table-variable

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Improve performance of deletes on a table variable

I have seen performance tweaks for delete on normal tables in t-sql. But are there performance tweaks on deletes on table variables to be done?[详细]

2023-03-29 17:20 分类：问答
Weird SQL Server lazy loading of table variables?

I came across a misleading error in SQL Server 2008 and I wonder if anyone can explain what\'s happening to me?[详细]

2023-03-15 10:51 分类：问答
Dynamic query results into a temp table or table variable

I have a stored procedure that uses sp_executesql to generate a result set, the number of columns in the result can vary but will be in the form of Col1 Col2 Col3 etc.[详细]

2023-03-07 16:32 分类：问答
How do I drop table variables in SQL-Server? Should I even do this?

I have a table variable in a script (not a stored procedure).Two questions: How do I drop the table variable?Drop Table @varName gives an \"Incorrect snytax\" error.[详细]

2023-02-25 13:04 分类：问答
In MS SQL Server, inserting Rows into a table variable became painfully slow all the sudden

In MS SQL Server 2008, inserting Rows into a table variable became painfully slow all the sudde开发者_开发百科n.[详细]

2023-01-27 10:34 分类：问答
SELECT INTO a table variable in T-SQL

Got a complex SELECT query, from which I would like to insert all rows into a table variable, but T-SQL doesn\'t allow it.[详细]

2023-01-18 20:39 分类：问答
table variables created and held in memory or in tempdb?

Are table variabl开发者_JAVA技巧es created in memory or in tempdb? Same for short temp tables?A temp table will be created in tempdb and you can easily check for it by querying the sysobjects table in[详细]

2023-01-11 21:33 分类：问答
SQL Server Multi-statement UDF - way to store data temporarily required

I have a relatively complex query, with several self joins, which works on a rather large table. For that query to perform faster, I thus need to only work with a subset of the data.[详细]

2023-01-04 04:45 分类：问答
ODBC Execute/Fetch of SQL 2005 stored procedure result set cannot use a table @variable

I\'m using ODBC and C++ against SQL Server 2005 (native client). I have the following simple test stored procedure that returns two rows of constant values:[详细]

2022-12-20 05:12 分类：问答
T-SQL copying a table variable

I\'m trying to make a copy of a table variable: DECLARE @lt_Sections TABLE ( teamId SMALLINT NOT NULL ) DECLARE @lt_tempSections T开发者_如何转开发ABLE[详细]

2022-12-18 06:26 分类：问答