Difference between revisions of "SQL CLOSE"
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The CLOSE command closes the specified cursor, releasing all resources and locks allocated when the cursor was opened. A cursor is a pointer to a logical table. A logical table is a temporary collection of data that satisfy conditions specified in a SELECT statement. After a cursor has been CLOSED, it may be accessed again by issuing another OPEN statement. The cursor is not released until a DROP CURSOR statement is issued. This command can only be used in Embedded SQL. The cursor must already be open. | The CLOSE command closes the specified cursor, releasing all resources and locks allocated when the cursor was opened. A cursor is a pointer to a logical table. A logical table is a temporary collection of data that satisfy conditions specified in a SELECT statement. After a cursor has been CLOSED, it may be accessed again by issuing another OPEN statement. The cursor is not released until a DROP CURSOR statement is issued. This command can only be used in Embedded SQL. The cursor must already be open. | ||
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Revision as of 12:04, 21 January 2013
Contents
Purpose
Closes a cursor
Syntax
CLOSE <cursor>
See Also
DECLARE CURSOR, DROP CURSOR, FETCH, OPEN, SELECT
Description
The CLOSE command closes the specified cursor, releasing all resources and locks allocated when the cursor was opened. A cursor is a pointer to a logical table. A logical table is a temporary collection of data that satisfy conditions specified in a SELECT statement. After a cursor has been CLOSED, it may be accessed again by issuing another OPEN statement. The cursor is not released until a DROP CURSOR statement is issued. This command can only be used in Embedded SQL. The cursor must already be open.
Keywords | Description |
---|---|
cursor | The name of the cursor to be closed. |
Example
CLOSE accounts