What are variables in pl sql?

0 Answers  

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Which one of the following pairs of aggregate functions do you use with character fields? 1. COUNT(field) and MAX(field) 2. AVG(field) and COUNT(field) 3. MIN(field) and SUM(field) 4. AVG(field) and MAX(field) 5. COUNT(field) and SUM(field)

6 Answers   HCL,

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what are the tunnig tables you used for tuning a query and tell me some of coloumns in that tuning tables?

1 Answers   Metric Stream,

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What company owns postgresql?

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What is a nested table in word?

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What is the use of prepared statement?

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How to find only %th Highest Sal

6 Answers   Infogain, Symphony,

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Explain the difference in execution of triggers and stored procedures?

0 Answers  

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Can we use SQL%ISOPEN in implicit cursors? Does this attribute works properly in Implicit Curosors?

3 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 record in a database?

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How do you modify a column in sql?

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