The easy ways to extract DATE and TIME in DB2. Use these examples in your project at once. Also, these examples are for you to do DATE and TIME calculations.
Tag: DB2 Tips and Solutions
The post details how to rename tables in Oracle and DB2 databases without loss of data, providing specific SQL queries and precautions.
Derived Table in DB2 is a solution to avoid complex SQL query. After deriving you use that table whenever you need in that main SQL query.
SQL DATE and Time comparison popular styles and SQL queries useful to read for your project.
Locks and Concurrency are tricky words. Understand the real purpose of these mechanisms for better use of database.
Data access is much faster in Hashing compared to the index. Read the differences between Hashing and Index.
Having Vs Where clause in SQL real usage is to filter rows on aggregate totals. Read more.
Mostly asked certification questions in DB2. You need more focus on these areas before you take the test.
You need to know these SQL query and rules to delete a row from a Table in DB2 database
In DB2 database there are many ways to achieve performance. I explained one way here. Read more.
Table spaces are completely logical in any database. Many developers confused that they always access data from physical storage. But actually that is not correct. So this post clarifies how to define a table with logical storage. Sample SQL really helps you to understand quickly.
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