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Oracle Toplink Setup in DB2

Posted on September 18, 2014 at 5:41am 0 Comments

Oracle Toplink:-

Oracle TopLink supports access to any data store accessible through standard JDBC using standard SQL.

Additionally TopLink offers database platforms that allow for specific functionality to be exposed such as

native SQL, sequencing, out-join syntax, custom date/timestamp operators and formats, and schema import

and generation with the mapping editors.

To setup Oracle Toplink please follow the below steps :-

1.We need to identify the…


How to create Federated Procedures in DB2 10.5

Posted on June 24, 2014 at 4:01am 0 Comments

This post is useful for DB2 developers, administrators, database architects to learn how to access Oracle database

stored procedures from DB2 database sources.

A federated system is a special type of distributed database management system (DBMS).

A federated system consists of a DB2® database system that operates as a federated server, a database that acts

as the federated database, one or more data sources, and clients (users and applications) that access the…


Improving DB2 Database Performance - Part I 7 Things to remember while range partitioning

Posted on May 1, 2014 at 6:00am 0 Comments

One of the techniques to improve database performance and achieve greater scalability is using table partitioning. According to live industry observations  when you see the following symptoms you should consider table partitioning

Slow queries that return small amounts or no data

Slow queries that return large amounts of data

Blocking between readers and writers (inserts or updates)

As tables grow in size, it may be easier to manage your…


DB2 Expression Based Indexes

Posted on March 6, 2014 at 12:56pm 0 Comments

With expression-based indexes, you can create an index that includes expressions. The performance of queries that  involves expressions is improved if the database manager chooses an index that is created on the same expressions. Expression-based indexes are best suited when you want an efficient evaluation of queries that involve a column expression. Simple index keys consist of a concatenation of one or more specified…


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