How to avoid duplicate records in a query?

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Can one improve the performance of sql*loader? : aql loader

0 Answers  

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how to implement one-to-one, one-to-many and many-to-many relationships while designing tables? : Sql dba

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What is string join?

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Can we write ddl statements in functions?

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how to fetch common records from two tables? : Sql dba

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What is a native sql query?

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can we use out parameter in a function?Give an example.

4 Answers   Logica CMG, TCS,

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name 3 ways to get an accurate count of the number of records in a table? : Sql dba

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What is sql not null constraint?

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What is difference between Procedures and Functions ?

6 Answers   Hi Caliber IT,

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how to Update table Sales_summary with max(sales) data from table sales_dataTable 1. sales_data table Table 2. Sales_summary Region sales Region sales N 500 N 0 N 800 W 0 N 600 W 899 W 458 W 900 I want the Sales_summary After Update like this Region Sales N 800 W 900

8 Answers  

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