How does sql store data?

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What is the use of sqlerrd 3?

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what are the other commands to know the structure of table using mysql commands except explain command? : Sql dba

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how to fetch alternate records from a table? : Sql dba

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What is a sql trace file?

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table name :Tab fields name 1.trx_no (pk) 2.trx_date 3.account code (7 char) 4.account type (1 char) 5.amt Tab contains account code day wise debit and credit transaction , account type fiels can have 2 value D for debit and c for Credit . write a query to display the account code wise total debit and credit bal for the month of april 2004. write a query to display account code wise new amt credit for the april 2004

2 Answers   Maruti Suzuki,

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What is posting?

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What is normalization sql?

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What are the benefits of pl/sql packages?

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how many no of table can be join in a sql query.

4 Answers  

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Can we use more than one null value for unique key?

31 Answers   A1 Technology, Wipro,

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How does an execution block start and end in pl sql?

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