how to create user in sql and how to set password for that?

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What is a null value?

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Explian rowid, rownum? What are the psoducolumns we have?

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Name three sql operations that perform a sort.

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What are the most important characteristics of pl/sql?

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Do prepared statements prevent sql injection?

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what does the t-sql command ident_incr does? : Transact sql

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1. how to use the check option constraints in sql query..? 2.how to add data in a complex query ? 3.is it possible to use commit or rollback or savepoint in triggers...if not why please explain with examples...? 4.what is the difference between meterialized view and normal view..how to create materialized view and how to use it..? 5.what is varray...? what is the advantage of the varray ? please expalin with a simpel example..i want to load into a table (student no and name and his marks..) please give example.. 6.what are the bulk bind exceptions...how to use bulk bind and how to use bulk collect..please explain with example... 7.what is for update of and where current of ...? 8 what is the use of nowait ? 9.please give an example for nocopy in a simple plsql query 10.create an index in a table...tellme how to use the index in a where clause to do performance tunning...

3 Answers   Satyam,

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Is nosql faster than sql?

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Does sql*plus have a pl/sql engine?

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What is nvarchar max in sql?

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can i use dbms_output.put_line in a function u are telling as return statement

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