE6UiIlmhodCOZ2r38SeN8T35SsmMDuIMfACxxaMvIwiwoTJnEA9f/KEhL+BQSuD+arbZucUzYu7w==",
       "dev": true
     },
+    "JSONStream": {
+      "version": "1.3.5",
+      "resolved": "https://registry.npmjs.org/JSONStream/-/JSONStream-1.3.5.tgz",
+      "integrity": "sha512-E+iruNOY8VV9s4JEbe1aNEm6MiszPRr/UfcHMz0TQh1BXSxHK+ASV1R6W4HpjBhSeS+54PIsAMCBmwD06LLsqQ==",
+      "requires": {
+        "jsonparse": "^1.2.0",
+        "through": ">=2.2.7 <3"
+      }
+    },
     "ansi-escapes": {
       "version": "4.3.1",
       "resolved": "https://registry.npmjs.org/ansi-escapes/-/ansi-escapes-4.3.1.tgz",
@@ -965,6 +110,11 @@
         "color-convert": "^2.0.1"
       }
     },
+    "assert-options": {
+      "version": "0.7.0",
+      "resolved": "https://registry.npmjs.org/assert-options/-/assert-options-0.7.0.tgz",
+      "integrity": "sha512-7q9uNH/Dh8gFgpIIb9ja8PJEWA5AQy3xnBC8jtKs8K/gNVCr1K6kIvlm59HUyYgvM7oEDoLzGgPcGd9FqhtXEQ=="
+    },
     "axios": {
       "version": "0.21.1",
       "resolved": "https://registry.npmjs.org/axios/-/axios-0.21.1.tgz",
@@ -973,11 +123,6 @@
         "follow-redirects": "^1.10.0"
       }
     },
-    "bluebird": {
-      "version": "3.5.5",
-      "resolved": "https://registry.npmjs.org/bluebird/-/bluebird-3.5.5.tgz",
-      "integrity": "sha512-5am6HnnfN+urzt4yfg7IgTbotDjIT/u8AJpEt0sIU9FtXfVeezXAPKswrG+xKUCOYAINpSdgZVDU6QFh+cuH3w=="
-    },
     "buffer-from": {
       "version": "1.1.1",
       "resolved": "https://registry.npmjs.org/buffer-from/-/buffer-from-1.1.1.tgz",
@@ -1039,14 +184,6 @@
         "typedarray": "^0.0.6"
       }
     },
-    "debug": {
-      "version": "2.6.9",
-      "resolved": "https://registry.npmjs.org/debug/-/debug-2.6.9.tgz",
-      "integrity": "sha512-bC7ElrdJaJnPbAP+1EotYvqZsb3ecl5wi6Bfi6BJTUcNowp6cvspg0jXznRTKDjm/E7AdgFBVeAPVMNcKGsHMA==",
-      "requires": {
-        "ms": "2.0.0"
-      }
-    },
     "duplexer": {
       "version": "0.1.1",
       "resolved": "https://registry.npmjs.org/duplexer/-/duplexer-0.1.1.tgz",
@@ -1175,15 +312,6 @@
       "resolved": "https://registry.npmjs.org/jsonparse/-/jsonparse-1.3.1.tgz",
       "integrity": "sha1-P02uSpH6wxX3EGL4UhzCOfE2YoA="
     },
-    "JSONStream": {
-      "version": "1.3.5",
-      "resolved": "https://registry.npmjs.org/JSONStream/-/JSONStream-1.3.5.tgz",
-      "integrity": "sha512-E+iruNOY8VV9s4JEbe1aNEm6MiszPRr/UfcHMz0TQh1BXSxHK+ASV1R6W4HpjBhSeS+54PIsAMCBmwD06LLsqQ==",
-      "requires": {
-        "jsonparse": "^1.2.0",
-        "through": ">=2.2.7 <3"
-      }
-    },
     "lodash": {
       "version": "4.17.20",
       "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.20.tgz",
@@ -1220,11 +348,6 @@
       "resolved": "https://registry.npmjs.org/moment/-/moment-2.24.0.tgz",
       "integrity": "sha512-bV7f+6l2QigeBBZSM/6yTNq4P2fNpSWj/0e7jQcy87A8e7o2nAfP/34/2ky5Vw4B9S446EtIhodAzkFCcR4dQg=="
     },
-    "ms": {
-      "version": "2.0.0",
-      "resolved": "https://registry.npmjs.org/ms/-/ms-2.0.0.tgz",
-      "integrity": "sha1-VgiurfwAvmwpAd9fmGF4jeDVl8g="
-    },
     "mute-stream": {
       "version": "0.0.8",
       "resolved": "https://registry.npmjs.org/mute-stream/-/mute-stream-0.0.8.tgz",
@@ -1266,57 +389,70 @@
         "through": "~2.3"
       }
     },
-    "pg": {
-      "version": "7.11.0",
-      "resolved": "https://registry.npmjs.org/pg/-/pg-7.11.0.tgz",
-      "integrity": "sha512-YO4V7vCmEMGoF390LJaFaohWNKaA2ayoQOEZmiHVcAUF+YsRThpf/TaKCgSvsSE7cDm37Q/Cy3Gz41xiX/XjTw==",
-      "requires": {
-        "buffer-writer": "2.0.0",
-        "packet-reader": "1.0.0",
-        "pg-connection-string": "0.1.3",
-        "pg-pool": "^2.0.4",
-        "pg-types": "~2.0.0",
-        "pgpass": "1.x",
-        "semver": "4.3.2"
-      }
-    },
-    "pg-async": {
-      "version": "3.1.0",
-      "resolved": "https://registry.npmjs.org/pg-async/-/pg-async-3.1.0.tgz",
-      "integrity": "sha512-GwxE/NkOCAgM6K0r1VoMEO61x+ze1KxdzFQitmOLZe6MmqKmP7iQLdXV7ZBHji10tz52sl+64EN7NqqtVJJaIA==",
-      "requires": {
-        "bluebird": "^3.5.0",
-        "debug": "^2.6.3",
-        "pg": "^7.0.2"
-      }
-    },
-    "pg-connection-string": {
-      "version": "0.1.3",
-      "resolved": "https://registry.npmjs.org/pg-connection-string/-/pg-connection-string-0.1.3.tgz",
-      "integrity": "sha1-2hhHsglA5C7hSSvq9l1J2RskXfc="
-    },
     "pg-int8": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/pg-int8/-/pg-int8-1.0.1.tgz",
       "integrity": "sha512-WCtabS6t3c8SkpDBUlb1kjOs7l66xsGdKpIPZsg4wR+B3+u9UAum2odSsF9tnvxg80h4ZxLWMy4pRjOsFIqQpw=="
     },
-    "pg-pool": {
-      "version": "2.0.6",
-      "resolved": "https://registry.npmjs.org/pg-pool/-/pg-pool-2.0.6.tgz",
-      "integrity": "sha512-hod2zYQxM8Gt482q+qONGTYcg/qVcV32VHVPtktbBJs0us3Dj7xibISw0BAAXVMCzt8A/jhfJvpZaxUlqtqs0g=="
+    "pg-minify": {
+      "version": "1.6.2",
+      "resolved": "https://registry.npmjs.org/pg-minify/-/pg-minify-1.6.2.tgz",
+      "integrity": "sha512-1KdmFGGTP6jplJoI8MfvRlfvMiyBivMRP7/ffh4a11RUFJ7kC2J0ZHlipoKiH/1hz+DVgceon9U2qbaHpPeyPg=="
     },
-    "pg-types": {
-      "version": "2.0.1",
-      "resolved": "https://registry.npmjs.org/pg-types/-/pg-types-2.0.1.tgz",
-      "integrity": "sha512-b7y6QM1VF5nOeX9ukMQ0h8a9z89mojrBHXfJeSug4mhL0YpxNBm83ot2TROyoAmX/ZOX3UbwVO4EbH7i1ZZNiw==",
+    "pg-promise": {
+      "version": "10.9.5",
+      "resolved": "https://registry.npmjs.org/pg-promise/-/pg-promise-10.9.5.tgz",
+      "integrity": "sha512-llJfdNQVTixjpsTuKTGStybkTWN5PYHWCTb0iqA9GFsvf1khJaH2dexljkMuyeQ41FG8ZkuqkmxrtRVauuS+0A==",
       "requires": {
-        "pg-int8": "1.0.1",
-        "postgres-array": "~2.0.0",
-        "postgres-bytea": "~1.0.0",
-        "postgres-date": "~1.0.4",
-        "postgres-interval": "^1.1.0"
+        "assert-options": "0.7.0",
+        "pg": "8.5.1",
+        "pg-minify": "1.6.2",
+        "spex": "3.2.0"
+      },
+      "dependencies": {
+        "pg": {
+          "version": "8.5.1",
+          "resolved": "https://registry.npmjs.org/pg/-/pg-8.5.1.tgz",
+          "integrity": "sha512-9wm3yX9lCfjvA98ybCyw2pADUivyNWT/yIP4ZcDVpMN0og70BUWYEGXPCTAQdGTAqnytfRADb7NERrY1qxhIqw==",
+          "requires": {
+            "buffer-writer": "2.0.0",
+            "packet-reader": "1.0.0",
+            "pg-connection-string": "^2.4.0",
+            "pg-pool": "^3.2.2",
+            "pg-protocol": "^1.4.0",
+            "pg-types": "^2.1.0",
+            "pgpass": "1.x"
+          }
+        },
+        "pg-connection-string": {
+          "version": "2.4.0",
+          "resolved": "https://registry.npmjs.org/pg-connection-string/-/pg-connection-string-2.4.0.tgz",
+          "integrity": "sha512-3iBXuv7XKvxeMrIgym7njT+HlZkwZqqGX4Bu9cci8xHZNT+Um1gWKqCsAzcC0d95rcKMU5WBg6YRUcHyV0HZKQ=="
+        },
+        "pg-pool": {
+          "version": "3.2.2",
+          "resolved": "https://registry.npmjs.org/pg-pool/-/pg-pool-3.2.2.tgz",
+          "integrity": "sha512-ORJoFxAlmmros8igi608iVEbQNNZlp89diFVx6yV5v+ehmpMY9sK6QgpmgoXbmkNaBAx8cOOZh9g80kJv1ooyA=="
+        },
+        "pg-types": {
+          "version": "2.2.0",
+          "resolved": "https://registry.npmjs.org/pg-types/-/pg-types-2.2.0.tgz",
+          "integrity": "sha512-qTAAlrEsl8s4OiEQY69wDvcMIdQN6wdz5ojQiOy6YRMuynxenON0O5oCpJI6lshc6scgAY8qvJ2On/p+CXY0GA==",
+          "requires": {
+            "pg-int8": "1.0.1",
+            "postgres-array": "~2.0.0",
+            "postgres-bytea": "~1.0.0",
+            "postgres-date": "~1.0.4",
+            "postgres-interval": "^1.1.0"
+          }
+        }
       }
     },
+    "pg-protocol": {
+      "version": "1.4.0",
+      "resolved": "https://registry.npmjs.org/pg-protocol/-/pg-protocol-1.4.0.tgz",
+      "integrity": "sha512-El+aXWcwG/8wuFICMQjM5ZSAm6OWiJicFdNYo+VY3QP+8vI4SvLIWVe51PppTzMhikUJR+PsyIFKqfdXPz/yxA=="
+    },
     "pgpass": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/pgpass/-/pgpass-1.0.2.tgz",
@@ -1419,16 +555,16 @@
       "resolved": "https://registry.npmjs.org/safer-buffer/-/safer-buffer-2.1.2.tgz",
       "integrity": "sha512-YZo3K82SD7Riyi0E1EQPojLz7kpepnSQI9IyPbHHg1XXXevb5dJI7tpyN2ADxGcQbHG7vcyRHk0cbwqcQriUtg=="
     },
-    "semver": {
-      "version": "4.3.2",
-      "resolved": "https://registry.npmjs.org/semver/-/semver-4.3.2.tgz",
-      "integrity": "sha1-x6BxWKgL7dBSNVt3DYLWZA+AO+c="
-    },
     "signal-exit": {
       "version": "3.0.3",
       "resolved": "https://registry.npmjs.org/signal-exit/-/signal-exit-3.0.3.tgz",
       "integrity": "sha512-VUJ49FC8U1OxwZLxIbTTrDvLnf/6TDgxZcK8wxR8zs13xpx7xbG60ndBlhNrFi2EMuFRoeDoJO7wthSLq42EjA=="
     },
+    "spex": {
+      "version": "3.2.0",
+      "resolved": "https://registry.npmjs.org/spex/-/spex-3.2.0.tgz",
+      "integrity": "sha512-9srjJM7NaymrpwMHvSmpDeIK5GoRMX/Tq0E8aOlDPS54dDnDUIp30DrP9SphMPEETDLzEM9+4qo+KipmbtPecg=="
+    },
     "split": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/split/-/split-1.0.1.tgz",
@@ -1446,14 +582,6 @@
         "through": "~2.3.4"
       }
     },
-    "string_decoder": {
-      "version": "1.2.0",
-      "resolved": "https://registry.npmjs.org/string_decoder/-/string_decoder-1.2.0.tgz",
-      "integrity": "sha512-6YqyX6ZWEYguAxgZzHGL7SsCeGx3V2TtOTqZz1xSTSWnqsbWwbptafNyvf/ACquZUXV3DANr5BDIwNYe1mN42w==",
-      "requires": {
-        "safe-buffer": "~5.1.0"
-      }
-    },
     "string-width": {
       "version": "4.2.0",
       "resolved": "https://registry.npmjs.org/string-width/-/string-width-4.2.0.tgz",
@@ -1464,6 +592,14 @@
         "strip-ansi": "^6.0.0"
       }
     },
+    "string_decoder": {
+      "version": "1.2.0",
+      "resolved": "https://registry.npmjs.org/string_decoder/-/string_decoder-1.2.0.tgz",
+      "integrity": "sha512-6YqyX6ZWEYguAxgZzHGL7SsCeGx3V2TtOTqZz1xSTSWnqsbWwbptafNyvf/ACquZUXV3DANr5BDIwNYe1mN42w==",
+      "requires": {
+        "safe-buffer": "~5.1.0"
+      }
+    },
     "strip-ansi": {
       "version": "6.0.0",
       "resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-6.0.0.tgz",
diff --git a/package.json b/package.json
index 7942a45be9ff63472983e19e849a960a200240fd..4993ef7c049293ed8f10512b68ca4185dcde664b 100644
--- a/package.json
+++ b/package.json
@@ -38,7 +38,7 @@
     "moment": "^2.24.0",
     "normalize-url": "^4.3.0",
     "papaparse": "^5.0.0",
-    "pg-async": "^3.1.0",
+    "pg-promise": "^10.9.5",
     "proj4": "^2.5.0",
     "querystring": "^0.2.0",
     "reproject": "^1.2.4",
diff --git a/src/FeatureType.ts b/src/FeatureType.ts
index 64d8b1dc0f536b3cd224428970c1ddcb7bcc8e7c..254a047a7f9a34f8fa4378a9705a56936791c64e 100644
--- a/src/FeatureType.ts
+++ b/src/FeatureType.ts
@@ -30,7 +30,7 @@ export abstract class FeatureType {
     /**
      * physically deletes the feature type from the store (e.g. file from disk or table from database)
      **/
-    abstract async delete(): Promise<void>;
+    abstract async delete(): Promise<null|undefined|void>;
 
     /**
      * Do some additional work in the end, e.g. close connections to a database
diff --git a/src/FeatureTypeFactory.ts b/src/FeatureTypeFactory.ts
index 6c6e9b418e2d20c51fab37b511750b5e5d4abf7b..b61bbedd803b38a505ece4a6f3ea96fafe434e8d 100644
--- a/src/FeatureTypeFactory.ts
+++ b/src/FeatureTypeFactory.ts
@@ -1,12 +1,7 @@
 import {PgFeatureType} from './PgFeatureType';
 import {GeoJsonFeatureType} from './GeoJsonFeatureType';
-import PgAsync from 'pg-async';
 import {FeatureTypeConfig, GeoJSONFeatureTypeConfig, PostgisFeatureTypeConfig} from './config_types_interfaces';
 
-// const PgFeatureType = require('./PgFeatureType.js');
-// const GeoJsonFeatureType = require('./GeoJsonFeatureType.js');
-// const PgAsync = require('pg-async').default;
-
 export class FeatureTypeFactory {
   //factory
   static async create(featureTypeConfig: FeatureTypeConfig<any>){
diff --git a/src/Ohsome2X.ts b/src/Ohsome2X.ts
index e84b6bc6e3fcf065fc19b99797cf9470b06af8d1..c7a6aeec88b25d5bb75c6d18bf9dbacf4a785e1a 100644
--- a/src/Ohsome2X.ts
+++ b/src/Ohsome2X.ts
@@ -162,6 +162,7 @@ class Ohsome2X extends EventEmitter {
                     this.emit('progress', {type:'progress', processed: this.currentFeatureCount, total: this.totalFeatureCount, cursor: cursor, fetchSize: fetchSize, timestamp: new Date().toISOString()});
 
                     const sourceFeatureCollection: any = await this.sourceFeatureType.getFeaturesByCursorAndLimit(cursor, fetchSize);
+
                     let targetFeatureCollection: any;
 
                     featureCount = sourceFeatureCollection.features.length;
@@ -553,7 +554,8 @@ class Ohsome2X extends EventEmitter {
                 url: `${this.ohsomeApiUrl}/${queryType}`,
                 method: 'post',
                 header: {'content-type': 'application/x-www-form-urlencoded'},
-                maxContentLength: 1024 * 1024 * 1024 * 1024,
+                maxContentLength: Infinity,
+                maxBodyLength: Infinity,
                 data: dataString
             });
             //only for json requests with showMetadata=true, not csv
@@ -696,4 +698,4 @@ class Ohsome2X extends EventEmitter {
 }
 
 export = Ohsome2X;
-// export * from './config_types_interfaces';
\ No newline at end of file
+// export * from './config_types_interfaces';
diff --git a/src/PgFeatureType.ts b/src/PgFeatureType.ts
index 48b1a4b00a746b0c5bffe7776dc7b4ccd3b567e9..48a9a97c8eb34c2d464ea935487dc9095970c795 100644
--- a/src/PgFeatureType.ts
+++ b/src/PgFeatureType.ts
@@ -7,14 +7,10 @@
 // const moment = require('moment');
 
 //extends FeatureType
-import {
-    PostgisStore,
-    SourcePostgisFeatureTypeConfig,
-    TargetPostgisFeatureTypeConfig
-} from './config_types_interfaces';
+import {PostgisStore, SourcePostgisFeatureTypeConfig, TargetPostgisFeatureTypeConfig} from './config_types_interfaces';
 import {FeatureType} from './FeatureType';
-import PgAsync from 'pg-async';
-import {types as pgTypes} from 'pg';
+import pgPromise, {IDatabase} from 'pg-promise'
+// import {types as pgTypes} from 'pg';
 import * as turfHelpers from '@turf/helpers';
 import {Feature, FeatureCollection} from '@turf/helpers';
 // import * as moment from 'moment';
@@ -33,8 +29,9 @@ export class PgFeatureType extends FeatureType {
     private geometryId: string | number | undefined;
     private geometryColumn: string;
     private fetchSize: number | undefined;
-    private db: PgAsync;
+    private db: IDatabase<any>;
     private tableExists: any;
+    private pgp: pgPromise.IMain<any>;
 
     constructor(config: SourcePostgisFeatureTypeConfig | TargetPostgisFeatureTypeConfig) {
         super(config);
@@ -49,27 +46,33 @@ export class PgFeatureType extends FeatureType {
         if ('fetchSize' in config) {
             this.fetchSize = config.fetchSize;
         }
+
+        // this.db = new PgAsync(this.store);
+        this.pgp = pgPromise({});
+
         //per default pg parses int8 values as strings
-        pgTypes.setTypeParser(20, function (val) {
+        this.pgp.pg.types.setTypeParser(20, function (val) {
             return parseInt(val)
         });
-        this.db = new PgAsync(this.store);
+
+        this.db = this.pgp(this.store);
+
         this.checkTableExists();
     }
 
     async checkTableExists() {
-        const sql = `SELECT EXISTS (
+        const sql = `SELECT exists(
                    SELECT 1
                    FROM   pg_catalog.pg_class c
                    JOIN   pg_catalog.pg_namespace n ON n.oid = c.relnamespace
-                   WHERE  n.nspname = '${this.schemaName}'
-                   AND    c.relname = '${this.tableName}'
+                   WHERE  n.nspname = $1
+                   AND    c.relname = $2
                    AND    (c.relkind = 'r' OR c.relkind = 'v' )    -- only tables or views
                    );`;
 
         let exists;
         try {
-            exists = await this.db.value(sql);
+            exists = await this.db.one(sql,[this.schemaName, this.tableName], row => row.exists);//.value(sql);
             console.log(`Checked if TABLE ${this.schemaName}.${this.tableName} exists: ${exists}`);
             this.tableExists = exists;
             return exists;
@@ -81,14 +84,14 @@ export class PgFeatureType extends FeatureType {
 
     async closeConnections() {
         console.log(`${this.schemaName}.${this.tableName}: ` + 'Close all connections of database: ' + this.store.database + ' on ' + this.store.host);
-        await this.db.closeConnections();
+        await this.pgp.end(); //this.db.$pool.end() //.closeConnections();
     }
 
     async delete() {
         const sql = `DROP TABLE IF EXISTS ${this.schemaName}."${this.tableName}" CASCADE;`;
 
         try {
-            const res = await this.db.query(sql);
+            const res = await this.db.none(sql);
             this.tableExists = false;
             console.log(sql);
             return res;
@@ -105,9 +108,9 @@ export class PgFeatureType extends FeatureType {
         if (this.tableExists || await this.checkTableExists()){
             const sql = `SELECT "${this.geometryId}" as id
                          FROM ${this.schemaName}."${this.tableName}" LIMIT 1;`;
-            const result = await this.db.query(sql);
+            const id = await this.db.one(sql, null, row=>row.id);
 
-            return typeof result.rows[0].id;
+            return typeof id;
         } else {
             throw Error(`Can't getId data type from table that doesn't exist: ${this.schemaName}.${this.tableName}`);
         }
@@ -119,7 +122,7 @@ export class PgFeatureType extends FeatureType {
      async getFeatureCount(): Promise<number> {
         const sql = `SELECT count(*)
               FROM ${this.schemaName}."${this.tableName}";`;
-        return await this.db.value(sql);
+        return await this.db.one(sql, null, row=>row.count);
      }
 
     /**
@@ -132,11 +135,11 @@ export class PgFeatureType extends FeatureType {
               FROM ${this.schemaName}."${this.tableName}";`;
         console.log(`Get all cells from ${this.schemaName}."${this.tableName}"`);
 
-        const result = await this.db.query(sql);
+        const result = await this.db.any(sql);
         // console.log(JSON.stringify(result,undefined,2));
         // console.log(result.rows);
 
-        let features = result.rows.map((row: any) => turfHelpers.feature(row.geom, {id: row.id}));
+        let features = result.map((row: any) => turfHelpers.feature(row.geom, {id: row.id}));
         let featureCollection = turfHelpers.featureCollection(features);
 
         return featureCollection;
@@ -152,31 +155,22 @@ export class PgFeatureType extends FeatureType {
             throw Error('Please set params: cursor: int | string, fetchSize: int');
         }
 
-        const cursorSql = (typeof cursor === 'number')? cursor : `'${cursor}'`;
+       // const cursorSql = (typeof cursor === 'number')? cursor : `'${cursor}'`;
 
         const sql = `SELECT "${this.geometryId}" as id,
               st_asgeojson(st_multi("${this.geometryColumn}"))::json as geom
               FROM ${this.schemaName}."${this.tableName}"
-              WHERE "${this.geometryId}" > ${cursorSql}
+              WHERE "${this.geometryId}" > $1
               ORDER BY "${this.geometryId}" ASC
               LIMIT ${fetchSize};`;
-        console.log('Get cells from ' + this.tableName + ' with id > ' + cursorSql + ' with fetchSize: ' + fetchSize);
+        console.log('Get cells from ' + this.tableName + ' with id > ' + cursor + ' with fetchSize: ' + fetchSize);
 
-        const result = await this.db.query(sql);
-        let features = result.rows.map((row: any) => turfHelpers.feature(row.geom, {id: row.id}));
+        const result = await this.db.any(sql, cursor);
+        let features = result.map((row: any) => turfHelpers.feature(row.geom, {id: row.id}));
         let featureCollection = turfHelpers.featureCollection(features);
         return featureCollection;
     }
 
-    async getPropertyAgg(propertyName: string) {
-        let sql = `SELECT 
-                array_agg("${propertyName}") as values 
-                FROM ${this.schemaName}."${this.tableName}"
-                WHERE "timestamp" = (SELECT max("timestamp") FROM ${this.schemaName}."${this.tableName}")
-                ;`;
-        const result = await this.db.query(sql);
-        return result;
-    }
 
     async createTableFromGeoJSONFeature(geoJSONFeature: Feature, epsg?: number | string) {
         //check if geometries exists
@@ -236,10 +230,11 @@ export class PgFeatureType extends FeatureType {
 
         const sql = `CREATE TABLE IF NOT EXISTS ${this.schemaName}."${this.tableName}" (${columnDefsString});`;
 
-        // console.log(sql);
-        let res = await this.db.query(sql);
-        this.tableExists = true;
+        console.log( (sql.length > 70)? sql.substring(0,67) + '...' : sql );
 
+        let res = await this.db.none(sql);
+        this.tableExists = true;
+        console.log(`✔️ TABLE is ready.`)
         return res;
     }
 
@@ -302,7 +297,7 @@ export class PgFeatureType extends FeatureType {
             }
         }
 
-        const values = featureCollection.features.map((feature) => {
+        let values = featureCollection.features.map((feature) => {
             let featureValues = (!!feature.properties) ? Object.values(feature.properties) : [];
             featureValues.forEach((e: any, i: number, a: any[]) => {
                 return a[i] = castToDataType(e, i)
@@ -314,37 +309,57 @@ export class PgFeatureType extends FeatureType {
 
 
             return `(${featureValues.join(',')})`
-        }).join(',');
+        })//.join(','); //TODO use tx with lutiple inserts to get rid of Invalid string length
+
+
 
-        const sql = `INSERT INTO ${this.schemaName}."${this.tableName}" (${columnNames} ) VALUES ${values};`;
-        // console.log(sql);
         console.log(`Writing ${featureCollection.features.length} features into ${this.schemaName}."${this.tableName}".`);
-        return await this.db.query(sql);
 
+        return await this.db.tx('insert-transaction', async t => {
+
+            const multiRowsSize = 10;
+            //modifying values into Array of Arrays with multiRowSize each. Chunking array into smaller chunkarrays.
+            let multiValues = [...Array(Math.ceil(values.length / multiRowsSize))]
+                .map(_ => values.splice(0, multiRowsSize))
+                .map(chunks => chunks.join(','));
+
+
+            // const inserts = multiValues.map(multiFeatureValues =>{
+            //     return t.none(`INSERT INTO ${this.schemaName}."${this.tableName}" (${columnNames} ) VALUES ${multiFeatureValues};`)
+            // })
+
+            return await t.sequence(
+                async (index: number) => {
+                    if (index < multiValues.length) {
+                        return await t.none(`INSERT INTO ${this.schemaName}."${this.tableName}" (${columnNames} ) VALUES ${multiValues[index]}`);
+                    }
+                }
+            )
+        })
     }
 
     async createIndex(column: string, indexType?: string) {
         column = column.replace(' ', '_');
         const usingIndexType = (!!indexType) ? `USING ${indexType}` : '';
-        const sql = `CREATE INDEX IF NOT EXISTS ${this.tableName.replace(' ', '_')}_${column}_idx ON ${this.schemaName}."${this.tableName}" ${usingIndexType} (${column});`;
+        const sql = `CREATE INDEX IF NOT EXISTS ${this.tableName.replace(' ', '_')}_${column}_idx ON ${this.schemaName}."${this.tableName}" ${usingIndexType} ("${column}");`;
         console.log(sql);
-        return await this.db.query(sql);
+        return await this.db.none(sql);
     }
 
     async clusterTable(column: string) {
         const sql = `CLUSTER ${this.schemaName}."${this.tableName}" USING ${this.tableName.replace(' ', '_')}_${column}_idx`;
         console.log(sql);
-        return await this.db.query(sql);
+        return await this.db.none(sql);
     }
 
     async analyzeTable() {
         const sql = `ANALYZE ${this.schemaName}."${this.tableName}"`;
         console.log(sql);
-        return await this.db.query(sql);
+        return await this.db.none(sql);
     }
 
     async finalize() {
-        this.db.closeConnections();
+        await this.closeConnections();
         console.log(`Connection to database '${this.store.database}' successfully closed.`)
     }