what is the difference between a having clause and a where clause? : Sql dba

0 Answers  

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When can we use the where clause and the having clause?

0 Answers  

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How to improve the performance of a pl/sq stored procedures or functions or triggers and packages ?

12 Answers   IBM, TCS, UHD,

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What is a ddl command?

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Is it possible to use LONG columns in WHERE clause or ORDER BY?

3 Answers  

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What is sql mysql pl sql oracle?

0 Answers  

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How to write a procedure for displying the data in a TREE or (PARENT and CHILD ) relationship , for ex: A is the main project id, for this project B,C,D are sub tasks(sub project id's) for B the sub tasks are e,f,g and for c is h ,i ,j and for d is k,l,m now i need to display the o/p in a TREE fashion pls help me , thanks in advance surendra

2 Answers   Zensar,

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What Is a Trigger? How Do You Use It?

3 Answers  

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What is a unique key and primary key and foreign key?

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is it mandatory to select all the column in a view then what columns should be selected

2 Answers  

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What does (+) mean in sql joins?

0 Answers  

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How to find only %th Highest Sal

6 Answers   Infogain, Symphony,

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