动态管理语句

• ALLOCATE COLLECTION
• ALLOCATE DESCRIPTOR
• ALLOCATE ROW
• DEALLOCATE COLLECTION
• DEALLOCATE DESCRIPTOR
• DEALLOCATE ROW
• DESCRIBE
• DESCRIBE INPUT
• EXECUTE
• EXECUTE IMMEDIATE
• FREE
• GET DESCRIPTOR
• INFO
• PREPARE
• SET DEFERRED_PREPARE
• SET DESCRIPTOR