What is rtm in testing?
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Explain the update statement in sql
who introduced sql?
What are triggers and its types?
what are pl/sql collections?
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If we declare constraints Unique and Not null on a single column then it will act as a Primary key, so what is the use of primary key??
what are the differences between binary and varbinary? : Sql dba
Explain the rollback statement?
How to get help at the sql prompt?
What is trigger in sql? Explain
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what is difference between decode and case function?
What is difference between sql and mysql?