db2 sql replication

Like fuzzy query for oracle, mysql, db2, and SQL server in Mybatis, mybatisdb2 Different database languages: SQL server, Oracle, mysql, db2'' There are too many database system types. To put it simply, ACESS is suitable for small websites. asp and MYSQL are recommended for new websites.

Tags: Database SQL Server C #C # Connecting code sets for class six databasesThis article lists the program source code and points to note for C # connections to access, SQL Server, Oracle, MySQL, DB2, and Sybase six different databases.1.c# Connecting to accessProgram code:CodeUsing system.data;usingSystem.Data.OleDb;..String strconnection= "provider=microsoft.j

+ lcfieldf_key_like If you supply more than one key field comparison in your keyfieldlist, please tively you are "and" ing the tests -- lcconnect will update records that meet all the tests. likewise if you supply one or more key tests and an additional test in the condition property. Lcconnect does not directly support logical "or" operations of multiple conditions. you can, however, execute any query using lcconnection. execute, or construct an "or" type query in the condition field, using

DB2 clearing the database sequence cacheAlter sequence wfr.wfr_bill_histories_s NoCache;Create a script that empties all table dataSelect ' ALTER TABLE ' | | RTRIM (Tabschema) | | tabname| | ' Activate not the logged initially with empty table; ' from syscat.tables where type = ' T ' and Tabschema not in (' SYS IBM ', ' systools '); Generate statements that delete all foreign keysSELECT' ALTER TABLE ' | | tabschema| | '. ' | | SUBSTR (tabname,1,50) |

Tags: SQL Oracle server DB2 time functionSQL Server Time article: *************************************************************One, Time function--getdate Get current timeSelect GETDATE ()--dateadd Original time Add: 2013-02-17 13:20:16 this time plus 12 monthsSelect DATEADD (month,12, ' 2013-02-17 13:20:16 ')--return: 2014-02-17 13:20:16.000 (parameter MONTH can be changed to day,year etc. date plus corres

The syntax of the create statement is the same, and the data types are different. However, the syntax for creating a table using subqueries is different. SQL Server statements created using subqueries:Select empno, ename, Sal * 12 annsal, hiredate into dept30 from EMP where deptno = 30; Oracle uses query to create a table:Create Table dept30 Select empno, ename, Sal * 12 annsal, hiredate From EMP Where deptno = 30;

Compare SQL Server, Oracle, and DB2 I. Openness: SQL ServerIt can only run on windows without any openness. The stability of the operating system is very important to the database.The Windows9x series products focus on desktop applications, and the NT Server is only suitable for small and medium enterprises.In addition, the reliability, security, and scala

The concept of replication Replication, as an important and powerful technology, provides strong support for the storage and processing of distributed data. Microsoft SQL Server can generate a number of According to the copy, and can distribute the copy of these data to different places, automatic data synchronization, keep all the data copy has the same data.

In the DB2 tuning process, you often want to be able to get SQL that is slow to execute in your current production environment, which you can then fine tune for specific slow SQL. The following scripts can be exploited, or are cumbersome to operate, and need to be run manually.DB2 Connect to Tablename;db2-x "Select Cur

; EXECUTE s; END LOOP; CLOSE Curs; END; --PROECSS 2 BEGIN--...... END; SET Copyresult = 1; END;Note the point:1. Sqlcode must be defined and must be defined below the outermost begin.2, must judge whether the Sqlcode equals 100, is equal to 100 when exits cursorloop, otherwise will die cycle.3, "OPEN curs" do not forget after "Cursorloop:".4, in DB2 Dynamic SQL if the inclusion

Tags: Service status Related Information script database state information Snapshot representationIn SQL Server replication (Replication), it is possible that the need for a new table or some tables to an existing replication (publish subscription) may occur due to changes in business requirements, which should be norm

Tags: Ros generate timestamp win use mode ERR database service connectionFirst, background In the replication scenario, transactional publishing is the most widely used, I encountered a scenario: in the Yangjialeclub database has tables, stored procedures, views, user-defined functions, need to be provided to other programs read into the cache, the program needs to be more timely access to this data, From the point of view of permissions and performan

There are fewer people using DB2. Today I met a DB2 website for injection and wanted to try it. However, it is difficult to find relevant information on the Internet, so I had to study it myself. I have summarized the following articles by referring to the IBM DB2 document: 1. select NAME from SYSIBM. Variables Ables where CREATOR = USERReturns the table na

Problem Address: Https://stackoverflow.com/questions/8600735/is-there-any-opensource-db2-clientSoftware Address: http://www.oracle.com/technetwork/developer-tools/sql-developer/downloads/index.htmlVersion 4.0 (JDK 1.7 supported): http://www.oracle.com/technetwork/developer-tools/sql-developer/downloads/ Sqldev-downloads-403-2529784.htmlHistorical version: Http://

Tags: using data SP C size r database SQL BSPaged query statements that are used in different databases:Current page: CurrentPagePage Size: pagesize1. Oracle DatabaseSELECT * FROM (select A.*,rownum rn from (query_sql) A) where Rn Note: query_sql is a query SQL statement.OrSELECT * FROM (select RowNum rn,id from TABLENAME where RowNum 2. Infomix DatabaseSelect Skip CurrentPage First pagesize * from TABLENAM

is declared and needs to be inserted before the BEGIN keyword: dynamic RESULT sets 1LANGUAGE sql*/create PROCEDURE a_test2 ( V_c VARCHAR (()) DYNAMIC RESULT sets 1LANGUAGE sqlbegin DECLARE t_sql VARCHAR2 (a); DECLARE t_a VARCHAR2 (); DECLARE t_b VARCHAR2 (); DECLARE t_c VARCHAR2 (); DECLARE t_d VARCHAR2 (); --The t_stmt behind the for is consistent with the following prepare variable, and its type is statement.

Label:Transferred from: http://www.cnblogs.com/yuqilin/archive/2011/04/28/2031274.html SQL Server replication subscriptions and publications Having been exposed to SQL Server for a long time, doing a lot of projects, but not knowing much about SQL Server subscriptions and releases, now summarizes the knowledge of subsc

Tags: mysql res font erb span digital time hsql bugIn the process of changing the bug, the SQL statement error, but a look at the back of the console, and did not burst the previous specific database error reasons, butSqlerrorcodes loaded: [DB2, Derby, H2, HSQL, Informix, Ms-sql, MySQL, Oracle, PostgreSQL, Sybase]At first I thought it was a configuration file loa

http://blog.csdn.net/xiyuan1999/article/details/5706230DB2 SQL error:sqlcode=-803, sqlstate=23505, sqlerrmc=2.1, check the next, the general meaning is violated the uniqueness of the constraints Ah!2, however, I db2 describe table XX found this table only ID is not empty Ah!3, finally, directly write a SQL on the command line execution, the same error and codeFin

information, Jessie can focus on queries that represent some of the largest resource users when doing SQL tuning work.To identify the most frequently-run dynamic SQL statement, Jessie issues the following statement:Connect to Shopmart;SELECT * from Top_dynamic_sql ORDER by num_executionsDESC FETCH first 5 rows only;This statement returns all execution times, sort executions, and statement text details for