how is exception handling handled in mysql? : Sql dba

0 Answers  

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What is difference between select statement and cursor

3 Answers   JDA,

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What is a constraint?

0 Answers  

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there are 2 variables called x and y ,x contains 1,2 and y contains 3,4 we have to swap the values from x to y and y to x with out using dummy variables and it can be done only by using a single statement ? how?

12 Answers   Oracle,

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What is recursive join in sql?

0 Answers  

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What is the use of <> sql?

0 Answers  

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what is the use of friend function? : Sql dba

0 Answers  

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what is julian date in oracle

2 Answers  

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what are all the common sql function? : Sql dba

0 Answers  

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Explain alias in sql?

0 Answers  

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Practice 1: Changes to data will only be allowed on tables during normal office hours of 8.45 in the morning until 5.30 in the afternoon, MONDAY through FRIDAY. A. Create a procedure called SECURE_DML that prevents the DML statement from executing outside of normal office hours, returning the message: “you may only make changes during normal office hours” b. Create a statement trigger on the PRODUCT table which calls the above procedure. c. Test it by inserting a new record in the PRODUCT table.

1 Answers   Tech Mahindra,

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Can u create a primary key with out unique index.

8 Answers  

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