The IBM DB2 Enterprise Server Edition is a relational model database server developed by IBM. It primarily runs on Unix (namely AIX), Linux, IBM i (formerly OS/400), z/OS and Windows servers.

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“SQL1042C An unexpected system error” when creating a database

I installed DB2 Express-C 10.1 on OS X 10.8.4. I installed it in user mode, and it seems to have created an instance with my username (avernet). I checked the instance is indeed there by running ...
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A table with a foreign-key, referencing the tables own primary key

I was looking at the database sample that is provided by the DB2 server installaion. This database is the one created when running db2samle.exe from the "bin" folder. I noticed that the table "ACT" ...
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How to grant all privileges on all tables in a schema to a user in IBM DB2?

At first place, I want to export database from IBM DB2 AIX into IBM DB2 windows. Unfortunately, I can't use BACKUP and RESTORE command because of difference OS issue. So I have to resort to db2move ...
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How to restore from a backup of a very old version of DB2 (version 6.1 backup)?

I am helping a client with some legacy application that is still running DB2 6.1 on Windows 2000! I am helping them migrate to newer software/hardware infrastructure. I have a backup of the DB2 6.1 ...
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How to restore IBM DB2 database from AIX to Windows?

I had made backup from remote IBM DB2 server in AIX using this command: ./db2 backup database DBEMP to /home/dbemp/backup Then I grab the backup file using FTP Client from my Windows. I run this ...
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How to backup IBM DB2 Database online?

I tried to backup the IBM DB2 (LUW) Database using this command: ./db2 backup database DBEMP to /home/user1/db2bkup But I got this message: SQL1035N The database is currently in use. ...
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DB2 will not INSERT into Created Temp Table that I created

I normally use SQL Server but for this project I'm having to learn DB2. If I can get the below code to work I'm set for the whole project. Below is a elementary example of what I cannot get to work. ...
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IBM DB2 Database name not found but I can connect using IBM Data Studio. What happened?

In IBM Data Studio, I can create a connection to a remote IBM DB2 LUW database named DBEMP and browse the schema and data. Here is the steps to create the database connection: From IBM Data Studio, ...
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Get all the database in db2 through web

I would like to get all the databases available on a db2 instance from a C# application. The CLP command to be used is LIST DB DIRECTORY. How can I fire this command from C#? Is there another select ...
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How to run DB Admin Tool (GUI) in IBM DB2 Express-C?

I had installed IBM DB2 Express-C in Windows but I can't find any shortcut to launch the Administration Tools (GUI). When installing, I had selected "Administration Tool" option (I had checked twice ...
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Transfer data from DB2 to Oracle

I want to transfer data from an old DB2 system to a new Oracle database. How should I go about doing this?
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Why doesn't DELETE + REORG free diskspace (DB2)?

In DB2 I have a table containing large binary data. Now i purged the whole table and ran runstats, reorg, runstats, but the amount of disk space taken does not change. What could be wrong here? The ...
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Application using DB2 not launching due to Win 8

My application uses DB2. It is working fine in Win 7, but not launching in Win 8. Giving error System.Configuration.ConfigurationErrorsException: Failed to find or load the registered .Net ...
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1answer
610 views

DB2 Load Failure due to timestampformat

I'm trying to load a file into DB2 database table using DB2 Load. I'm able to load the file, using the following statement from the unix prompt. db2 +p -x load from BOM_Sales_20130326.txt of DEL ...
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2answers
170 views

DB2 db2fm proccess

Server is been up for 365 days, however i got some weird repeated procceses. Are these normal? ps -fea | grep db2fm db2inst1 643284 229516 29 May 25 - 212564:06 ...
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SQL3550W: … target column has been defined as GENERATED ALWAYS

I am trying to export + import data from a table in a db2 database to another. But while running the export command I am getting the following error. SQL3550W The field value in row "26" and column ...
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2answers
392 views

How can I automate copying DB2 table data between remote Servers?

I have two IBM DB2 servers at separate remote locations. I need to copy data from several tables on one database on the first server to another database in the second server. Previously I've used ...
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872 views

db2 tables altered, reorg

When I alter a table in DB, I need to reorg it: Call Sysproc.admin_cmd ('reorg Table myTable'); if I had done many modifications, how can I know which tables need a reorg?
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DB2 PureScale on Linux

Searching for DB2 PureScale supported hardware, I can see that for Linux distributions only, some System X and IBM BladeCenter BladeCenter HS22 are listed. If I try to install PuseScale on a Fujitsu ...
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221 views

SQL Index order and performance based on cardinality and data

I've been working quite a bit on a query that's not operating very efficiently on a DB2 database. The thing will return up to 30k rows or so and take up to 10 seconds. I've been working on getting ...
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1answer
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Immediate refresh materialized views (MQT) with OUTER JOIN under DB2

DB2 accepts a materialized view based on an "OUTER JOIN" query, as long it doesn't refresh automatically (REFRESH IMMEDIATE). I cannot find a simple solution to get round this problem. Perhaps with ...
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134 views

Determine if existing Trigger acts on field DB2

I am eventually going to be writing a trigger on a field named "user2". Currently most of the values in this field are blank, but there are some seemingly random rows with values of '00' for the ...
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538 views

Sending a mail using DB2's Proceude UTL_MAIL

I'm trying to send mail from DB2 using the procedure UTL_MAIL. I'm using the DB2 Express Edition 10.1. First I was getting the error of SMTP Server. After using the below command, update admin cfg ...
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DB2 UPDATE TRIGGER

I am trying to create a trigger in a DB2 database that runs on the update of a column in one table, and then fills in another table with certain values. For example, there is a power unit table with ...
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Dutch characters in DB2 problem

Ok, first of all, I have really limited knowledge about databases. Problem that I have is next: I inserted few rows with data that contains Dutch characters, such as names of different countries. ...
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List DB2 backups

Is there a way to list the DB2 backups? All I can find is db2 list history backup all for <dbname> but I think you need to check through all of those to see if they've since been deleted. This ...
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118 views

DB2 critical alert “database partition availability”

I have a existing DB2 database that I'm just getting started with and I have connected IBM Data Studio (web) to it and it says that it has the alert "Database Partition Availability" but it doesn't ...
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DB2 Server Table Space Locked

At work we keep receiving the following DataException seemingly at random when one of our processes tries to write/access a table for one of our clients: com.ibm.db.DataException: A database manager ...
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How do I add a database in IBM DB2

I'm supposed to migrate a MySQL database into IBM DB2, but I thought I'd take baby steps first before I do something like that. So for now, I'd just like to add a database. I'll admit that I have no ...
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Partition Fact Table

In one of my fact table which has close to 25 million records in it and now when a cognos team try to run the report on top of that it takes lot of time, So i am thinking of partitioning the table we ...
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1answer
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Is storing archive logs on local disk and backups on vendor storage possible?

I am using DB2 9.7. My LOGARCHMETH1 is set to VENDOR library. Example: LOGARCHMETH1=VENDOR:/usr/openv/netbackup/bin/nbdb2.sl64 Is it possible to call the following backup command: db2 backup ...
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343 views

DB2 online restore - “SQL1035N The database is currently in use.”

I am trying to do ONLINE RESTORE ROLLFORWARDING TO END OF LOGS AND COMPLETE. When I run this command I am getting error SQL1035N The database is currently in use. It does not allow any connections to ...
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125 views

Online backups with VENDOR library: what should be set for ACTIVE LOG PATH?

My customer is using Veritas NetBackup so we use its library file in the LOGARCHMETH1 parameter for the VENDOR option. That is for archive logging path. What path should be set for ACTIVE LOG PATH ...
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3k views

DB2 Online Restore but Without Roll Forward?

I read a lot of documentations for db2 restore but I could not find how to perform online restore from the last database backup but without roll forwarding of logs? I will appreciate command ...
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1answer
199 views

DB2 DBM paramter NUMDB has value 8. Should I change it to 1 because I have only one database?

Hello I am using IBM Maximo application which is using DB2 database and I have created only one database. I heard that when paramtere NUMDB has value 8 it will divide all values in DB CONFIGURATION ...
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142 views

DB2 9.7 - Find rows inserted by a specific trigger

We are auditing a table TRANSACTIONS that inserts a row in HISTORY_TRANSACTIONS when specific columns are changed. These inserts happen through a number of triggers defined on TRANSACTIONS table. Is ...
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617 views

How to create Buffer Pool in Database dedicated only for ONE BIG table?

I have table TICKET with 400K records in database (DB2). I wish to create one huge buffer pool which will be dedicated only to this one big table for faster response. What are the steps to do it? ...
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DB2 error - SQL Statement too long or complex

Getting this error in a DB2 production system: ERROR [HY000] [IBM][System i Access ODBC Driver][DB2 for i5/OS]SQL0101 - SQL statement too long or complex. The statement has a large number of OR ...
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db INDEX on ORDER BY FIELD in very simple query does not help - still slow response?

I have very simple query which returns 200K records very slow (20 seconds). SELECT * FROM TABLE ORDER BY ID DESC If I do just SELECT * FROM TABLE it returns quick result. I created INDEX on ...
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Migrate DB2 UDB (Iseries) to SQL Server [closed]

I'm looking for a tools that allows migration of DB2/UDB databases to SQL Server. It's quite easy migrate schema and data using linked server or import export with SISS. But what about stored ...
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670 views

Slow SQL Server query using a DB2 linked server in virtual environment

I have a problem with a slow query which uses a linked server. Let me list out my environment first and I'll get to the issue: Virtual Windows 2003 R2 server (fresh deployments on XenServer 6.1 ...
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DB2 to require password each time

I am using db2inst1 to connect to a database in DB2 which I have installed on my machine. Therefore, db2inst1 user does not require username/password authentication (borrows them from the OS). I would ...
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188 views

What is the locking behavior for Updatable/Insertable Views?

Consider I have a View that is merely a simple join between 2 tables, selecting all columns. The View is Updatable and Insertable. What would be the locking behavior when executing an UPDATE or ...
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Cannot install DB2 Express C 10.1 on Mac OS X 10.7.5 [duplicate]

When I invoke ./db2setup it cannot find the JRE where it expects it. Binary for Java not found as follows: /private/tmp/db2/expc/db2/macos/install/db2setup: line 606: ...
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1answer
188 views

Cannot execute stored proc linked to C routine in DB2

DB2 version: 9.7.0.6 OS: RHEL 5 Here are the steps I took to create and bind a C routine to DB2: 1> Created myprog.sqC file 2> Executed db2 prep myprog.sql bindfile 3> Executed db2 bind myprog.bnd ...
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“connectivity libraries needed are not found” error in IBM Data Studio

UPDATE I am getting the following error when I try to create a new database in IBM Data Studio v3.1.1.0. The connectivity libraries that are needed for local or remote non-JDBC operations were not ...
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Is it a good practice to apply Vertical Partition to a newly created model?

Suppose you are modeling the ER model for a new Object Oriented Web Application. There is a table with 20 columns, and there are going to be a lot of INSERTs populating 10 columns, and a lot of ...
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Adding User access to DB2

I have installed DB2 10.1 in a Red hat box. During the installation I was asked to create several users (db2inst1, db2fenc1 etc). I have been using db2inst1 to perform all operations with DB2 and it ...
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Freeware GUI tool for DB2 , usable in Ubuntu Linux [closed]

Are there any freeware user interface tools for DB2 to be used in Linux (Ubuntu 11.04)? RazorSQL is pretty good, but it's not freeware.
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How to drop a DB2 instance when the instance owner was removed

This is a real sticky situation. I was handed over a machine (running an AIX 7.1), and my first task was to re-install DB2 server on it. But someone before me had conveniently removed an instance ...