Answer / Asheesh Chaudhry

There is no exact count for the number of SQL commands, but SQL standard defines over 200 commands. However, the number can vary depending on the specific database management system (DBMS) being used.

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what is primary key? : Sql dba

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Can a key be both primary and foreign?

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what is the difference between truncate and drop statements? : Sql dba

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Which query operators in sql is used for pattern matching?

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I have one Excel file with 1,50,000 Records. Now I need to load that whole file into Oracle Database with same columns in Excel sheet . I need PLSQL Procedure or used by SQL PLUS

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Does sql support programming?

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