What is sql mysql pl sql oracle?
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What is a primary key sql?
What are the advantages of VIEW?
What is the different between Stored Procedure and Procedure?
What are all ddl commands?
What is the default value of CHAR type?
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Explain the purpose of %type and %rowtype data types with the example?
What is diff between bulk collect and forall
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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
use of IN/ANY/ALL
what is the functionality of the function htmlentities? : Sql dba
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