Pgsql.php

<?php
class ZendDbSchema_Db_Adapter_Pdo_Pgsql extends Zend_Db_Adapter_Pdo_Pgsql
    implements ZendDbSchema_Db_Adapter_SchemaCompatible
{
    public function hasDatabase($name)
    {
        return in_array($name, $this->listDatabases());
    }

    public function listDatabases()
    {
        return $this->fetchCol("SELECT datname FROM pg_database");
    }

    public function hasTable($name)
    {
        $tables = $this->listTables();

        return in_array($name, $tables);
    }
}