can I alter a table (e.g. adding a column) when other user is selecting some columns or updating some columns from the same table?

1 Answers  

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What keyword does an SQL SELECT statement use for a string search?

2 Answers  

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What are types of indexes?

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Can a unique index have more than one null value? If not, what error code is given if an attempt is made to insert more than one null value?

3 Answers  

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What is the use of value function?

0 Answers  

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in my table i will update only 100 record among 1000 records i need to display recently updated record'.....can u tell me where those records are stored how can i display those records...?if there is any sql query pls let me know....?

3 Answers   Infosys,

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What is sqlca’s maximum length?

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Is ibm db2 free?

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How do you define a correlated name?

1 Answers  

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What is a base table?

2 Answers  

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How connect db2 database to datastage?

0 Answers  

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While unloading huge amount of data from table. Suddenly job failed some error. Imagine 1M data unloading, In that 90% data unloaded only 10% left, So if want to unload the rest 10% what needs to be done? Whether do i need to start from top or anything ?

0 Answers   JPMorgan Chase,

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