PostgreSQL: Display auto_increment of inserted rows

adminer/drivers/pgsql.inc.php

@@ -241,6 +241,13 @@ if (isset($_GET["pgsql"])) {
 			$this->types[lang('User types')] = array_flip($types);
 		}
 
+		function insertSql($table, $set) {
+			$auto_increment = array_filter(fields($table), function ($field) {
+				return $field['auto_increment'];
+			});
+			return parent::insertSql($table, $set) . (count($auto_increment) == 1 ? " RETURNING " . idf_escape(key($auto_increment)) : "");
+		}
+
 		function insertUpdate($table, $rows, $primary) {
 			global $connection;
 			foreach ($rows as $set) {
@@ -781,7 +788,7 @@ ORDER BY SPECIFIC_NAME');
 	}
 
 	function last_id($result) {
-		return 0; // there can be several sequences
+		return (is_object($result) ? $result->fetch_column(0) : 0);
 	}
 
 	function explain($connection, $query) {

adminer/include/driver.inc.php

@@ -139,10 +139,19 @@ abstract class SqlDriver {
 	* @return bool
 	*/
 	function insert($table, $set) {
-		return queries("INSERT INTO " . table($table) . ($set
+		return queries($this->insertSql($table, $set));
+	}
+
+	/** Get SQL query to insert data into table
+	* @param string
+	* @param array same as insert()
+	* @return string
+	*/
+	protected function insertSql($table, $set) {
+		return "INSERT INTO " . table($table) . ($set
 			? " (" . implode(", ", array_keys($set)) . ")\nVALUES (" . implode(", ", $set) . ")"
 			: " DEFAULT VALUES"
-		));
+		);
 	}
 
 	/** Insert or update data in table

adminer/include/pdo.inc.php

@@ -87,6 +87,10 @@ if (extension_loaded('pdo')) {
 			return $this->fetch(\PDO::FETCH_NUM);
 		}
 
+		function fetch_column($field) {
+			return $this->fetchColumn($field);
+		}
+
 		function fetch_field() {
 			$row = (object) $this->getColumnMeta($this->_offset++);
 			$row->orgtable = $row->table;

changes.txt

@@ -1,4 +1,5 @@
 Adminer dev:
+PostgreSQL: Display auto_increment of inserted rows
 
 Adminer 5.0.6 (released 2025-03-17):
 Align numbers right (bug #912)