How many types of keys are there in sql?
How to create a table using constraints... IF i change the PARENT KEY value ,then CHILD KEY table will also to change in the another table... plz reply ur answers @ mak2786@gmail.com Arunkumar
What are the uses of sysdate and user keywords?
What is spool?
Is sql difficult?
Is sql harder than python?
What is sequence in sql?
Suppose a student column has two columns, name and marks. How to get name and marks of the top three students.
What is the difference between explicit and implicit cursors in oracle?
How do I trace sql profiler?
What are the attributes of SQL*PLUS ?
2 Answers Dream Careers, Oracle,
what is primary key? : Sql dba
who introduced sql?