Answer / Nikhu Singh

SQL (Structured Query Language) is a standard programming language for managing data held in a relational database management system. It consists of a set of commands for creating, altering, and querying databases.

What does select * from mean in sql?

1 Answers  

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difference between table level constraint and column level and advantages of table level constraint

4 Answers   Doyensys,

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How many levels can subqueries be nested in a FROM clause?

7 Answers  

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What is difference between select statement and cursor

3 Answers   JDA,

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Write a query to find the employees from EMP table those who have joined in Monday. (there is a column as hiredate which is a date column i.e values are like 03-DEC-81)

5 Answers  

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How many developers work on postgresql?

1 Answers  

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Delete the emps whose salaries are lowest sals of their own dept.

5 Answers  

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Can a foreign key have a different name?

1 Answers  

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how to shutdown mysql server? : Sql dba

1 Answers  

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What are the attributes of SQL*PLUS ?

2 Answers   Dream Careers, Oracle,

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Does truncate free space?

1 Answers  

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What are string functions in sql?

1 Answers  

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