Recent questions tagged query / GATE Overflow for GATE CSE

1 votes

0 answers

121

Regarding Comparison Between GATE 2017 SET 1 AND SET 2
@Arjun Sir, I think you might have seen both the sets. Sir, can you please share view point about both the sets. As I literally think that set 1 is really tough and set 2 has many direct questions. I have seen many questions ... coaching rather than self-study. It will be great for all of us if you can share your thought for the same.

@Arjun Sir, I think you might have seen both the sets. Sir, can you please share view point about both the sets.As I literally think that set 1 is really tough and set 2 ...

neeraj

2.4k views

neeraj asked Feb 14, 2017

2 votes

2 answers

122

Kerala PSC AP Exam
A relational database contains two tables employee and department in which employee table has coumns emp-no and dept-id and department table has columns dept-id and dept-name. The following insert statements were executed successfully to populate the empty tables: Insert into department ... row and 4 columns B) 3 rows and 4 columns C) 3 rows and 5 columns D) 6 rows and 5 columns

A relational database contains two tables employee and department in which employee table has coumns emp-no and dept-id and department table has columns dept-id and dept-...

Sankaranarayanan P.N

784 views

Sankaranarayanan P.N asked Oct 27, 2016

3 votes

2 answers

123

maximum no of tuples
Consider the relation R1( P, Q, R, S ) and R2 ( R, G, T, U ) The relation R1 has 20 tuples and R2 has 10 tuples then maximum number of tuples in R1 ⟕ R2 is .......................?

Consider the relation R1( P, Q, R, S ) and R2 ( R, G, T, U )The relation R1 has 20 tuples and R2 has 10 tuples then maximum number of tuples in R1 ⟕ R2 is ...........

saket nandan

2.4k views

saket nandan asked Mar 21, 2016

8 votes

1 answer

124

maximum no of touples
Consider the following relation: R (A B C) A primary key with 100 tuples. S (E F G) E primary key with 50 tuples. T (AE D) AE primary key with 80 tuples. U (D G H) H primary key with 10 tuples. The maximum number of possible records in the result of (R JOIN S JOIN T JOIN U)

Consider the following relation:R (A B C) A primary key with 100 tuples.S (E F G) E primary key with 50 tuples.T (AE D) AE primary key with 80 tuples.U (D G H) H primary ...

saket nandan

1.1k views

saket nandan asked Mar 21, 2016

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