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Sql server 使用sp_prepare时,是否有方法排除元数据列结果_Sql Server_Stored Procedures_Metadata_Sql Server 2017 - Fatal编程技术网

Sql server 使用sp_prepare时,是否有方法排除元数据列结果

Sql server 使用sp_prepare时,是否有方法排除元数据列结果,sql-server,stored-procedures,metadata,sql-server-2017,Sql Server,Stored Procedures,Metadata,Sql Server 2017,调用sp_prepare时,是否有方法排除返回的元数据列 例如: CREATE OR ALTER PROCEDURE Test AS -- Prepare query DECLARE @P1 int; EXEC sp_prepare @P1 output, N'@Param int', N'SELECT 1 as int;'; -- Return handle for calling application SELECT @P1; -- Unprepare th

调用sp_prepare时,是否有方法排除返回的元数据列

例如:

CREATE OR ALTER PROCEDURE Test
AS
-- Prepare query
DECLARE @P1 int;  
EXEC sp_prepare @P1 output,   
    N'@Param int',  
    N'SELECT 1 as int;';

-- Return handle for calling application
SELECT @P1;

-- Unprepare the query
EXEC sp_unprepare @P1;

GO

EXEC Test

下面将返回两个结果集,第一个是对元数据进行BIEN,第二个是所需的结果。是否有排除元数据结果的方法?

避免将结果集返回到客户端的方法是使用
INSERT…EXEC
将结果集插入到表变量或临时表中:

CREATE OR ALTER PROCEDURE Test
AS
-- Prepare query
DECLARE @P1 int;  
DECLARE @trash TABLE(int int);
INSERT INTO @trash
    EXEC sp_prepare @P1 output,   
        N'@Param int',  
        N'SELECT 1 as int;';

-- Return handle for calling application
SELECT @P1;

-- Unprepare the query
EXEC sp_unprepare @P1;
GO