Answer / gretta

The WHEN clause with POSITION can be used to skip header and footer records.

How many joins in sql?

0 Answers  

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Can we interchange parameters in procedure while calling

1 Answers   TCS,

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Why truncate is faster than delete?

0 Answers  

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What are the various restrictions imposed on view in terms of dml?

0 Answers  

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IF EMP HAS 2 ROWS,DEPT HAS 4 ROWS.WHATS THE RESULT OF SELECT * FROM EMP,DEPT;

1 Answers  

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why we use nocopy?

2 Answers   Polaris,

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how will you find out the last three records in a table with n no of records and delete them

3 Answers  

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What is materialised View?

2 Answers   IBM,

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1 SELECT a.field1, b.field2, c.field3, d.field4 2 FROM atable a, atable b, ctable c, dtable d 3 ? 4 ORDER BY 1 What is the minimum number of joins that must be specified on line 3 in the sample code above to properly link the tables? Notice that the table "atable" is aliased twice: once as "a" and once as "b." 1. One join 2. Two joins 3. Three joins 4. Four joins 5. Five joins

6 Answers   Sonata,

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why we go for package? what are the advantages of using instead of seperate procuderes or functions

3 Answers   IBM, TCS,

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What is string join?

0 Answers  

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I have a procedure in a procedure. The inner procedure contains out parameter. How I can call the inner procedure in the out procedure and send the inner procedure parameter value(out parameter value) into out procedure?

2 Answers  

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