How can u find column name from a table which have max value
in a row.( not max value)
Answers were Sorted based on User's Feedback
Answer / mahalakshmi s
select case when col1>col2 then 'col1' else 'col2' end, greatest(col1,col2) end from table_name;
| Is This Answer Correct ? | 0 Yes | 0 No |
Answer / gaurav
select decode( (select sal from emp where empno = 7521) , (select greatest( sal, comm ) from emp where empno = 7521 ), 'sal', 'comm' ) from dual
You can use multiple decode if more number of columns are there.
| Is This Answer Correct ? | 0 Yes | 1 No |
Answer / ganesh
create table aa_test(
a number,
b number,
c number)
;
select greatest(a,b,c) from aa_test where a=99 ;
| Is This Answer Correct ? | 0 Yes | 1 No |
Answer / prashanth
user greatedt function.
Ex select greatest(sal,bonus) from emp where emp_id = 1000;
| Is This Answer Correct ? | 2 Yes | 6 No |
What is error ora-12154: tns:could not resolve the connect identifier specified?
How do you explain an index number?
How do I remove duplicates in two columns?
What are user defined stored procedures ?
How do you update a table in sql?
How are sql commands classified?
Is a secondary key the same as a foreign key?
If the application is running very slow? At what points you need to go about the database in order to improve the performance?
Can a table have no primary key?
what is normalization? : Sql dba
what are the differences among rownum, rank and dense_rank? : Sql dba
How can we find duplicate records in a table?
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)