Is oracel sql developer written in java?
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what is Hash join?how it is different from inner join?what is the sign used for inner join?(eg: like the (+) sign used for outer join)?
wht is the difference between truncat,drop in sqlserver wht is the difference between function and stored procedure
Define tables and fields in a database
Mention what are different methods to trace the pl/sql code?
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How do sql triggers work?
Is it important to partition hard disk?
what is table? : Sql dba
Can you create a table with Primary Key not as the clustered index.
What is the difference between inner join and outer join?
what are the differences between char and varchar? : Sql dba
What are wait events. Describe the wait event tables.