What Is A Relation Schema And A Relation?

1.	What Is A Relation Schema And A Relation?
Answer» A relation Schema denoted by R(A1, A2, …, An) is MADE up of the relation name R and the list of ATTRIBUTES Ai that it contains. A relation is DEFINED as a set of tuples. LET r be the relation which contains set tuples (T1, t2, t3, ..., tn). Each tuple is an ordered list of n-values t=(v1,v2, ..., vn). A relation Schema denoted by R(A1, A2, …, An) is made up of the relation name R and the list of attributes Ai that it contains. A relation is defined as a set of tuples. Let r be the relation which contains set tuples (t1, t2, t3, ..., tn). Each tuple is an ordered list of n-values t=(v1,v2, ..., vn).

Answer»

A relation Schema denoted by R(A1, A2, …, An) is MADE up of the relation name R and the list of ATTRIBUTES Ai that it contains. A relation is DEFINED as a set of tuples. LET r be the relation which contains set tuples (T1, t2, t3, ..., tn). Each tuple is an ordered list of n-values t=(v1,v2, ..., vn).

A relation Schema denoted by R(A1, A2, …, An) is made up of the relation name R and the list of attributes Ai that it contains. A relation is defined as a set of tuples. Let r be the relation which contains set tuples (t1, t2, t3, ..., tn). Each tuple is an ordered list of n-values t=(v1,v2, ..., vn).

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