What is pl sql record in oracle?

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What is the difference between syntax error and runtime error?

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What are the most important ddl statements in sql?

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what are the advantages a stored procedure? : Sql dba

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What is trigger types in sql?

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

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i have a table t1 a math 20 b phy 30 cchemisty 10 a math 40 b phy 23 c che 21 a math15 bphy 33 c che 56 write a quire to find out the max markr of each subject

8 Answers  

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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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How can you create Cursor with parametres ?

3 Answers  

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write a query to find out the no. of employees whose age is less than 25 and max of salary for the employees belonging to a particular department is less than 20000

6 Answers  

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there are .......different types of serializability

1 Answers   Wipro,

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How do you retrieve set of records from database server. {Set max records = 100 & use paging where pager page no or records = 10 & after displaying 100 records again connect to database retrieve next 100 }

2 Answers   DELL,

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