In relational calculus, the expression which guarantees finite number of tuples is classified as ____________
In relational calculus, the expression which guarantees finite number of tuples is classified as ____________
Consider two tuples A and B, the operation whose result includes tuples that are included in both relations is classified as _________________
Consider two tuples A and B, the operation whose result includes tuples that are included in both relations is classified as _________________
If the duplicate relations will not be eliminated, the resultant tuples will be multiset of tuples rather than _____________
If the duplicate relations will not be eliminated, the resultant tuples will be multiset of tuples rather than _____________
The types of quantifiers are_______________
The types of quantifiers are_______________
In the notation for query graphs, the single circles are used to represent______________
In the notation for query graphs, the single circles are used to represent______________
The operator which is useful for a single relation is classified as_______________
The operator which is useful for a single relation is classified as_______________
The data structure in the form of tree to correspond to relational algebra expression is classified as__________________-
The data structure in the form of tree to correspond to relational algebra expression is classified as__________________-
In unary relational operations, the PROJECT operation is partition of relation usually classified as ____________
In unary relational operations, the PROJECT operation is partition of relation usually classified as ____________
The representation of relational calculus internal queries is classified as______________
The representation of relational calculus internal queries is classified as______________
If matching tuples are not found, the kind of OUTER JOIN operation which keeps all the tuples of first relation out of the two relations is classified as _____________
If matching tuples are not found, the kind of OUTER JOIN operation which keeps all the tuples of first relation out of the two relations is classified as _____________
The operation which is used to select the subset of tuples by satisfying the selection constraint and the selection is made from relation is classified as _________________
The operation which is used to select the subset of tuples by satisfying the selection constraint and the selection is made from relation is classified as _________________
If matching tuples are not found, the kind of OUTER JOIN operation which keeps all the tuples of second relation out of the two relations is classified as ______________
If matching tuples are not found, the kind of OUTER JOIN operation which keeps all the tuples of second relation out of the two relations is classified as ______________
The JOIN operation in which two attributes joined have same name in both relations is classified as _________________
The JOIN operation in which two attributes joined have same name in both relations is classified as _________________
The value of the atom which evaluates either condition is TRUE or FALSE for particular combination of tuples is classified as _______________
The value of the atom which evaluates either condition is TRUE or FALSE for particular combination of tuples is classified as _______________
The operations used to combine multiple relations to present information in single table are classified as_______________
The operations used to combine multiple relations to present information in single table are classified as_______________
The degree of the PROJECT operation is equal to_______________
The degree of the PROJECT operation is equal to_______________
The operation which only selects some of the columns from table and neglect the remaining columns is classified as _____________
The operation which only selects some of the columns from table and neglect the remaining columns is classified as _____________
The JOIN operation in which only equality operator is used is classified as ________________
The JOIN operation in which only equality operator is used is classified as ________________
The types of relational calculi includes__________________
The types of relational calculi includes__________________
The single relational algebra expression can be used in sequence of operations by _____________
The single relational algebra expression can be used in sequence of operations by _____________