What is rownum in oracle

You can use ROWNUM to limit the number of rows returned by a query, as in this example: SELECT * FROM employees WHERE ROWNUM < 10; If an ORDER BY clause follows ROWNUM in the same query, then the rows will be reordered by the ORDER BY clause. The results can vary depending on the way the rows are accessed.

What is rownum in oracle

For each row returned by a query, the ROWNUM pseudocolumn returns a number indicating the order in which Oracle selects the row from a table or set of joined rows. The results can vary depending on the way the rows are accessed. ...

Similar codes

1 vote171 views1 answer
Sql server: difference between hashtable and table declared using declare keyword
SQL
1 vote154 views1 answer
Postgresql must appear in the group by clause or be used in an aggregate function
SQL
0 vote166 views1 answer
Set engine to innodb
SQL
0 vote166 views1 answer
Mysql type for large numbers with many decimal
SQL
0 vote154 views1 answer
Java sql connection
SQL
13 votes312 views4 answers
Sql joining 3 tables
SQL
1 vote174 views3 answers
Connection string mysql
SQL
0 vote153 views1 answer
Limit and offset in stored procedure mssql
SQL
3 votes143 views2 answers
To_char oracle
SQL
0 vote276 views1 answer
How to use select union and loop
SQL