first commit

packages/nodes-base/nodes/DataTable/actions/table/Table.resource.ts

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+import type { INodeProperties } from 'n8n-workflow';
+
+import * as create from './create.operation';
+import * as deleteTable from './delete.operation';
+import * as list from './list.operation';
+import * as update from './update.operation';
+import { DATA_TABLE_RESOURCE_LOCATOR_BASE } from '../../common/fields';
+
+export { create, deleteTable, list, update };
+
+export const description: INodeProperties[] = [
+	{
+		displayName: 'Operation',
+		name: 'operation',
+		type: 'options',
+		noDataExpression: true,
+		displayOptions: {
+			show: {
+				resource: ['table'],
+			},
+		},
+		options: [
+			{
+				name: 'Create',
+				value: create.FIELD,
+				description: 'Create a new data table',
+				action: 'Create a data table',
+			},
+			{
+				name: 'Delete',
+				value: deleteTable.FIELD,
+				description: 'Delete a data table',
+				action: 'Delete a data table',
+			},
+			{
+				name: 'List',
+				value: list.FIELD,
+				description: 'List all data tables',
+				action: 'List data tables',
+			},
+			{
+				name: 'Update',
+				value: update.FIELD,
+				description: 'Update a data table name',
+				action: 'Update a data table',
+			},
+		],
+		default: 'list',
+	},
+	{
+		...DATA_TABLE_RESOURCE_LOCATOR_BASE,
+		displayOptions: {
+			show: {
+				resource: ['table'],
+				operation: [deleteTable.FIELD, update.FIELD],
+			},
+		},
+	},
+	...create.description,
+	...deleteTable.description,
+	...list.description,
+	...update.description,
+];

packages/nodes-base/nodes/DataTable/actions/table/create.operation.ts

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+import type {
+	CreateDataTableColumnOptions,
+	IDisplayOptions,
+	IExecuteFunctions,
+	INodeExecutionData,
+	INodeProperties,
+} from 'n8n-workflow';
+
+import { getDataTableAggregateProxy } from '../../common/utils';
+
+export const FIELD = 'create';
+
+const displayOptions: IDisplayOptions = {
+	show: {
+		resource: ['table'],
+		operation: [FIELD],
+	},
+};
+
+export const description: INodeProperties[] = [
+	{
+		displayName: 'Name',
+		name: 'tableName',
+		type: 'string',
+		required: true,
+		default: '',
+		placeholder: 'e.g. My Data Table',
+		description: 'The name of the data table to create',
+		displayOptions,
+	},
+	{
+		displayName: 'Columns',
+		name: 'columns',
+		type: 'fixedCollection',
+		typeOptions: {
+			multipleValues: true,
+		},
+		default: {},
+		placeholder: 'Add Column',
+		description: 'The columns to create in the data table',
+		displayOptions,
+		options: [
+			{
+				name: 'column',
+				displayName: 'Column',
+				values: [
+					{
+						displayName: 'Name',
+						name: 'name',
+						type: 'string',
+						default: '',
+						required: true,
+						description: 'The name of the column',
+					},
+					{
+						displayName: 'Type',
+						name: 'type',
+						type: 'options',
+						default: 'string',
+						options: [
+							{ name: 'Boolean', value: 'boolean' },
+							{ name: 'Date', value: 'date' },
+							{ name: 'Number', value: 'number' },
+							{ name: 'String', value: 'string' },
+						],
+						description: 'The type of the column',
+					},
+				],
+			},
+		],
+	},
+	{
+		displayName: 'Options',
+		name: 'options',
+		type: 'collection',
+		placeholder: 'Add Option',
+		default: {},
+		displayOptions,
+		options: [
+			{
+				displayName: 'Reuse Existing Tables',
+				name: 'createIfNotExists',
+				type: 'boolean',
+				default: true,
+				description:
+					'Whether to return existing table if one exists with the same name without throwing an error',
+			},
+		],
+	},
+];
+
+export async function execute(
+	this: IExecuteFunctions,
+	index: number,
+): Promise<INodeExecutionData[]> {
+	const tableName = this.getNodeParameter('tableName', index) as string;
+	const columnsData = this.getNodeParameter('columns.column', index, []) as Array<
+		Pick<CreateDataTableColumnOptions, 'name' | 'type'>
+	>;
+	const options = this.getNodeParameter('options', index, {}) as {
+		createIfNotExists?: boolean;
+	};
+
+	const aggregateProxy = await getDataTableAggregateProxy(this);
+
+	// If "Create If Not Exists" is enabled, check if table already exists
+	if (options.createIfNotExists) {
+		const existingTables = await aggregateProxy.getManyAndCount({
+			filter: { name: tableName },
+			take: 1,
+		});
+
+		// If a table with exact name match exists, return it
+		if (existingTables.data.length > 0 && existingTables.data[0].name === tableName) {
+			return [{ json: existingTables.data[0] }];
+		}
+	}
+
+	const columns: CreateDataTableColumnOptions[] = columnsData.map((col, idx) => ({
+		name: col.name,
+		type: col.type,
+		index: idx,
+	}));
+
+	const result = await aggregateProxy.createDataTable({
+		name: tableName,
+		columns,
+	});
+
+	return [{ json: result }];
+}

packages/nodes-base/nodes/DataTable/actions/table/delete.operation.ts

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+import type {
+	IDisplayOptions,
+	IExecuteFunctions,
+	INodeExecutionData,
+	INodeProperties,
+} from 'n8n-workflow';
+
+import { DATA_TABLE_ID_FIELD } from '../../common/fields';
+import { getDataTableProxyExecute } from '../../common/utils';
+
+export const FIELD = 'delete';
+
+const displayOptions: IDisplayOptions = {
+	show: {
+		resource: ['table'],
+		operation: [FIELD],
+	},
+};
+
+export const description: INodeProperties[] = [
+	{
+		displayName:
+			'This will permanently delete the data table and all its data. This action cannot be undone.',
+		name: 'deleteWarning',
+		type: 'notice',
+		default: '',
+		displayOptions,
+	},
+];
+
+export async function execute(
+	this: IExecuteFunctions,
+	index: number,
+): Promise<INodeExecutionData[]> {
+	const dataTableId = this.getNodeParameter(DATA_TABLE_ID_FIELD, index, undefined, {
+		extractValue: true,
+	}) as string;
+
+	const dataTableProxy = await getDataTableProxyExecute(this, index);
+
+	const success = await dataTableProxy.deleteDataTable();
+
+	return [{ json: { success, deletedTableId: dataTableId } }];
+}

packages/nodes-base/nodes/DataTable/actions/table/list.operation.ts

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+import type {
+	IDisplayOptions,
+	IExecuteFunctions,
+	INodeExecutionData,
+	INodeProperties,
+	ListDataTableOptions,
+} from 'n8n-workflow';
+
+import { ROWS_LIMIT_DEFAULT } from '../../common/constants';
+import { getDataTableAggregateProxy } from '../../common/utils';
+
+export const FIELD = 'list';
+
+const displayOptions: IDisplayOptions = {
+	show: {
+		resource: ['table'],
+		operation: [FIELD],
+	},
+};
+
+export const description: INodeProperties[] = [
+	{
+		displayName: 'Return All',
+		name: 'returnAll',
+		type: 'boolean',
+		default: true,
+		description: 'Whether to return all results or only up to a given limit',
+		displayOptions,
+	},
+	{
+		displayName: 'Limit',
+		name: 'limit',
+		type: 'number',
+		default: ROWS_LIMIT_DEFAULT,
+		description: 'Max number of results to return',
+		typeOptions: {
+			minValue: 1,
+		},
+		displayOptions: {
+			show: {
+				...displayOptions.show,
+				returnAll: [false],
+			},
+		},
+	},
+	{
+		displayName: 'Options',
+		name: 'options',
+		type: 'collection',
+		placeholder: 'Add Option',
+		default: {},
+		displayOptions,
+		options: [
+			{
+				displayName: 'Filter by Name',
+				name: 'filterName',
+				type: 'string',
+				default: '',
+				description: 'Filter data tables by name (case-insensitive)',
+			},
+			{
+				displayName: 'Sort Field',
+				name: 'sortField',
+				type: 'options',
+				default: 'name',
+				options: [
+					{ name: 'Created', value: 'createdAt' },
+					{ name: 'Name', value: 'name' },
+					{ name: 'Updated', value: 'updatedAt' },
+				],
+				description: 'Field to sort by',
+			},
+			{
+				displayName: 'Sort Direction',
+				name: 'sortDirection',
+				type: 'options',
+				default: 'asc',
+				options: [
+					{ name: 'Ascending', value: 'asc' },
+					{ name: 'Descending', value: 'desc' },
+				],
+			},
+		],
+	},
+];
+
+export async function execute(
+	this: IExecuteFunctions,
+	index: number,
+): Promise<INodeExecutionData[]> {
+	const returnAll = this.getNodeParameter('returnAll', index) as boolean;
+	const limit = this.getNodeParameter('limit', index, ROWS_LIMIT_DEFAULT) as number;
+	const options = this.getNodeParameter('options', index, {}) as {
+		filterName?: string;
+		sortField?: string;
+		sortDirection?: 'asc' | 'desc';
+	};
+
+	const aggregateProxy = await getDataTableAggregateProxy(this);
+
+	const queryOptions: ListDataTableOptions = {};
+
+	if (options.sortField && options.sortDirection) {
+		queryOptions.sortBy =
+			`${options.sortField}:${options.sortDirection}` as ListDataTableOptions['sortBy'];
+	}
+
+	if (options.filterName) {
+		queryOptions.filter = { name: options.filterName.toLowerCase() };
+	}
+
+	const results: INodeExecutionData[] = [];
+
+	if (returnAll) {
+		let skip = 0;
+		const take = 100;
+		let hasMore = true;
+
+		while (hasMore) {
+			const response = await aggregateProxy.getManyAndCount({
+				...queryOptions,
+				skip,
+				take,
+			});
+
+			for (const table of response.data) {
+				results.push({ json: table });
+			}
+
+			skip += take;
+			hasMore = response.data.length === take && results.length < response.count;
+		}
+	} else {
+		const response = await aggregateProxy.getManyAndCount({
+			...queryOptions,
+			skip: 0,
+			take: limit,
+		});
+
+		for (const table of response.data) {
+			results.push({ json: table });
+		}
+	}
+
+	return results;
+}

packages/nodes-base/nodes/DataTable/actions/table/update.operation.ts

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+import type {
+	IDisplayOptions,
+	IExecuteFunctions,
+	INodeExecutionData,
+	INodeProperties,
+} from 'n8n-workflow';
+
+import { getDataTableProxyExecute } from '../../common/utils';
+
+export const FIELD = 'update';
+
+const displayOptions: IDisplayOptions = {
+	show: {
+		resource: ['table'],
+		operation: [FIELD],
+	},
+};
+
+export const description: INodeProperties[] = [
+	{
+		displayName: 'New Name',
+		name: 'newName',
+		type: 'string',
+		required: true,
+		default: '',
+		placeholder: 'e.g. Renamed Data Table',
+		description: 'The new name for the data table',
+		displayOptions,
+	},
+];
+
+export async function execute(
+	this: IExecuteFunctions,
+	index: number,
+): Promise<INodeExecutionData[]> {
+	const newName = this.getNodeParameter('newName', index) as string;
+
+	const dataTableProxy = await getDataTableProxyExecute(this, index);
+
+	const success = await dataTableProxy.updateDataTable({ name: newName });
+
+	return [{ json: { success, name: newName } }];
+}