Re: DELETE FROM statement not working

Single quotes for a string.  Double quotes are used in SQL to indicate a table name with capitalization, spaces, etc.

On Mar 14, 2016, at 9:56 AM, Shaan Repswal <shaun.reapswaal@gmail.com> wrote:

> I was trying to delete a record I got inside my database and so I first typed all of this inside the interpreter...
Itwas followed by the error mentioned at the bottom. I can't figure this out. Can anyone help me out? 
>
> >>> conn = psycopg2.connect("dbname=prototypedb user=postgres password=superman123")
> >>> cur = conn.cursor()
> >>> cur.execute("DELETE FROM inventory WHERE name = \"Polyester Direct High Gloss\";")
> Traceback (most recent call last):
>   File "<pyshell#84>", line 1, in <module>
>     cur.execute("DELETE FROM inventory WHERE name = \"Polyester Direct High Gloss\";")
> psycopg2.ProgrammingError: column "Polyester Direct High Gloss" does not exist
> LINE 1: DELETE FROM inventory WHERE name = "Polyester Direct High Gl...
>                                            ^
>
> >>> name = "DELETE FROM inventory WHERE name = \"Polyester Direct High Gloss\";"
> >>> cur.execute(name)
> Traceback (most recent call last):
>   File "<pyshell#86>", line 1, in <module>
>     cur.execute(name)
> psycopg2.InternalError: current transaction is aborted, commands ignored until end of transaction block

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-- Christophe Pettus
   xof@thebuild.com