What is nvl?

0 Answers  

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how to rename an existing table in mysql? : Sql dba

0 Answers  

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What is sqlite format?

0 Answers  

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Why use truncate instead of delete?

0 Answers  

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What is pl sql variable?

0 Answers  

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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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what are the differences among these table level lock modes - IN SHARE MODE, IN SHARE UPDATE MODE, IN EXCLUSIVE MODE ?

3 Answers   HCL,

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What are the syntax and use of the coalesce function?

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What are user defined functions?

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suppose I have two table one Emp and other is dpt. Emp table has a field ,dept id,name ,sal and dpt table has a field dept id,dept name. Now I want to find out the emplyee list whose sal is between 2000-3000 from dept x.

7 Answers   Geometric Software, IBM,

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Is natural join and inner join same?

0 Answers  

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Types of joins?

4 Answers   Microsoft,

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