what is the output of this query selet * from employee
where 1=2 ??
Answers were Sorted based on User's Feedback
Answer / priyanka agarwal
It will return 0 rows as 1 will never be ewual to 2
| Is This Answer Correct ? | 50 Yes | 2 No |
Answer / selvaraj v, anna university
In Oracle 10g :
---------------
no rows selected.
E.g:
----
SQL> SELECT * FROM job;
EMPNO JOBTITLE
--------- --------------------
1 Tester
2 Accountant
3 Developer
4 COder
5 Director
6 Mediator
7 Proffessor
8 Programmer
9 Developer
9 rows selected.
SQL> SELECT * FROM job WHERE 1=2;
no rows selected.
| Is This Answer Correct ? | 19 Yes | 0 No |
Answer / rohan mhatre
It will return 0 rows....since condition in where clause
will fail as 1 is not equal to 2
| Is This Answer Correct ? | 18 Yes | 1 No |
Answer / julien
indeed it will return o rows, but the goal behind is to
create a new table t2 as select * from t1 where 1=2, where
just the structure of table t1 will be copied without
copying data from table t1.
| Is This Answer Correct ? | 14 Yes | 0 No |
Answer / ashokkumar
create table temp_employee as select * from employee where 1=2;
this is only for a correct answer..
it is create from a temporary table in same table name.
| Is This Answer Correct ? | 0 Yes | 0 No |
Answer / rakesh anand
In Oracle Database 10g Express Edition
it shows "no data found"
| Is This Answer Correct ? | 0 Yes | 0 No |
Answer / bhagyashree
it will return those query whose value will be 2 in first
column
| Is This Answer Correct ? | 0 Yes | 7 No |
What do you mean by rowid?
What sql does db2 use?
i don't want the message as 14 rows updated just it should update what it will do
How the execution will be done in exceptions?
wa procedure to return the month and the no'f developers joined in each month.
What is a left inner join?
Explain the insert into statements in sql?
What is the use of procedures?
How can we find duplicate records in a table?
Are there any features that are decommissioned in 11g that are not present in 11g?
What are some emotional triggers?
How can get second highest salary in sql?
Oracle (3259)
SQL Server (4518)
MS Access (429)
MySQL (1402)
Postgre (483)
Sybase (267)
DB Architecture (141)
DB Administration (291)
DB Development (113)
SQL PLSQL (3330)
MongoDB (502)
IBM Informix (50)
Neo4j (82)
InfluxDB (0)
Apache CouchDB (44)
Firebird (5)
Database Management (1411)
Databases AllOther (288)