What is trigger and how to use it in sql?
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consider a table which contain 4 columns,ename,eno,sal and deptno, from this table i want to know ename who having maximum salary in deptno 10 and 20.
Does sql full backup truncate logs?
SELECT ROUND(TRUNC(MOD(1600,10),-1),2) FROM dual;
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Is ms sql is free?
What are triggers and its uses?
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What is oracle and pl sql?
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