feat(Postgres Node): Overhaul node

packages/nodes-base/nodes/Postgres/v2/helpers/interfaces.ts

@@ -0,0 +1,37 @@
+import type {
+	IDataObject,
+	INodeExecutionData,
+	IPairedItemData,
+	NodeExecutionWithMetadata,
+} from 'n8n-workflow';
+import type pgPromise from 'pg-promise';
+import type pg from 'pg-promise/typescript/pg-subset';
+import type { Client } from 'ssh2';
+
+export type QueryMode = 'single' | 'transaction' | 'independently';
+
+export type QueryValue = string | number | IDataObject | string[];
+export type QueryValues = QueryValue[];
+export type QueryWithValues = { query: string; values?: QueryValues };
+
+export type WhereClause = { column: string; condition: string; value: string | number };
+export type SortRule = { column: string; direction: string };
+export type ColumnInfo = { column_name: string; data_type: string; is_nullable: string };
+
+export type PgpClient = pgPromise.IMain<{}, pg.IClient>;
+export type PgpDatabase = pgPromise.IDatabase<{}, pg.IClient>;
+export type PgpConnectionParameters = pg.IConnectionParameters<pg.IClient>;
+export type ConnectionsData = { db: PgpDatabase; pgp: PgpClient; sshClient?: Client };
+
+export type ConstructExecutionMetaData = (
+	inputData: INodeExecutionData[],
+	options: {
+		itemData: IPairedItemData | IPairedItemData[];
+	},
+) => NodeExecutionWithMetadata[];
+
+export type QueriesRunner = (
+	queries: QueryWithValues[],
+	items: INodeExecutionData[],
+	options: IDataObject,
+) => Promise<INodeExecutionData[]>;