What is foreign key sql?

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Can we create view in stored procedure?

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Can instead of triggers be used to fire once for each statement on a view?

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Is sql between inclusive?

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There is a table, In one column it has implemented a index, but the index is disturbed by the regular dml statements.. but still we need to keep the index. how it is possible?

1 Answers   Cognizant,

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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 is a primary key example?

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need to split a string into separate values. eg. col1 col2 ---------- 100 - 'a,b,c' 200 - 'a,x,d,e' 300 - 'c' result: value count ------------- a - 2 b - 1 c - 2 etc.

2 Answers  

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Can we perform dml in function?

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What are the triggers associated with image items?

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difference between cursor and procedure in a package

3 Answers   PCS,

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How do rank () and dense_rank () differ?

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