sql declare cursor

8.1 Creating CursorsSyntax format:DECLARE cursor name [insensitive] Cursor[local | global][forward_only | scroll][Static | keyset | dynamic |fast_forward][Read_Only | scroll_locks | optimistic][Type_warning]For SQL statements[for [Read Only | update]]8.2 reading data information from a cursorSyntax format:Fetch [Next | prior |first | last][Absolute n |relative N]

In general, there is not much chance of using bulk fetch, but Oracle provides this functionality we'd better get familiar with it and maybe when it will be used. Copy Code code as follows: Declare Cursor C1 is select * from T_depart; V_depart T_depart%rowtype; Type V_code_type is table of T_depart.depart_code%type; V_code V_code_type; Type V_name_type is table of T_depart.depart_

-- Delete viewDrop viewFour: CursorsThe essence of relational database management system is set-oriented, in MS SQL SERVER there is no form of expression that describes a single record in a table. A cursor is actually a mechanism that extracts one record at a time from a result set that includes multiple data records, with cursors typically accompanied by while , cursors use less, because it reduces the ef

Background:Cursors control the behavior of server-side cursors, with the associated T-SQL as follows:Declare, open, Fetch, close, deallocate.1.Cursor_close_on_commit{on | off};If set to on closes the open cursor when the transaction commits or rolls back,If set to OFF, the cursor will continue to open after the transaction is committed, unless the

Title: sqldatabase cursor Date: 2011.4.23 name: Zhu minglei blog. csdn. netjoyzmlarticledetails6346581 ========================================================== ================================= Title: sqldatabase cursor Date: 2011.4.23 Name: zhu minglei ================================================= ===================================== http://blog.csdn.net/joyzml/article/details/6346581 ==========

Declare @ chrname varchar (30)Declare @ chryhm varchar (30) Declare dw_only1 cursor for -- set the cursor to retrieve the record set for operationSelect chrname, chryhm from gzry where chrzw> = 5 order by chrzw DESC, intpxh -- select the position from the front and aboveOpe

Alter procedure mktg_differencedailyreport @ Customername varchar (100 ), @ Shipdate datetime As Begin Set nocount on Declare @ Noreceivedpackages varchar (2000 ), @ Currbilltrackid varchar (30 ), @ Currpackageid varchar (30) Select a. billtrackid, A. Pieces, (Case isnull (A. canceled, 0) when 1 then '√ 'end) as canceled, C. facilityname as customername, A. shipdate, Cast (''as varchar (2000) as noreceivedpackageidlist, Count (B. packagetrackid) as

Define PROCEDURE nbsp; P1 nbsp; (P_Asset_TypeINvarchar2, P_Asset_SubTypeINvarchar2, P_OrderIdsINvarchar2 ). You need to dynamically generate cursor or dynamically Execute SQL DML operations based on input parameters. 1. Simple query SELECT nbsp; ABCfromTabl defines PROCEDURE P1 (P_Asset_Type IN varchar2, P_Asset_SubType IN varchar2, P_OrderIds IN varchar2 ). You need to dynamically generate