feat(postgresql): add support for multiple insert in one query using createAll() of connector

BREAKING CHANGE: This drops explicit, documented support for Node.js v10, v11, v12, v13, v15, v17

Signed-off-by: Samarpan Bhattacharya <[email protected]>

Author: samarpanB

lib/postgresql.js

@@ -116,6 +116,8 @@ PostgreSQL.prototype.getDefaultSchemaName = function() {
   return 'public';
 };
 
+PostgreSQL.prototype.multiInsertSupported = true;
+
 /**
  * Connect to PostgreSQL
  * @callback {Function} [callback] The callback after the connection is established
@@ -591,6 +593,15 @@ PostgreSQL.prototype.getInsertedId = function(model, info) {
   return idValue;
 };
 
+PostgreSQL.prototype.getInsertedIds = function(model, info) {
+  const idColName = this.idColumn(model);
+  let idValues;
+  if (info && Array.isArray(info)) {
+    idValues = info.map((data) => data[idColName]);
+  }
+  return idValues;
+};
+
 /**
  * Build the SQL WHERE clause for the where object
  * @param {string} model Model name

package-lock.json

@@ -13,7 +13,7 @@
   "author": "IBM Corp.",
   "repository": "github:loopbackio/loopback-connector-postgresql",
   "engines": {
-    "node": ">=10"
+    "node": "14 || 16 || 18"
   },
   "scripts": {
     "pretest": "node pretest.js",
@@ -33,7 +33,7 @@
     "bluebird": "^3.4.6",
     "chalk": "^4.0.0",
     "debug": "^4.1.1",
-    "loopback-connector": "^5.0.0",
+    "loopback-connector": "^5.1.1",
     "pg": "^8.0.2",
     "strong-globalize": "^6.0.0",
     "uuid": "^9.0.0"
@@ -46,7 +46,7 @@
     "juggler-v3": "file:./deps/juggler-v3",
     "juggler-v4": "file:./deps/juggler-v4",
     "lodash": "^4.17.4",
-    "loopback-datasource-juggler": "^3.0.0 || ^4.0.0",
+    "loopback-datasource-juggler": "^4.28.0",
     "mocha": "^10.0.0",
     "rc": "^1.0.0",
     "should": "^13.2.3",

package.json

@@ -23,7 +23,10 @@ process.env.PGPASSWORD = process.env.TEST_POSTGRESQL_PASSWORD ||
   process.env.POSTGRESQL_PASSWORD || process.env.PGPASSWORD || 'test';
 
 console.log('seeding DB with test db...');
-const psql = cp.spawn('psql', {stdio: stdio});
+const args = process.env.POSTGRESQL_DATABASE ?
+  ['-U', process.env.PGUSER, process.env.POSTGRESQL_DATABASE] :
+  ['-U', process.env.PGUSER];
+const psql = cp.spawn('psql', args, {stdio: stdio});
 sql.pipe(psql.stdin);
 psql.on('exit', function(code) {
   console.log('done seeding DB');