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there is A table and B table in A table there 5 rows and in
b table there are 2 rows i am firing query select * from
a,b what will be the output?

Question Posted / deshpandesam123

Answers were Sorted based on User's Feedback



there is A table and B table in A table there 5 rows and in b table there are 2 rows i am firing q..

Answer / santosh pashte

It is concept of CROSS JOIN..

It will display 5 * 2 = 10 rows

Is This Answer Correct ?    41 Yes 4 No

there is A table and B table in A table there 5 rows and in b table there are 2 rows i am firing q..

Answer / subbu

It is a cross join

So, the output is 5*2=10

Is This Answer Correct ?    13 Yes 0 No

there is A table and B table in A table there 5 rows and in b table there are 2 rows i am firing q..

Answer / manda

It gives a cartesian product or a cross product.

Is This Answer Correct ?    11 Yes 1 No

there is A table and B table in A table there 5 rows and in b table there are 2 rows i am firing q..

Answer / mubin ahmad

select * from a,bwill be the out put in 10 rows

Is This Answer Correct ?    11 Yes 2 No

there is A table and B table in A table there 5 rows and in b table there are 2 rows i am firing q..

Answer / dharmendra singh

Concept of cross join
the result will be 10 bcos 5*2 = 10

Is This Answer Correct ?    9 Yes 0 No

there is A table and B table in A table there 5 rows and in b table there are 2 rows i am firing q..

Answer / sirisha

5*2=10
Its a cartesian product

Is This Answer Correct ?    6 Yes 0 No

there is A table and B table in A table there 5 rows and in b table there are 2 rows i am firing q..

Answer / v.g.venkatesh babu

It gives error. If you want to access the data from two tables then we must use JOINS concept... so we need to use aliasis names for tables...

* so both tables A and B must have same no. of fields with same datatypes then only we can use joins.

*Both tables must associated with forign key...

Is This Answer Correct ?    0 Yes 4 No

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