What is db2 and what is the use of db2 optimizer?
Answer / Suman Shukla
DB2 (Data Base 2) is a relational database management system developed by IBM. The DB2 Optimizer is a crucial component that determines the most efficient way to execute SQL statements, improving query performance.
| Is This Answer Correct ? | 0 Yes | 0 No |
In a DB2-CICS program which is acts as co-ordinator and which is participant?
What does db2 plan contain?
What is the syntax for FETCH in DB2 ?
Plan is an executable form of sql statements,But what exactly resides inside a Plan. what are the details inside Plan.
How to define the data items to receive the fetch items for the SQL?
Mention the various locks that are available in db2.
before altering a table is it necessary to lock ? if lock what is it ? how to do ? ifi want to lock a table what is that command ?
What is the syntax for creating a table in the db2 database?
How to find last record before record through SQLRPGLE?
How does a cursor work?
How can you split a table in to exactly half?
What are the four lockable units for DB2?