db2 case statement

IF statement format (only used in DB2 processes, triggers, and functions)IF (condition)THEN statement;ELSEIF (condition)THEN statement;ELSEIF (condition)THEN statement;......ELSEStatement;End if;Example:[SQL]BEGIN-- Retrieve the maximum IDSET NEW_ID = NULL;-- (Select top 1 m

"Progressive DB2.DBA system Management, operation and application Case" (New) Reading notes 3Variables affecting the DB2 environmentBefore we had successfully installed the DB2 V9.7 Enterprise Edition with the wizard installed on the Windows platform, now we are not in a hurry to make specific

Tags: DB2 replica environment variables"Progressive DB2.DBA system Management, operation and application Case" (New) Reading notes 5DB2 multi-copy installation and default replica switching impact on environment variablesIn this blog post, I have documented in detail the process of installing a DB2 copy with a wizard o

Oneexec While Read lineDo? InstructionsDoneMethod TwoCat File|while Read LineDo? InstructionsDoneMethod ThreeWhile Read lineDo? InstructionsDoneUntil syntaxUntil Do? directive:DoneNote: The condition will not be established, the execution of the cycle, the condition is set to stopFor syntax1 for variable name in variable listDo? directive:Done2 for ((EXP1;EXP2;EXP3))Do? directive:DoneDescriptionThe for is followed by 3 expressions, the first is the variable initialization, the second is the ran

Tags:bms demo conversion berfor loops charoracletput execution --Multiple IF statements ( note: BEGIN END, IF condition then,elsif condition Then,else ... END IF ) begin if FALSE then Dbms_output.put_line (' Execute if statement ... '); elsif 　　True then Dbms_output.put_line (' Execute ELEIF1 statement ... '); elsif 　　TRUE then Dbms_output.put_line (' Execute ELEIF2

Tags: DB2 Database Introduction DB2 Introduction DB2 Components"Progressive DB2.DBA system Management, operation and application Case" (New) Reading notes 1Brief History of database development and DB2 introductionThe fundamental

= "Disabled" Number Of Entitled Connect Users = "5" Enforcement Policy = "Soft Stop" Number of processors = "2" Number of licensed processors = "1" Database partitioning feature = "Not entitled" Annotation = "" Other information = "" Product Name = "DB2 High Availability Disaster Recovery Option" Product Identifier = "DB2HADR" Version Information = "8.2" Expiry Date = "Permanent" Annotation = "" Other information = "" Product Name = "

: Network Disk DownloadIntroduction DB2 database is the core product of IBM's relational database, and it is widely used both domestically and globally. For DB2 beginners, the "Step DB2:DBA system Management, operation and application case" gradually introduced the many concepts and knowledge

Advanced Security Option" Product Identifier = "DB2ASO" Version Information = "8.2" Expiry Date = "Permanent" Annotation = "" Other information = ""If you notice the red lines, you will find that the number of system processors is different from the number of authorizations. In this case, use db2licm-n "DB2ESE" 2 (Note: 2 corresponds to the number of processors in the system. Command: #/home/db2inst1/sqllib/adm/db2licm-n "DB2ESE" 2DBI1418I The number

: MI: SS 'yyyy', 'mm', 'dd', 'hh12', 'hh24', 'mi', and 'ss; ■ Changing the date format in DB2: Current timestamp 'current date', 'current time', and so on; NOTE 2: ■ Changing the Data Type of SQL Server to "data type parameters": int and varchar; ■ Oracle Data Type Change functions: to_char (), to_date (), to_number (), and so on; ■ DB2 data type change functions: varchar (), INT (), date (), time (), etc;

$a=5;switch($a){ case 6: echo "\$a is 6"; case 5: echo "\$a is 5"; case 4: echo "\$a is 4";} As in the above example, my understanding is that each time $ A is compared to the value of the case, the output statement is the same, and the non-conformance is the nex

. Check the integrity of the backup file and verify whether the backup file is available. db2ckbkp -h /db2logs/PORTALDB.0.db2inst2.NODE0000.CATN0000.20130619001007.001 2. Run the db2ckrst command to return the recommended required recovery command. db2ckrst -d portaldb -r database -t 20130619001007 3. Execute the command sequence given by the previous command db2 restore db portaldb incremental from /backup taken at 20130619001007 buffer 100 The datab

operation on the parent table or basic table that is not in the check pending status may also receive this error. After loading the data of the primary table PARENTT, you can use the following statement to restore the table to a normal state: db2setintegrityforhuangdk.childtimmediatechecked For operations that require loading a large number of DB2 Master/Slave tables, the preceding statements will

"Progressive DB2.DBA system Management, operation and application Case" (New) Reading notes 2DB2 Wizard installation under WindowsNow DB2 has supported a wide range of IT infrastructures that can be run on many platforms. The three platforms of Windows, Linux, and Unix are collectively known as the LUW platform. For self-taught

Label:Db2start DB2 Connect Reset Disconnect DB2 drop DB XXX Delete database DB2 List Tables view Table DB2 CREATE DATABASE XXX DB2 "SELECT * FROM table" To view a table details db2stop Force Stop Database Enter the DB2 database

The DB2 table creation statements described below contain constraints. the DB2 table creation statements are for your reference and hope to help you learn about the DB2 table creation statements. CREATE TABLE EMPLOYEE (Empno intgrate not null primary key, Job varchar (10) CONSTRAINT CHECH_JOB CHECK (job in ('engineer ', 'sales', 'manager ')),

There is not enough storage in the db2 heap to solve the statement. view the DB2 database parameter command: db2 get db cfg for databasename modify the value of "APP_CTL_HEAP_SZ", www.2cto.com command: db2 update db cfg for databasename using APP_CTL_HEAP_SZ 1000 SQL stateme

Once the instance instance directory is created, it cannot change its location.In order to have an instance directory in Linux/unix, a user with the same instance name must be created, with the ultimate purpose of using the user's home directory as the instance directory. On Windows, the instance is a service, and on Linux/unix, the instance is a background process. Therefore, in the UN*X environment, there is an automatic start of a Db2iauto command management instancedb2iauto-on -off Db2instan

SQL Server, db2, and oracle Stored Procedure dynamic SQL statement example Oracle Create or replace procedure a_testAS t_ SQL VARCHAR2 (2000); t_a VARCHAR2 (20); t_ B VARCHAR2 (20); t_c VARCHAR2 (20); t_d VARCHAR2 (20); BEGIN t_c: = 'F'; t_d: = 'G'; -- any SQL statements such as insert can be used here. t_ SQL: = 'select MAX (a), MAX (B) FROM t1 WHERE c =: tempC OR c =: tempd'; execute immediate t_ SQL INT

SQL server, db2, oracle Stored Procedure dynamic SQL statement example, db2oracle Oracle Create or replace procedure a_testAS t_ SQL VARCHAR2 (2000); t_a VARCHAR2 (20); t_ B VARCHAR2 (20); t_c VARCHAR2 (20); t_d VARCHAR2 (20); BEGIN t_c: = 'F'; t_d: = 'G'; -- any SQL statements such as insert can be used here. t_ SQL: = 'select MAX (a), MAX (B) FROM t1 WHERE c =: tempC OR c =: tempd'; execute immediate t_