feat(core): Return IDs of inserted rows in Data Store (no-changelog) (#18589)

Co-authored-by: Jaakko Husso <jaakko@n8n.io>

packages/cli/src/modules/data-store/__tests__/data-store.controller.test.ts

@@ -1830,17 +1830,18 @@ describe('POST /projects/:projectId/data-stores/:dataStoreId/insert', () => {
 			],
 		};
 
-		await authMemberAgent
+		const response = await authMemberAgent
 			.post(`/projects/${project.id}/data-stores/${dataStore.id}/insert`)
 			.send(payload)
 			.expect(200);
 
-		const readResponse = await authMemberAgent
-			.get(`/projects/${project.id}/data-stores/${dataStore.id}/rows`)
-			.expect(200);
+		expect(response.body).toEqual({
+			data: [1],
+		});
 
-		expect(readResponse.body.data.count).toBe(1);
-		expect(readResponse.body.data.data[0]).toMatchObject(payload.data[0]);
+		const rowsInDb = await dataStoreRowsRepository.getManyAndCount(toTableName(dataStore.id), {});
+		expect(rowsInDb.count).toBe(1);
+		expect(rowsInDb.data[0]).toMatchObject(payload.data[0]);
 	});
 
 	test('should insert rows if user has project:admin role in team project', async () => {
@@ -1869,11 +1870,15 @@ describe('POST /projects/:projectId/data-stores/:dataStoreId/insert', () => {
 			],
 		};
 
-		await authAdminAgent
+		const response = await authAdminAgent
 			.post(`/projects/${project.id}/data-stores/${dataStore.id}/insert`)
 			.send(payload)
 			.expect(200);
 
+		expect(response.body).toEqual({
+			data: [1],
+		});
+
 		const rowsInDb = await dataStoreRowsRepository.getManyAndCount(toTableName(dataStore.id), {});
 		expect(rowsInDb.count).toBe(1);
 		expect(rowsInDb.data[0]).toMatchObject(payload.data[0]);
@@ -1902,11 +1907,15 @@ describe('POST /projects/:projectId/data-stores/:dataStoreId/insert', () => {
 			],
 		};
 
-		await authMemberAgent
+		const response = await authMemberAgent
 			.post(`/projects/${memberProject.id}/data-stores/${dataStore.id}/insert`)
 			.send(payload)
 			.expect(200);
 
+		expect(response.body).toEqual({
+			data: [1],
+		});
+
 		const rowsInDb = await dataStoreRowsRepository.getManyAndCount(toTableName(dataStore.id), {});
 		expect(rowsInDb.count).toBe(1);
 		expect(rowsInDb.data[0]).toMatchObject(payload.data[0]);
@@ -1968,11 +1977,15 @@ describe('POST /projects/:projectId/data-stores/:dataStoreId/insert', () => {
 			],
 		};
 
-		await authMemberAgent
+		const response = await authMemberAgent
 			.post(`/projects/${memberProject.id}/data-stores/${dataStore.id}/insert`)
 			.send(payload)
 			.expect(200);
 
+		expect(response.body).toEqual({
+			data: [1],
+		});
+
 		const readResponse = await authMemberAgent
 			.get(`/projects/${memberProject.id}/data-stores/${dataStore.id}/rows`)
 			.expect(200);
@@ -2012,11 +2025,15 @@ describe('POST /projects/:projectId/data-stores/:dataStoreId/insert', () => {
 			],
 		};
 
-		await authMemberAgent
+		const response = await authMemberAgent
 			.post(`/projects/${memberProject.id}/data-stores/${dataStore.id}/insert`)
 			.send(payload)
 			.expect(200);
 
+		expect(response.body).toEqual({
+			data: [1],
+		});
+
 		const readResponse = await authMemberAgent
 			.get(`/projects/${memberProject.id}/data-stores/${dataStore.id}/rows`)
 			.expect(200);
@@ -2048,11 +2065,15 @@ describe('POST /projects/:projectId/data-stores/:dataStoreId/insert', () => {
 			],
 		};
 
-		await authMemberAgent
+		const response = await authMemberAgent
 			.post(`/projects/${memberProject.id}/data-stores/${dataStore.id}/insert`)
 			.send(payload)
 			.expect(200);
 
+		expect(response.body).toEqual({
+			data: [1],
+		});
+
 		const readResponse = await authMemberAgent
 			.get(`/projects/${memberProject.id}/data-stores/${dataStore.id}/rows`)
 			.expect(200);
@@ -2099,11 +2120,15 @@ describe('POST /projects/:projectId/data-stores/:dataStoreId/insert', () => {
 			],
 		};
 
-		await authMemberAgent
+		const response = await authMemberAgent
 			.post(`/projects/${memberProject.id}/data-stores/${dataStore.id}/insert`)
 			.send(payload)
 			.expect(200);
 
+		expect(response.body).toEqual({
+			data: [1],
+		});
+
 		const readResponse = await authMemberAgent
 			.get(`/projects/${memberProject.id}/data-stores/${dataStore.id}/rows`)
 			.expect(200);
@@ -2145,11 +2170,15 @@ describe('POST /projects/:projectId/data-stores/:dataStoreId/insert', () => {
 			],
 		};
 
-		await authMemberAgent
+		const response = await authMemberAgent
 			.post(`/projects/${memberProject.id}/data-stores/${dataStore.id}/insert`)
 			.send(payload)
 			.expect(200);
 
+		expect(response.body).toEqual({
+			data: [1],
+		});
+
 		const readResponse = await authMemberAgent
 			.get(`/projects/${memberProject.id}/data-stores/${dataStore.id}/rows`)
 			.expect(200);
@@ -2157,6 +2186,63 @@ describe('POST /projects/:projectId/data-stores/:dataStoreId/insert', () => {
 		expect(readResponse.body.data.count).toBe(1);
 		expect(readResponse.body.data.data[0]).toMatchObject(payload.data[0]);
 	});
+
+	test('should insert multiple rows', async () => {
+		const dataStore = await createDataStore(memberProject, {
+			columns: [
+				{
+					name: 'a',
+					type: 'string',
+				},
+				{
+					name: 'b',
+					type: 'number',
+				},
+			],
+		});
+
+		const payload = {
+			data: [
+				{
+					a: 'first',
+					b: 1,
+				},
+				{
+					a: 'second',
+					b: 2,
+				},
+				{
+					a: 'third',
+					b: 3,
+				},
+			],
+		};
+
+		const first = await authMemberAgent
+			.post(`/projects/${memberProject.id}/data-stores/${dataStore.id}/insert`)
+			.send(payload)
+			.expect(200);
+
+		expect(first.body).toEqual({
+			data: [1, 2, 3],
+		});
+
+		const second = await authMemberAgent
+			.post(`/projects/${memberProject.id}/data-stores/${dataStore.id}/insert`)
+			.send(payload)
+			.expect(200);
+
+		expect(second.body).toEqual({
+			data: [4, 5, 6],
+		});
+
+		const readResponse = await authMemberAgent
+			.get(`/projects/${memberProject.id}/data-stores/${dataStore.id}/rows`)
+			.expect(200);
+
+		expect(readResponse.body.data.count).toBe(6);
+		expect(readResponse.body.data.data).toMatchObject([...payload.data, ...payload.data]);
+	});
 });
 
 describe('DELETE /projects/:projectId/data-stores/:dataStoreId/rows', () => {

packages/cli/src/modules/data-store/__tests__/data-store.service.test.ts

@@ -457,12 +457,14 @@ describe('dataStore', () => {
 				],
 			});
 
-			await dataStoreService.insertRows(dataStoreId, project1.id, [
+			const results = await dataStoreService.insertRows(dataStoreId, project1.id, [
 				{ name: 'Alice', age: 30 },
 				{ name: 'Bob', age: 25 },
 				{ name: 'Charlie', age: 35 },
 			]);
 
+			expect(results).toEqual([1, 2, 3]);
+
 			// ACT
 			const newColumn = await dataStoreService.addColumn(dataStoreId, project1.id, {
 				name: 'email',
@@ -487,9 +489,10 @@ describe('dataStore', () => {
 			]);
 
 			// Verify we can insert new rows with the new column
-			await dataStoreService.insertRows(dataStoreId, project1.id, [
+			const newRow = await dataStoreService.insertRows(dataStoreId, project1.id, [
 				{ name: 'David', age: 28, email: 'david@example.com' },
 			]);
+			expect(newRow).toEqual([4]);
 
 			const finalData = await dataStoreService.getManyRowsAndCount(dataStoreId, project1.id, {});
 			expect(finalData.count).toBe(4);
@@ -973,7 +976,7 @@ describe('dataStore', () => {
 			const result = await dataStoreService.insertRows(dataStoreId, project1.id, rows);
 
 			// ASSERT
-			expect(result).toBe(true);
+			expect(result).toEqual([1, 2, 3, 4]);
 
 			const { count, data } = await dataStoreService.getManyRowsAndCount(
 				dataStoreId,
@@ -1004,7 +1007,10 @@ describe('dataStore', () => {
 			});
 
 			// Insert initial row
-			await dataStoreService.insertRows(dataStoreId, project1.id, [{ c1: 1, c2: 'foo' }]);
+			const initial = await dataStoreService.insertRows(dataStoreId, project1.id, [
+				{ c1: 1, c2: 'foo' },
+			]);
+			expect(initial).toEqual([1]);
 
 			// Attempt to insert a row with the same primary key
 			const result = await dataStoreService.insertRows(dataStoreId, project1.id, [
@@ -1012,7 +1018,7 @@ describe('dataStore', () => {
 			]);
 
 			// ASSERT
-			expect(result).toBe(true);
+			expect(result).toEqual([2]);
 
 			const { count, data } = await dataStoreRowsRepository.getManyAndCount(
 				toTableName(dataStoreId),
@@ -1026,6 +1032,47 @@ describe('dataStore', () => {
 			]);
 		});
 
+		it('return correct IDs even after deletions', async () => {
+			// ARRANGE
+			const { id: dataStoreId } = await dataStoreService.createDataStore(project1.id, {
+				name: 'myDataStore',
+				columns: [
+					{ name: 'c1', type: 'number' },
+					{ name: 'c2', type: 'string' },
+				],
+			});
+
+			// Insert initial row
+			const ids = await dataStoreService.insertRows(dataStoreId, project1.id, [
+				{ c1: 1, c2: 'foo' },
+				{ c1: 2, c2: 'bar' },
+			]);
+			expect(ids).toEqual([1, 2]);
+
+			await dataStoreService.deleteRows(dataStoreId, project1.id, [ids[0]]);
+
+			// Insert a new row
+			const result = await dataStoreService.insertRows(dataStoreId, project1.id, [
+				{ c1: 1, c2: 'baz' },
+				{ c1: 2, c2: 'faz' },
+			]);
+
+			// ASSERT
+			expect(result).toEqual([3, 4]);
+
+			const { count, data } = await dataStoreRowsRepository.getManyAndCount(
+				toTableName(dataStoreId),
+				{},
+			);
+
+			expect(count).toEqual(3);
+			expect(data).toEqual([
+				{ c1: 2, c2: 'bar', id: 2 },
+				{ c1: 1, c2: 'baz', id: 3 },
+				{ c1: 2, c2: 'faz', id: 4 },
+			]);
+		});
+
 		it('rejects a mismatched row with extra column', async () => {
 			// ARRANGE
 			const { id: dataStoreId } = await dataStoreService.createDataStore(project1.id, {
@@ -1185,9 +1232,10 @@ describe('dataStore', () => {
 			});
 
 			// Insert initial row
-			await dataStoreService.insertRows(dataStoreId, project1.id, [
+			const ids = await dataStoreService.insertRows(dataStoreId, project1.id, [
 				{ pid: '1995-111a', fullName: 'Alice', age: 30 },
 			]);
+			expect(ids).toEqual([1]);
 
 			// ACT
 			const result = await dataStoreService.upsertRows(dataStoreId, project1.id, {
@@ -1219,9 +1267,10 @@ describe('dataStore', () => {
 			});
 
 			// Insert initial row
-			await dataStoreService.insertRows(dataStoreId, project1.id, [
+			const ids = await dataStoreService.insertRows(dataStoreId, project1.id, [
 				{ pid: '1995-111a', fullName: 'Alice', age: 30 },
 			]);
+			expect(ids).toEqual([1]);
 
 			// ACT
 			const result = await dataStoreService.upsertRows(dataStoreId, project1.id, {
@@ -1258,11 +1307,12 @@ describe('dataStore', () => {
 			const { id: dataStoreId } = dataStore;
 
 			// Insert test rows
-			await dataStoreService.insertRows(dataStoreId, project1.id, [
+			const ids = await dataStoreService.insertRows(dataStoreId, project1.id, [
 				{ name: 'Alice', age: 30 },
 				{ name: 'Bob', age: 25 },
 				{ name: 'Charlie', age: 35 },
 			]);
+			expect(ids).toEqual([1, 2, 3]);
 
 			// Get initial data to find row IDs
 			const initialData = await dataStoreService.getManyRowsAndCount(dataStoreId, project1.id, {});
@@ -1310,7 +1360,8 @@ describe('dataStore', () => {
 			const { id: dataStoreId } = dataStore;
 
 			// Insert one row
-			await dataStoreService.insertRows(dataStoreId, project1.id, [{ name: 'Alice' }]);
+			const ids = await dataStoreService.insertRows(dataStoreId, project1.id, [{ name: 'Alice' }]);
+			expect(ids).toEqual([1]);
 
 			// ACT - Try to delete existing and non-existing IDs
 			const result = await dataStoreService.deleteRows(dataStoreId, project1.id, [1, 999, 1000]);
@@ -1651,7 +1702,8 @@ describe('dataStore', () => {
 				{ c1: 5, c2: true, c3: new Date(2), c4: 'hello.' },
 			];
 
-			await dataStoreService.insertRows(dataStoreId, project1.id, rows);
+			const ids = await dataStoreService.insertRows(dataStoreId, project1.id, rows);
+			expect(ids).toEqual([1, 2, 3]);
 
 			// ACT
 			const result = await dataStoreService.getManyRowsAndCount(dataStoreId, project1.id, {});

packages/cli/src/modules/data-store/__tests__/sql-utils.test.ts

@@ -1,11 +1,6 @@
 import type { DataStoreRows } from 'n8n-workflow';
 
-import {
-	addColumnQuery,
-	deleteColumnQuery,
-	buildInsertQuery,
-	splitRowsByExistence,
-} from '../utils/sql-utils';
+import { addColumnQuery, deleteColumnQuery, splitRowsByExistence } from '../utils/sql-utils';
 
 describe('sql-utils', () => {
 	describe('addColumnQuery', () => {
@@ -57,61 +52,6 @@ describe('sql-utils', () => {
 		});
 	});
 
-	describe('buildInsertQuery', () => {
-		it('should generate a valid SQL query for inserting rows into a table', () => {
-			const tableName = 'data_store_user_abc';
-			const columns = [
-				{ name: 'name', type: 'string' },
-				{ name: 'age', type: 'number' },
-			];
-			const rows = [
-				{ name: 'Alice', age: 30 },
-				{ name: 'Bob', age: 25 },
-			];
-
-			const [query, parameters] = buildInsertQuery(tableName, rows, columns, 'postgres');
-
-			expect(query).toBe(
-				'INSERT INTO "data_store_user_abc" ("name", "age") VALUES ($1, $2), ($3, $4)',
-			);
-			expect(parameters).toEqual(['Alice', 30, 'Bob', 25]);
-		});
-
-		it('should return an empty query and parameters when rows are empty', () => {
-			const tableName = 'data_store_user_abc';
-			const rows: [] = [];
-
-			const [query, parameters] = buildInsertQuery(tableName, rows, []);
-
-			expect(query).toBe('');
-			expect(parameters).toEqual([]);
-		});
-
-		it('should return an empty query and parameters when rows have no keys', () => {
-			const tableName = 'data_store_user_abc';
-			const rows = [{}];
-
-			const [query, parameters] = buildInsertQuery(tableName, rows, []);
-
-			expect(query).toBe('');
-			expect(parameters).toEqual([]);
-		});
-
-		it('should replace T and Z for MySQL', () => {
-			const tableName = 'data_store_user_abc';
-			const columns = [{ name: 'participatedAt', type: 'date' }];
-			const rows = [
-				{ participatedAt: new Date('2021-01-01') },
-				{ participatedAt: new Date('2021-01-02') },
-			];
-
-			const [query, parameters] = buildInsertQuery(tableName, rows, columns, 'mysql');
-
-			expect(query).toBe('INSERT INTO `data_store_user_abc` (`participatedAt`) VALUES (?), (?)');
-			expect(parameters).toEqual(['2021-01-01 00:00:00.000', '2021-01-02 00:00:00.000']);
-		});
-	});
-
 	describe('splitRowsByExistence', () => {
 		it('should correctly separate rows into insert and update based on matchFields', () => {
 			const existing = [

packages/cli/src/modules/data-store/data-store-rows.repository.ts

@@ -13,14 +13,14 @@ import {
 	QueryRunner,
 	SelectQueryBuilder,
 } from '@n8n/typeorm';
-import { DataStoreRows } from 'n8n-workflow';
+import { DataStoreColumnJsType, DataStoreRows } from 'n8n-workflow';
 
 import { DataStoreColumn } from './data-store-column.entity';
 import {
 	addColumnQuery,
 	buildColumnTypeMap,
-	buildInsertQuery,
 	deleteColumnQuery,
+	extractInsertedIds,
 	getPlaceholder,
 	normalizeValue,
 	quoteIdentifier,
@@ -58,12 +58,38 @@ export class DataStoreRowsRepository {
 		rows: DataStoreRows,
 		columns: DataStoreColumn[],
 	) {
+		const insertedIds: number[] = [];
+
+		// We insert one by one as the default behavior of returning the last inserted ID
+		// is consistent, whereas getting all inserted IDs when inserting multiple values is
+		// surprisingly awkward without Entities, e.g. `RETURNING id` explicitly does not aggregate
+		// and the `identifiers` array output of `execute()` is empty
+		for (const row of rows) {
 			const dbType = this.dataSource.options.type;
-		await this.dataSource.query.apply(
-			this.dataSource,
-			buildInsertQuery(tableName, rows, columns, dbType),
-		);
-		return true;
+
+			for (const column of columns) {
+				row[column.name] = normalizeValue(row[column.name], column.type, dbType);
+			}
+
+			const query = this.dataSource
+				.createQueryBuilder()
+				.insert()
+				.into(
+					tableName,
+					columns.map((c) => c.name),
+				)
+				.values(row);
+
+			if (dbType === 'postgres' || dbType === 'mariadb') {
+				query.returning('id');
+			}
+
+			const result = await query.execute();
+
+			insertedIds.push(...extractInsertedIds(result.raw, dbType));
+		}
+
+		return insertedIds;
 	}
 
 	async upsertRows(
@@ -102,8 +128,8 @@ export class DataStoreRowsRepository {
 
 	async updateRow(
 		tableName: DataStoreUserTableName,
-		setData: Record<string, unknown>,
-		whereData: Record<string, unknown>,
+		setData: Record<string, DataStoreColumnJsType | null>,
+		whereData: Record<string, DataStoreColumnJsType | null>,
 		columns: DataStoreColumn[],
 	) {
 		const dbType = this.dataSource.options.type;
@@ -111,14 +137,14 @@ export class DataStoreRowsRepository {
 
 		const queryBuilder = this.dataSource.createQueryBuilder().update(tableName);
 
-		const setValues: Record<string, unknown> = {};
+		const setValues: Record<string, DataStoreColumnJsType | null> = {};
 		for (const [key, value] of Object.entries(setData)) {
 			setValues[key] = normalizeValue(value, columnTypeMap[key], dbType);
 		}
 
 		queryBuilder.set(setValues);
 
-		const normalizedWhereData: Record<string, unknown> = {};
+		const normalizedWhereData: Record<string, DataStoreColumnJsType | null> = {};
 		for (const [field, value] of Object.entries(whereData)) {
 			normalizedWhereData[field] = normalizeValue(value, columnTypeMap[field], dbType);
 		}

packages/cli/src/modules/data-store/data-store.controller.ts

@@ -234,6 +234,9 @@ export class DataStoreController {
 		}
 	}
 
+	/**
+	 * @returns the IDs of the inserted rows
+	 */
 	@Post('/:dataStoreId/insert')
 	@ProjectScope('dataStore:writeRow')
 	async appendDataStoreRows(

packages/cli/src/modules/data-store/utils/sql-utils.ts

@@ -5,7 +5,8 @@ import {
 } from '@n8n/api-types';
 import { DslColumn } from '@n8n/db';
 import type { DataSourceOptions } from '@n8n/typeorm';
-import { UnexpectedError, type DataStoreRows } from 'n8n-workflow';
+import type { DataStoreColumnJsType, DataStoreRows } from 'n8n-workflow';
+import { UnexpectedError } from 'n8n-workflow';
 
 import { NotFoundError } from '@/errors/response-errors/not-found.error';
 
@@ -97,38 +98,6 @@ export function deleteColumnQuery(
 	return `ALTER TABLE ${quotedTableName} DROP COLUMN ${quoteIdentifier(column, dbType)}`;
 }
 
-export function buildInsertQuery(
-	tableName: DataStoreUserTableName,
-	rows: DataStoreRows,
-	columns: Array<{ name: string; type: string }>,
-	dbType: DataSourceOptions['type'] = 'sqlite',
-): [string, unknown[]] {
-	if (rows.length === 0 || Object.keys(rows[0]).length === 0) {
-		return ['', []];
-	}
-
-	const keys = Object.keys(rows[0]);
-	const quotedKeys = keys.map((key) => quoteIdentifier(key, dbType)).join(', ');
-	const quotedTableName = quoteIdentifier(tableName, dbType);
-
-	const columnTypeMap = buildColumnTypeMap(columns);
-	const parameters: unknown[] = [];
-	const valuePlaceholders: string[] = [];
-	let placeholderIndex = 1;
-
-	for (const row of rows) {
-		const rowPlaceholders = keys.map((key) => {
-			const value = normalizeValue(row[key], columnTypeMap[key], dbType);
-			parameters.push(value);
-			return getPlaceholder(placeholderIndex++, dbType);
-		});
-		valuePlaceholders.push(`(${rowPlaceholders.join(', ')})`);
-	}
-
-	const query = `INSERT INTO ${quotedTableName} (${quotedKeys}) VALUES ${valuePlaceholders.join(', ')}`;
-	return [query, parameters];
-}
-
 export function splitRowsByExistence(
 	existing: Array<Record<string, unknown>>,
 	matchFields: string[],
@@ -172,6 +141,51 @@ export function toTableName(dataStoreId: string): DataStoreUserTableName {
 	return `data_store_user_${dataStoreId}`;
 }
 
+type WithInsertId = { insertId: number };
+type WithRowId = { id: number };
+
+const isArrayOf = <T>(data: unknown, itemGuard: (x: unknown) => x is T): data is T[] =>
+	Array.isArray(data) && data.every(itemGuard);
+
+const isNumber = (value: unknown): value is number => {
+	return typeof value === 'number' && Number.isFinite(value);
+};
+
+function hasInsertId(data: unknown): data is WithInsertId {
+	return typeof data === 'object' && data !== null && 'insertId' in data && isNumber(data.insertId);
+}
+
+function hasRowId(data: unknown): data is WithRowId {
+	return typeof data === 'object' && data !== null && 'id' in data && isNumber(data.id);
+}
+
+export function extractInsertedIds(raw: unknown, dbType: DataSourceOptions['type']): number[] {
+	switch (dbType) {
+		case 'postgres':
+		case 'mariadb': {
+			if (!isArrayOf(raw, hasRowId)) {
+				throw new UnexpectedError(
+					'Expected INSERT INTO raw to be { id: number }[] on Postgres or MariaDB',
+				);
+			}
+			return raw.map((r) => r.id);
+		}
+		case 'mysql': {
+			if (!hasInsertId(raw)) {
+				throw new UnexpectedError('Expected INSERT INTO raw.insertId: number for MySQL');
+			}
+			return [raw.insertId];
+		}
+		case 'sqlite':
+		default: {
+			if (!isNumber(raw)) {
+				throw new UnexpectedError('Expected INSERT INTO raw to be a number for SQLite');
+			}
+			return [raw];
+		}
+	}
+}
+
 export function normalizeRows(rows: DataStoreRows, columns: DataStoreColumn[]) {
 	const typeMap = new Map(columns.map((col) => [col.name, col.type]));
 	return rows.map((row) => {
@@ -210,30 +224,24 @@ export function normalizeRows(rows: DataStoreRows, columns: DataStoreColumn[]) {
 }
 
 export function normalizeValue(
-	value: unknown,
+	value: DataStoreColumnJsType | null,
 	columnType: string | undefined,
 	dbType: DataSourceOptions['type'],
-): unknown {
+): DataStoreColumnJsType | null {
 	if (['mysql', 'mariadb'].includes(dbType)) {
 		if (columnType === 'date') {
-			if (
-				value instanceof Date ||
-				(typeof value === 'string' && value.match(/^\d{4}-\d{2}-\d{2}T\d{2}:\d{2}:\d{2}/))
-			) {
-				return toMySQLDateTimeString(value);
-			}
-		}
-	}
+			if (value instanceof Date) {
 				return value;
+			} else if (typeof value === 'string') {
+				const date = new Date(value);
+				if (!isNaN(date.getTime())) {
+					return date;
+				}
+			}
+		}
 	}
 
-function toMySQLDateTimeString(date: Date | string, convertFromDate = true): string {
-	const dateString = convertFromDate
-		? date instanceof Date
-			? date.toISOString()
-			: date
-		: (date as string);
-	return dateString.replace('T', ' ').replace('Z', '');
+	return value;
 }
 
 export function getPlaceholder(index: number, dbType: DataSourceOptions['type']): string {

packages/workflow/src/data-store.types.ts

@@ -73,7 +73,6 @@ export type AddDataStoreColumnOptions = Pick<DataStoreColumn, 'name' | 'type'> &
 export type DataStoreColumnJsType = string | number | boolean | Date;
 
 export type DataStoreRow = Record<string, DataStoreColumnJsType | null>;
-
 export type DataStoreRows = DataStoreRow[];
 
 // APIs for a data store service operating on a specific projectId
@@ -102,7 +101,7 @@ export interface IDataStoreProjectService {
 		dto: Partial<ListDataStoreRowsOptions>,
 	): Promise<{ count: number; data: DataStoreRows }>;
 
-	insertRows(rows: DataStoreRows): Promise<boolean>;
+	insertRows(rows: DataStoreRows): Promise<number[]>;
 
 	upsertRows(options: UpsertDataStoreRowsOptions): Promise<boolean>;
 }