Answer / Vikas Pandey

To optimize a query in DB2, you can use various techniques such as indexing, join order optimization, using appropriate functions, and limiting the result set. Here's an example:n```nCREATE INDEX idx_columnname ON table_name (columnname);nSELECT * FROM table_name WHERE columnname = 'search_value' LIMIT 10;n```

How do I change the column size in db2?

1 Answers  

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what's the best lock size that you could use when you create a tablespace?

2 Answers   IBM,

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What is the syntax for seeing the columns and data types of a table in the db2 database?

1 Answers  

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Bind concepts in DB2 cobol

10 Answers   IBM, TCS, TRD, Virtusa,

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Could you please let me no the query for below I have table name xyx under this there is column name called employee name which starts from 100th column ends 120th column,now i want to replace only column from 101 to 104 which contains ABCS to replace with PQRS for all records which comes beetween 101 to 104 ..how to write query for this..

1 Answers   HSBC,

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Which component is responsible for processing sql statements and selecting access paths?

1 Answers  

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why we go for SPUFI for creating tables or for sql queries?

4 Answers  

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Why db2 is called db2?

1 Answers  

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Explain an outer join?

1 Answers  

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What is rct?

1 Answers  

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What is an inner join, and an outer join ?

1 Answers   CTA,

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Lot of updates have been done on a table due to which indexes have gone haywire. What do you do?

2 Answers  

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