Mention what are different methods to trace the pl/sql code?
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Explain how procedures and functions are called in a PL/SQL block ?
What is the sql case statement?
What is crud stand for?
one of the column in my table contains the data like SAL ---- 1000 1000 2000 3000 3000 So my requirement is i want output like SAL --- 1000 2000 3000 it mean i want to delete duplicate rows in the table permanently and i want output in the above formatow should u write query?
what is myisam? : Sql dba
How to select 10 records from a table?
what are the differences between char and nchar? : Sql dba
What are triggers and its types?
What is the usage of when clause in trigger?
What is the maximum number of triggers,can apply to a single table?
How many rows will return from dual table?
Can you have more than one trigger on a table?
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