Re: PostreSQL SQL for MySQL SQL - Mailing list pgsql-general

From Bruce Momjian
Subject Re: PostreSQL SQL for MySQL SQL
Date
Msg-id 200102061803.NAA03483@candle.pha.pa.us
Whole thread Raw
In response to PostreSQL SQL for MySQL SQL  (Chuck Esterbrook <echuck@mindspring.com>)
List pgsql-general
> Hi,
>
> I'm fairly new to PostreSQL, coming from MySQL. My Python application
> generates these MySQL commands:
>
>     drop database if exists Foo;
>     create database Foo;
>     use Foo;
>
> Using the PostgreSQL online docs, my closest translation is:
>
>     drop database Foo;
>     create database Foo;
>
> What I'm missing is:
>     * "if exists" for the drop, in order to avoid an error the very first time
> this program runs
>     * the "use Foo;"
>
> Can I do these things in PostreSQL from SQL (e.g., not from the command line)?

Just let the DROP fail if it does not already exist.

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