Define tables and fields in a database
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Why functions are used in sql?
Enlist the advantages of sql.
What are the operators in sql?
How many types of indexes are there in sql?
What is the syntax to add a record to a table?
Is it possible to update views?
What is natural join in sql?
What is sql integrity?
how to delete duplicate rows from a join tables(I have three tables on that join) how do you know which join is need to be used? The select statement I have is: SELECT gc_skill_type.skill_type, gc_area_tec.area, gc_technology.technology, gc_technology.id_technology, gc_area_tec.id_area_tec FROM gc_skill_type, gc_area_tec, gc_technology WHERE gc_area_tec.id_skill_type (+) = gc_skill_type.id_skill_type AND gc_technology.id_area_tec (+) = gc_area_tec.id_area_tec order by gc_skill_type.skill_type asc, gc_area_tec.area asc, gc_technology.technology asc
How do I run a script in sql developer?
Can we write dml inside a function in sql server?
How do you explain an index number?
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