public function getSql()
    {
        $schemaCondition = null === $this->schemaName
            ? ''
            : sprintf(" AND table_schema = '%s'", $this->schemaName);
        $sql = sprintf("SELECT table_name, table_schema FROM information_schema.tables WHERE table_schema <> 'information_schema'
            AND table_schema <> 'pg_catalog' AND table_type = 'BASE TABLE'%s;", $schemaCondition);

        return $sql;
    }
public function getSql()
    {
        $schemaCondition = null === $this->schemaName
            ? ''
            : sprintf(" AND table_schema = '%s'", $this->schemaName);
        $sql = sprintf("SELECT table_name, table_schema FROM information_schema.tables WHERE table_schema <> 'information_schema'
            AND table_schema <> 'pg_catalog' AND table_type = 'BASE TABLE'%s;", $schemaCondition);

        return $sql;
    }
{@inheritdoc}