How do I count records in sql?

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What is sql character function?

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Can you have more than one trigger on a table?

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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

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Explain alias in sql?

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What is primary key and foreign key with example?

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What is the use of <> sql?

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What is left join example?

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What is nosql example?

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What is sql dialect?

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declare lowerl number:= 1; upperl number:= 3; num varchar2(10); begin for i into lowerl..upperl loop num:=num||to_char(lowerl); if i=3 then upperl:=5; end loop; message(num); What will be the output ?

3 Answers   Oracle,

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Why do we use set serveroutput on?

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