When should I use nosql database?

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What are local and global variables and their differences?

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What is difference between primary and secondary key?

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define sql update statement ? : Sql dba

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how can we find the select statement is indexed or not?

3 Answers   CTS,

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What is trigger in sql and its types?

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How to write a procedure for displying the data in a TREE or (PARENT and CHILD ) relationship , for ex: A is the main project id, for this project B,C,D are sub tasks(sub project id's) for B the sub tasks are e,f,g and for c is h ,i ,j and for d is k,l,m now i need to display the o/p in a TREE fashion pls help me , thanks in advance surendra

2 Answers   Zensar,

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What are the built in functions of sql?

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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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How to rename a table?

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Mention what does plv msg allows you to do?

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How do I know if I have sql express or standard?

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