Re: PostreSQL SQL for MySQL SQL
От | Bruce Momjian |
---|---|
Тема | Re: PostreSQL SQL for MySQL SQL |
Дата | |
Msg-id | 200102061803.NAA03483@candle.pha.pa.us обсуждение исходный текст |
Ответ на | PostreSQL SQL for MySQL SQL (Chuck Esterbrook <echuck@mindspring.com>) |
Список | 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. -- Bruce Momjian | http://candle.pha.pa.us pgman@candle.pha.pa.us | (610) 853-3000 + If your life is a hard drive, | 830 Blythe Avenue + Christ can be your backup. | Drexel Hill, Pennsylvania 19026
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