Ques:- What do you mean by Self-Join?
Asked In :-
TRICON INFOTECH PVT, Tredence Analytics Solutions, Orcapod Consulting Services, CitiusTech Healthcare Technology, Aris Global Software, Global Step, GrapeCity, Meditab Software, Terralogic, GoFrugal Technologies,
Right Answer:
A self-join is a type of join in SQL where a table is joined with itself to compare rows within the same table. It is typically used to retrieve related data from the same table, often using an alias to differentiate the instances of the table.
A self-join is a type of join in SQL where a table is joined with itself to compare rows within the same table. It is typically used to retrieve related data from the same table, often using an alias to differentiate the instances of the table.