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sp_prepexec (Transact-SQL)

Prepares and executes a parameterized Transact-SQL statement. sp_prepexec combines the functions of sp_prepare and sp_execute. This is invoked by ID =13 in a tabular data stream (TDS) packet.

Topic link icon Transact-SQL Syntax Conventions

Syntax

sp_prepexec handle OUTPUT, params , stmt
    [ , bound param ] [ ,...n ] ]

Arguments

  • handle
    Is the SQL Server-generated handle identifier. handle is a required parameter with an int return value.

  • params
    Identifies parameterized statements. The params definition of variables is substituted for parameter markers in the statement. params is a required parameter that calls for an ntext, nchar, or nvarchar input value. Input a NULL value if the statement is not parameterized.

  • stmt
    Defines the cursor result set. The stmt parameter is required and calls for an ntext, nchar or nvarchar input value.

  • bound_param
    Signifies the optional use of additional parameters. bound_param calls for an input value of any data type to designate the additional parameters in use.

Examples

The following example prepares and executes a simple statement.

Declare @P1 int;
EXEC sp_prepexec @P1 output, 
    N'@P1 nvarchar(128), @P2 nvarchar(100)',
    N'SELECT database_id, name
      FROM sys.databases
      WHERE name=@P1 AND state_desc = @P2', 
@P1 = 'tempdb', @P2 = 'ONLINE'; 
EXEC sp_unprepare @P1;

See Also

Reference

sp_prepare (Transact SQL)

sp_execute (Transact-SQL)

System Stored Procedures (Transact-SQL)