What does rownum mean in sql?

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what is the different between now() and current_date()? : Sql dba

0 Answers  

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What are the events on which a database trigger can be based?

0 Answers  

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Explain the difference between cursor declared in procedures and cursors declared in the package specification?

0 Answers  

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how to start mysql server? : Sql dba

0 Answers  

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Difference between SUBSTR and INSTR?

3 Answers  

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What is plpgsql language?

0 Answers  

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1. what is the exact use of hint in sql. 2. How we can avoid index scan in sql even though index is there in the table.

1 Answers   Polaris,

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What is referential integrity ?

3 Answers   BirlaSoft,

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If i insert record in table A and these record should update in table B by using Trigger.How to achieve this.

4 Answers   Saama Tech, TCS,

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what is the difference between cursor FETCH and FOR LOOP ?

3 Answers   CG-VAK, Tech Mahindra,

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how to find the First and Last Observation from the table: Ex: OBS Name Sal Ans like: OBS Name Sal 105 E 5000--> 105 E 5000 102 B 2000 104 D 4000 103 C 3000 101 A 1000--> 104 D 4000

4 Answers  

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