What is t sql used for?
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What is the requirement of self-join?
How to update salary of employees department wise?
Can you do multiple joins in sql?
In a table i have columns A,B,C and i have a composite index on columns A,B if so will the following query uses index or not? SELECT sal,name FROM <table_name> WHERE A=<value> AND B=<value> AND C=<value>;
What is Difference Between delete and Truncate?
What are the various restrictions imposed on view in terms of dml?
Why you are not able to create a table using select command,if it is having a LONG column? for eg:create table test as select * from test1 here test1 containg a column having LONG datatype...
What are different methods to trace the pl/sql code?
How do I count duplicates in sql?
What are the types of records?
How do I run a pl sql program?
Which query operators in sql is used for pattern matching?
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