Re: Implementation of SQLSTATE and SQLERRM variables

Patch applied. I added a documentation mention too.

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Pavel Stehule wrote:
> Hello,
>
> I updated patch to last changes plpgsql code. Patch contains changes for
> gram.y, pl_exec.c, plpgsql.h, regress/sql/plpgsql.sql and
> regress/output/plpgsql.out. I can't to write documenation, my english is
> terrible.
>
> This patch is implementation of variables SQLERRM and SQLSTATE for plpgsql
> language. Variable SQLSTATE contains five chars PostgreSQL Error Code,
> SQLERRM contains relevant message last catched exception. All variables
> are attached to plpgsql_block and have local scope. Default values are
> '00000' for SQLSTATE and 'Sucessful completion' for SQLERRM.
>
> Best regards
> Pavel Stehule

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