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Syntax qustion when creating TEMP table on the fly
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From
16/04/2003 11:37:39
 
 
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General information
Forum:
Microsoft SQL Server
Category:
Stored procedures, Triggers, UDFs
Title:
Syntax qustion when creating TEMP table on the fly
Miscellaneous
Thread ID:
00778391
Message ID:
00778391
Views:
55
Two questions...

1) In a stored proc, I'm trying to execute a simple query 'on the fly' and stuff the results in a temp table.

I've seen code posted on this forum that does the following...

**************************
Declare @lcSql VarChar(1000)
CREATE TABLE #returnvalue ( cReturn VarChar(1000) )
Set @lcSql = 'Select cField From Table where ' + @tcWhere
INSERT INTO #returnvalue Exec (@lcSql)
*****************************

Here's my problem...in this example, the SELECT statement was pulling back a static/fixed set of columns. I will be bringing back multiple columns in my 'dynamic SELECT' statement, and I don't know what the columns are until runtime. [The SELECT field list is coming from a function]. So doing a CREATE statement on one field doesn't work for me.

In partial T-SQL, partial FoxPro, here's what I'm trying to do...

DECLARE @cSQLLine VARCHAR(1000)
DECLARE @cSQLCmd VARCHAR(1000)
@cSQLLine = GetFieldList('sometable') --- this is a stored proc that will
return a comma delimited list
@cSQLCmd = 'SELECT ' + cSQLLine + ' FROM INSERTED'
INSERT INTO #TempTbl EXEC (@cSQLCmd)


2) Related question...I know that UPDATE triggers have access to the INSERTED/DELETED tables. [It seems that INSERTED/DELETED are only visible inside a trigger] I'd like for an external stored proc to have access to these. The only way I know is to do the following...

SELECT * INTO #TEMPINSERTED FROM INSERTED

...and then my stored proc will have access to it. Is there any other way for a trigger to 'pass' the INSERTED/DELETED system tables to a stored proc?

Thanks a million to whomever can help me solve this puzzle!
Kevin
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