mirror of
https://github.com/lancedb/lancedb.git
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[Node] drop table api (#221)
Provide `drop_table` in rust and node. Closes #86
This commit is contained in:
Lei Xu
GitHub
129
node/package-lock.json
generated
129
node/package-lock.json
generated
@@ -23,7 +23,7 @@
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"chai": "^4.3.7",
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"eslint": "^8.39.0",
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"eslint-config-standard-with-typescript": "^34.0.1",
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"eslint-plugin-promise": "^6.1.1",
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"mocha": "^10.2.0",
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@@ -787,24 +787,6 @@
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"url": "https://github.com/sponsors/ljharb"
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}
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},
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"node_modules/array.prototype.flatmap": {
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"version": "1.3.1",
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"dev": true,
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"dependencies": {
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"call-bind": "^1.0.2",
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"define-properties": "^1.1.4",
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"es-abstract": "^1.20.4",
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"es-shim-unscopables": "^1.0.0"
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},
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"engines": {
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"node": ">= 0.4"
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},
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"funding": {
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"url": "https://github.com/sponsors/ljharb"
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}
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},
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"version": "1.1.0",
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@@ -1633,25 +1615,23 @@
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}
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},
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"dev": true,
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"dependencies": {
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"array-includes": "^3.1.6",
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"array.prototype.flat": "^1.3.1",
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"array.prototype.flatmap": "^1.3.1",
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"debug": "^3.2.7",
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"array-includes": "^3.1.4",
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"array.prototype.flat": "^1.2.5",
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"debug": "^2.6.9",
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"doctrine": "^2.1.0",
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"eslint-import-resolver-node": "^0.3.7",
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"eslint-module-utils": "^2.7.4",
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"eslint-import-resolver-node": "^0.3.6",
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"eslint-module-utils": "^2.7.3",
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"has": "^1.0.3",
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"is-core-module": "^2.11.0",
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"is-core-module": "^2.8.1",
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"is-glob": "^4.0.3",
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"minimatch": "^3.1.2",
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"object.values": "^1.1.6",
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"resolve": "^1.22.1",
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"semver": "^6.3.0",
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"object.values": "^1.1.5",
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"resolve": "^1.22.0",
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"tsconfig-paths": "^3.14.1"
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},
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"engines": {
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@@ -1662,12 +1642,12 @@
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}
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},
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"node_modules/eslint-plugin-import/node_modules/debug": {
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"version": "3.2.7",
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"version": "2.6.9",
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"dev": true,
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"dependencies": {
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"ms": "^2.1.1"
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"ms": "2.0.0"
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@@ -1682,14 +1662,11 @@
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"node": ">=0.10.0"
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}
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},
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"node_modules/eslint-plugin-import/node_modules/semver": {
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"dev": true,
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"bin": {
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"semver": "bin/semver.js"
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}
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"dev": true
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"version": "15.7.0",
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@@ -3619,9 +3596,9 @@
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}
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},
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"node_modules/semver": {
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"version": "7.5.0",
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"resolved": "https://registry.npmjs.org/semver/-/semver-7.5.0.tgz",
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"version": "7.5.3",
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"dev": true,
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"dependencies": {
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"lru-cache": "^6.0.0"
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@@ -5038,18 +5015,6 @@
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"es-shim-unscopables": "^1.0.0"
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}
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},
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"array.prototype.flatmap": {
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"version": "1.3.1",
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"dev": true,
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"requires": {
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"define-properties": "^1.1.4",
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"es-abstract": "^1.20.4",
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@@ -5707,35 +5672,33 @@
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}
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},
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"eslint-plugin-import": {
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"dev": true,
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"requires": {
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"array-includes": "^3.1.6",
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"array.prototype.flat": "^1.3.1",
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"array.prototype.flatmap": "^1.3.1",
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"debug": "^3.2.7",
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"array-includes": "^3.1.4",
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"array.prototype.flat": "^1.2.5",
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"debug": "^2.6.9",
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"doctrine": "^2.1.0",
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"eslint-module-utils": "^2.7.4",
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"eslint-module-utils": "^2.7.3",
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"has": "^1.0.3",
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"is-core-module": "^2.11.0",
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"is-core-module": "^2.8.1",
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"is-glob": "^4.0.3",
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"minimatch": "^3.1.2",
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"object.values": "^1.1.6",
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"resolve": "^1.22.1",
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"semver": "^6.3.0",
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"object.values": "^1.1.5",
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"resolve": "^1.22.0",
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"tsconfig-paths": "^3.14.1"
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},
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"dependencies": {
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"debug": {
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"version": "3.2.7",
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"resolved": "https://registry.npmjs.org/debug/-/debug-3.2.7.tgz",
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"version": "2.6.9",
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"doctrine": {
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@@ -5747,10 +5710,10 @@
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"esutils": "^2.0.2"
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}
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},
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"semver": {
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"version": "6.3.0",
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"dev": true
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}
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@@ -7078,9 +7041,9 @@
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}
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},
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"semver": {
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"version": "7.5.0",
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"version": "7.5.3",
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"dev": true,
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"requires": {
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"lru-cache": "^6.0.0"
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@@ -35,7 +35,7 @@
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"chai": "^4.3.7",
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"eslint": "^8.39.0",
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"eslint-config-standard-with-typescript": "^34.0.1",
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"eslint-plugin-import": "^2.27.5",
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"eslint-plugin-import": "^2.26.0",
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"eslint-plugin-n": "^15.7.0",
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"eslint-plugin-promise": "^6.1.1",
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"mocha": "^10.2.0",
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@@ -22,7 +22,7 @@ import { fromRecordsToBuffer } from './arrow'
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import type { EmbeddingFunction } from './embedding/embedding_function'
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// eslint-disable-next-line @typescript-eslint/no-var-requires
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const { databaseNew, databaseTableNames, databaseOpenTable, tableCreate, tableSearch, tableAdd, tableCreateVectorIndex, tableCountRows, tableDelete } = require('../native.js')
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const { databaseNew, databaseTableNames, databaseOpenTable, databaseDropTable, tableCreate, tableSearch, tableAdd, tableCreateVectorIndex, tableCountRows, tableDelete } = require('../native.js')
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export type { EmbeddingFunction }
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export { OpenAIEmbeddingFunction } from './embedding/openai'
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@@ -111,6 +111,14 @@ export class Connection {
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await tableCreate.call(this._db, name, Buffer.from(await writer.toUint8Array()))
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return await this.openTable(name)
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}
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/**
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* Drop an existing table.
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* @param name The name of the table to drop.
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*/
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async dropTable (name: string): Promise<void> {
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await databaseDropTable.call(this._db, name)
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}
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}
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export class Table<T = number[]> {
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@@ -235,3 +235,22 @@ async function createTestDB (numDimensions: number = 2, numRows: number = 2): Pr
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await con.createTable('vectors', data)
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return dir
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}
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describe('Drop table', function () {
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it('drop a table', async function () {
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const dir = await track().mkdir('lancejs')
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const con = await lancedb.connect(dir)
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const data = [
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{ price: 10, name: 'foo', vector: [1, 2, 3] },
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{ price: 50, name: 'bar', vector: [4, 5, 6] }
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]
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await con.createTable('t1', data)
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await con.createTable('t2', data)
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assert.deepEqual(await con.tableNames(), ['t1', 't2'])
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await con.dropTable('t1')
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assert.deepEqual(await con.tableNames(), ['t2'])
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})
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})
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