Does view contain data?

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Why we use join in sql?

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Mention what plvcmt and plvrb does in pl/sql?

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What is a schema? How is it useful in sql servers?

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What is on delete set null?

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Hi how to import oracle sequence in Informatica? Please write stored procedure code that will import oracle sequence in Informatica SP transformation as per below scenario Oracle table product list Pro_id, pro_name 101, LED Lights. 102, 20watt CFL Lights. 103, 30 watt CFL lights Now a new flat file with new product list needs to be added to oracle table product list with oracle sequence. flat file product Prono,pro_name, 1, 20 watt tube light 2, 30 watt tube light & target should be like 101, LED Lights. 102, 20watt CFL Lights. 103, 30 watt CFL lights. 104, 20 watt tube light 105, 30 watt tube light thks reg suvarna joshi suvarnaatsuvarna@rediffmail.com

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How many unique keys can a table have?

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What is difference between rank () row_number () and dense_rank () in sql?

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Explian rowid, rownum?

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What is the trigger in sql?

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Write a query to find the employees from EMP table those who have joined in Monday. (there is a column as hiredate which is a date column i.e values are like 03-DEC-81)

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what is an associative array with example?

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