how to add a new column to an existing table in mysql? : Sql dba
what is the difference between union and union all? : Sql dba
what are string data types? : Sql dba
what is blob? : Sql dba
write an sql query to get third maximum salary of an employee from a table named employee_table. : Sql dba
what is a foreign key ? : Sql dba
explain the difference between delete , truncate and drop commands? : Sql dba
what is a relationship and what are they? : Sql dba
what is data integrity? : Sql dba
what is the command used to fetch first 5 characters of the string? : Sql dba
how to drop an existing view in mysql? : Sql dba
which command using query analyzer will give you the version of sql server and operating system? : Sql dba
what are date and time intervals? : Sql dba
what is the difference between a local and a global temporary table? : Sql dba
how to drop an existing table in mysql? : Sql dba