What is memory optimized?

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What is indexes?

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Write a query to find second highest salary of an employee.

27 Answers  

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

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What are the indexing methods?

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Which one of the following is a reason that an INSERT statement might cause an error instead of executing correctly? 1. The INSERT statement was attempting to insert a record into a view that was created from more than one table. 2. The INSERT statement was attempting to insert a record using a combination of constants and values from an existing table. 3. The INSERT statement was attempting to insert a record with a non-NULL value into a table that has that column defined as NULL. 4. The INSERT statement was attempting to insert a record into a table by selecting a record from that same table. 5. The INSERT statement was attempting to insert a record into a view rather than a table.

1 Answers   Sonata,

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What does the file extension accdb stand for?

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How do you concatenate in sql?

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I have the table like this S.No Name ID 01 Xyz 123 I want the result as 01Xyz123 How to write the query to retrieve the entire row data in a single column?

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suppose we have values like 1 5 7 in a colum.Now we want numbers like(2 3 4 6) that exists between 1 5 7.How can we do this using sql query??

5 Answers   Keane India Ltd,

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what is query cache in mysql? : Sql dba

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How do you define a foreign key?

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