system/Database/Postgre/Builder.php
protected function _update(string $table, array $values): string
	{
		if (! empty($this->QBLimit))
		{
			throw new DatabaseException('Postgres does not support LIMITs with UPDATE queries.');
		}

		$this->QBOrderBy = [];
		return parent::_update($table, $values);
	}
protected function _update(string $table, array $values): string
	{
		if (! empty($this->QBLimit))
		{
			throw new DatabaseException('Postgres does not support LIMITs with UPDATE queries.');
		}

		$this->QBOrderBy = [];
		return parent::_update($table, $values);
	}
Update statement

Generates a platform-specific update string from the supplied data

@param string $table
@param array  $values

@return   string
@throws   DatabaseException
@internal param the $string table name
@internal param the $array update data