NextResult - Maple Help
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PreparedStatement

  

NextResult

  

retrieve the next result of a multiple statement execute

 

Calling Sequence

Parameters

Description

Examples

Calling Sequence

preparedstat:-NextResult( )

Parameters

preparedstat

-

PreparedStatement module

Description

• 

NextResult tries to retrieve the next result from preparedstat. If there are no results available, it returns NULL.

• 

If a result is available, it will be an integer corresponding to an update statement, or a Result module corresponding to a query statement.

• 

To issue a multi-statement SQL string, the Execute command must be used.

• 

Some databases may require the processing of the current result be completed before the next result is returned by NextResult.

Examples

Execute pstat.

Check the value.

(1)

Get the next result.

(2)

Now the last result

(3)

Check for more results.

NULL returned, no more results in this PreparedStatement module.

See Also

Database

Database[PreparedStatement]

Database[PreparedStatement][Execute]

Database[Result]

Database[Statement]

Database[usage]

 


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