What are the operators in sql?

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What is dynamic SQl and how you will create and execute dynamic sql?

2 Answers   TCS,

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Explain isolation levels. : Transact sql

0 Answers  

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How do I view tables in sql developer?

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What is rownum?

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What is cost in sql execution plan?

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I have following column in the table. col1 1 a b c 2 3 d and I want to display it as num chars 1 a 2 b 3 c 4 d numbers in one column and letters in another column.

1 Answers   IBM, Saama Tech,

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What is the best partition size for windows 10?

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What is the meaning of disabling a trigger?

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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 are the different tcl commands in sql?

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What is a schema sql?

0 Answers  

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