Row number mysql

Mysql num rows

//number of rows retrieved from a query
<?php

$link = mysql_connect("localhost", "mysql_user", "mysql_password");
mysql_select_db("database", $link);

$result = mysql_query("SELECT * FROM table1", $link);
$num_rows = mysql_num_rows($result);

echo "$num_rows Rows\n";

?>

Source: php.net

Row number mysql

SELECT row_number() over ( order by firstName) RowNumberSqeuence,FirstName from rowNumberDemo
 order by FirstName;

Source: tutorialspoint.com

Mysql row_number() example

SET @row_number = 0; 
SELECT 
    (@row_number:=@row_number + 1) AS num, 
    firstName, 
    lastName
FROM
    employees
ORDER BY firstName, lastName    
LIMIT 5;

Source: mysqltutorial.org

Similar codes

0 vote215 views1 answer
Postgresql in vs any performance
SQL
2 votes205 views2 answers
Change mysql password from command line
SQL
0 vote197 views1 answer
Sql xampp gabungan nama awal dan akhir
SQL
3 votes216 views1 answer
Postgres count distinct
SQL
0 vote181 views2 answers
Change database postgres
SQL
0 vote208 views1 answer
UNION ALL LEFT JOIN
SQL
0 vote199 views1 answer
Take sql dump in to file
SQL
0 vote201 views2 answers
Pg_restore: error: input file appears to be a text format dump. Please use psql.
SQL
15 votes202 views4 answers
How to get all tables in sql
SQL
3 votes222 views2 answers
Sql add year to date
SQL