What is a schema? How is it useful in sql servers?

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Which one is better subquery or joins?

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In testing where do we use sql language and how it helps in testing?

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Is a foreign key always unique?

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what is the maximum length of a table name, database name, and fieldname in mysql? : Sql dba

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Can we use ddl statements in stored procedure sql server?

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Is sql a programming?

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Which are the different types of indexes in sql?

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how to include numeric values in sql statements? : Sql dba

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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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Does a join table need a primary key?

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What is synchronized subquery?

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