db2 sql fetch first

1. 15:49:23 ORA-01002: fetch out of sequence the number of records to be fetch is incorrect (for example, there are 8 records but 9 records are fetch) PS: . is commit; cause error when you open a cursor with for update, the system will apply exclusive lock to the retrieved data ), before the lock is released, other users cannot update, delete, or lock thes

review the DB2 Command Options: C: \ IBM \ SQLLIB \ BIN> db2? OptionsDb2 [option...] [db2-command | SQL-statement |[? [Phrase | message | sqlstate | class-code]Option:-a,-c,-d,-e {c | s},-finfile,-I,-lhistfile,-m,-n,-o,-P,-q,-rreport,-s,-t,-td;,-v,-w,-x, and-zoutputfile. Option description default settings------------

-singleline!!! -brokenupforpresentationSET @Command = ' bcp ' select largephotofromadventureworks2008.production.productphotowhere productphotoid= ' +convert (VARCHAR, @PhotoID) + ' queryout ' K:\data\images \productphoto\ ' + @ImageFileName + ' "-t-n-shpestar ' print @Command –debugging/*bcp "selectlargephotofrom adventureworks2008.production.productphotowhereproductphotoid=69 "queryout" K:\data\ Images\productphoto\racer02_black_f_large.gif "-t-n-shpestar*/execxp_cmdshell @Command nbsP;--carr

Tags: SQL Server 2008 Fetch method:--------------------------------------- SELECT Table name = case when a.colorder= 1 then D.name else ' end, Table description = A.colorder=1 then IsNull (F.value, ') Else ' end, N Bsp Field ordinal = A.colorder, Field name = A.name, Field description = IsNull (G.[value], "), ID = case when columnproperty (A.id,a.name, ' isidentity ') =1 Then ' √ ' Else '

The following articles mainly describe the actual operation steps for viewing DB2 dynamic SQL and Stored Procedure SQL, the following describes the actual operation steps for viewing DB2 dynamic SQL and Stored Procedure SQL. We ho

-- SQL server returns the same cursor as the normal statement, directly assign t_ SQL to select * from XXX. Db2 Create procedure a_test (v_c VARCHAR (20) begin declare t_ SQL VARCHAR2 (2000); DECLARE t_a VARCHAR2 (20); DECLARE t_ B VARCHAR2 (20); DECLARE t_c VARCHAR2 (20 ); DECLARE t_d VARCHAR2 (20); -- The t_stmt be

; ENDGO -- SQL server returns the same cursor as the normal statement, directly assign t_ SQL to select * from XXX. Db2 Create procedure a_test (v_c VARCHAR (20) begin declare t_ SQL VARCHAR2 (2000); DECLARE t_a VARCHAR2 (20); DECLARE t_ B VARCHAR2 (20); DECLARE t_c VARCHAR2 (20 ); DECLARE t_d VARCHAR2 (20); -- The t_

Demand:1. Directly execute any SQL statement from the front end, parametertype= "String",2. For any SQL statement, the return value type cannot be configured in the XML file with Resultmap or return the specific bean type, so the resulttype= "Java.util.Map" is set, but the MAP does not guarantee that the deposit is taken in the same order.Therefore, set resulttype= "Java.util.LinkedHashMap", in order to ens

another stored procedure can be calledOriginally wanted to write in method three: DROP PROCEDURE IF EXISTS sp_count (); This is wrong. Debugging when the wrong write, can only be manually deleted, and did not find a good method.Resources: Relive sql--row to column, make a career change SQL statement for database row to column 2013-8-8 Update:Method Two can also use the IF statement

Last week, the test found a paging bug---no matter how the page data was paged. All of our pagination is with EF paging, why is there a problem with only one module paging?Later, following the SQL statement, we found that the new paging method used was sql2012 Offset/fetch next.Here are two paragraphs of SQL statements,DECLARE @FetchRows tinyint = 8; SELECT * f

; -- More methods of Values Values 2 + 5; values 'Hello lavasoft! '; Values 56 Union all Values 45; values 1, 2, 4, 5, 6 Union all Values, 7, 8, 9, 10, 11, 12 Order by 1; -- For more abnormal DB2 SQL statements, anyonetable indicates any existing table. Select 234 from anyonetable; Select distinct 234 from anyonetable; Select distinct 234 as 1 from anyonetable; select '

SQL Server 202 adds new features that add OFFSET and FETCH clauses to the ORDER BY clause to achieve a paged query effect.The syntax in the ORDER BY clause is as follows: (reference: ORDER BY clause (Transact-SQL))ORDER by Order_by_expression [COLLATE collation_name] [ASC | DESC] [,... n] [In the First and NEXT are synonyms, and are provided for compat

Label:Writing:Pretend to have a table shop, which has a list of shopname, taking 100000 to 100,050 data. The writing of Row_number SELECT * from (SELECT Over (ORDER by Shopname) as R from Shop ) T WHERE R>100000 and R100050 The writing of Offset,fetch SELECT from Shop ORDER by Shopname OFFSET 100000 ROW FETCHNEXT Comparison:The difference in execution time can be clearly seen when 100,000 data are taken. Although the previous people have

This is my article backup, original source: [reading experience] data paging optimization, with SQL 2012 Offset-fetch as an exampleHttp://www.dotblogs.com.tw/mis2000lab/archive/2015/04/10/sql_querying_paging_offset-fetch.aspxThis article originates from Microsoft PressThe 2015 new book- t-SQL querying Published 3/6/2015 1st Edition 864 pages

--Completion variable V_BLOCKING_SID is used to dynamically crawl the session ID that generated the lock, the output parameter has no problem, but the execution error identifier is invalid!CREATE OR REPLACE PROCEDURE solve_lock123AsV_sql VARCHAR2 (3000); --Define the SQL statement that V_sql accepts the fetch lockV_sql02 VARCHAR2 (3000);V_SQL03 VARCHAR2 (3000);KILL_SID number;Kill_serial number;Cur_lock Sys

CREATE OR REPLACE PROCEDURE solve_lockAsV_sql VARCHAR2 (3000); --Define the SQL statement that V_sql accepts the fetch lockCur_lock Sys_refcursor; --Define a cursor variable, loop the SQL statement that executes the FETCH lockType Tp_lock is record (--a variable that defines the record typeV_sid number,V_type VARCHAR2

Two Tables union query, sub-table FID has the same only fetch one, how to write SQL statements? This post was last created by Dfwye on 2012-11-09 19:45:23 Edit two table union query, the child table FID has the same only one, how to write SQL statements? Table Imgtitle ID Title Time Conone Child table Imginfo img_id FID Miaoshu Query CriteriaID = FID, sub-tabl

SELECT @GuiGe=ISNULL(Guige,"'),@DocumentNO=Documentno,@OrderNO=OrderNo,@WLNO=Wlno,@Color=Color,@ISFenMa=Isfenma from# #projectWHEREId=@id --Defining Variables DECLARE @line INT =0 SELECT @line=COUNT(0) from# #projectAWHEREDocumentno=@DocumentNO andOrderNo=@OrderNO andWlno=@WLNO andColor=@Color andIsfenma=@ISFenMa --Data modification operation if data

where Itemid=d_itemid and Configid=d_configid; Select Id,cpu,cpu1,cpu2,cpu3,diskread,diskwrite,memory,networkreceive,networksend,time,configid,itemid From Tmp_monitorinfo where tmp_id% @num = 0; drop table tmp_monitorinfo; END IF;End2. Using Temporary variablesCREATE definer= ' root ' @ '% ' PROCEDURE ' sp_getmonitorinfo_2 ' (in D_itemid int, in D_configid int, d_count_num int)Begin Set @count = 0; Set @num = 0; SELECT @count: =count (1) from better. Monitorinfo where Itemid=d_itemid and Config

1, display line numberIf the data is not deleted, the primary key is consistent with the row number, but when some data is deleted, the row number is inconsistent with the primary key, and the need to query the line number requires a new method, and the temporary table is required before SQL Server2005, but in SQL Server2005, using the Row_ Number () is very convenient. selectrow_number() ov