What does null mean?

0 Answers  

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Can primary key be a foreign key?

0 Answers  

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Diff between Composite key, Alternate Key, Candidate Key, Primary Key, Unique Key, Super Key, Foreign Key

1 Answers  

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Which operator do you use to return all of the rows from one query except rows are returned in a second query?

0 Answers  

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What is a join and their types?

2 Answers   Challenger Financial,

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What is clustered vs nonclustered index?

0 Answers  

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wat is tuff file in log shipping, wt is d use of tht file?

1 Answers   TCS,

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What is Transaction?

2 Answers  

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How do we upgrade from SQL Server 6.5 to 7.0 and 7.0 to 2000?

0 Answers  

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How can we write or define DDL statements in Sql server and DML statements?

3 Answers  

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Difference between group by clause and having clause in SQL?

0 Answers   Flextronics,

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I need a query that retrieves info from an Oracle table and a query that retrieves info from a SQL Server table. The info has to be joined together according to Record ID numbers. I have very limited access to the Oracle database but full control of the SQL Server database.How do I join two different queries from two different databases?

1 Answers  

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