What is the use of triggers?

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Is merge a dml statement?

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What is pl sql block structure?

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need to split a string into separate values. eg. col1 col2 ---------- 100 - 'a,b,c' 200 - 'a,x,d,e' 300 - 'c' result: value count ------------- a - 2 b - 1 c - 2 etc.

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What are the dml statements?

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how to enter numeric values as hex numbers? : Sql dba

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how can we optimize or increase the speed of a mysql select query? : Sql dba

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How do I restart sql?

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Inline the values in PL/SQL, what does it mean.?

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What is a join?

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Differentiate between % rowtype and type record.

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how would concatenate strings in mysql? : Sql dba

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