CLOSE statement [ESQL] [SP]

Closes a cursor.

Syntax

CLOSE cursor-name

cursor-name : identifier | hostvar

Remarks

This statement closes the named cursor.

The cursor must have been previously opened.

Privileges

None.

Side effects

None.

Standards

ANSI/ISO SQL Standard
Core Feature. When used in Embedded SQL, the CLOSE statement is part of optional Language Feature B031 (Basic dynamic SQL).
Transact-SQL
Supported by Adaptive Server Enterprise.

Example

The following examples close cursors in Embedded SQL.

EXEC SQL CLOSE employee_cursor;
EXEC SQL CLOSE :cursor_var;

The following procedure uses a cursor.

CREATE PROCEDURE TopCustomer (OUT TopCompany CHAR(35), OUT TopValue INT)
BEGIN
   DECLARE err_notfound EXCEPTION
      FOR SQLSTATE '02000';
   DECLARE curThisCust CURSOR FOR
   SELECT CompanyName, CAST(    sum(SalesOrderItems.Quantity *
   Products.UnitPrice) AS INTEGER) VALUE
   FROM GROUPO.Customers
   LEFT OUTER JOIN SalesOrders
   LEFT OUTER JOIN SalesOrderItems
   LEFT OUTER JOIN Products
   GROUP BY CompanyName; 
DECLARE ThisValue INT;
   DECLARE ThisCompany CHAR(35);
   SET TopValue = 0;
   OPEN curThisCust;
   CustomerLoop:
   LOOP
      FETCH NEXT curThisCust
      INTO ThisCompany, ThisValue;
         IF SQLSTATE = err_notfound THEN
            LEAVE CustomerLoop;
         END IF;
         IF ThisValue > TopValue THEN
            SET TopValue = ThisValue;
            SET TopCompany = ThisCompany;
         END IF;
      END LOOP CustomerLoop;
   CLOSE curThisCust;
END