How can we solve concurrency problems?
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Please give me queries for the following 1. To get the count of duplicate records. 2. A query to delete the duplicate records.
which query u can write to sql server doesn't work inbetween 7.00PM to nextday 9.00AM
How to use subqueries in the from clause in ms sql server?
What happens when unicode strings concatenate with non-unicode strings?
What is merge statement?
Is there any performance difference between if exists (select null from table) and if exists (select 1 from table)?
Explain query editor regions
Your table has a large character field there are queries that use this field in their search clause what should you do?
What are primary keys and foreign keys?
what is database replication? : Sql server database administration
Define Unique Key?
One table how may column and Primary key
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