How do I filter in sql profiler?

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What is the order of sql select?

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Can we insert delete data in view?

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Is sql difficult?

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HOW TO APPEAR FOR ONLINE EXAMS OF SQL & PL/SQL? WHICH BOOKS WILL BE BETTER FOR REFERENCE TO QUALIFY THESE EXAMS? ARE THERE ANY MODEL PAPERS AVAILABLE IN THE MARKET ABOUT SQL & PLSQL?

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What is difference between mysql and postgresql?

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What are the PL/SQL Statements used in cursor processing ?

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How to execute OS(operating system) command from pl/sql?

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What found sql?

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IN A TABLE HAVE ONE COLUMN PRIMARY KEY..IT WILL NOT ALLOWS NULL VALUES AND DUPLICATE VALUES..INSTEAD OF PRIMARY KEY WHY CANT WE USE UNIQUE AND NOT NULL.THESE TWO ALSO DOESNT ACCEPT NULL VALUES IN NOT NULL AND UNIQUE DOESNT ACCEPT DUPLICATE VALUES? SO WHAT IS THE DIFEERENCE BETWEEN(UNIQUE,NOT NULL) AND PRIMARY KEY??????

8 Answers   rsystems,

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what is an index? : Sql dba

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Can we use two order by clause in query?

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