i want to find the primary key from my vb application
so the sql st will be helpful
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informix primary key
I want a sql st which will take the table name as input and give me the colname of primarykey of that table.
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Answers
i have written a sql is it correct
select colname from syscolumns where tabid=(
select tabid from systables where tabname='testice')
and colno= (select
part1 from sysindexes where tabid =(
select tabid from systables where tabname='testice')
and idxname=(
select idxname from sysconstraints where tabid=(
select tabid from systables where tabname='testice') and constrtype='P'))
v_iyengar:
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by: bripatPosted on 2002-11-12 at 09:22:27ID: 7439097
You can query the system tables for all information about anything in the database. I don’t have access to a database right now, so I can’t tell you exactly where to look. I think you can figure it out just by using dbaccess to look at the column names in each of the system tables.