how to present a past time in hours, minutes and seconds? : Sql dba

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What is database white box testing and black box testing?

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What are the different types of database management systems?

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What does (+) mean in sql joins?

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What are tables and fields in the database?

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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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How many columns should be in an index?

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There are 5 records in a table and we have implemented two triggers that are :pre_query and post_query how many times these triggers will fire.

2 Answers   Maruti Suzuki,

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What does “select count(1) from tab” result?

10 Answers   IBM,

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what are myisam tables? : Sql dba

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what command is used to create a table by copying the structure of another table including constraints ?

6 Answers   CMC, eicc,

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What are the types of keys?

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