Sql database connectivity

<?php
$db_host = "localhost";
$db_user = "your database username";
$db_password = "your database password";
$db_name = "your database name";

$conn =  mysqli_connect($db_host, $db_user, $db_password, $db_name);
// mysql_connect($db_host, $db_user, $db_password) or die('error');
// mysql_select_db('db_name')  or die('db not found');
// echo 'connected';

if(!$conn->connect_error){
    die("connection failed ". mysqli_connect_error());          
}
    // echo"connected";
    if(mysqli_query($conn, $db_name)){
        echo "Database created";
    }else{
        echo "error creating database";
    }
    mysqli_close($conn);


?>

Similar codes

0 vote118 views2 answers
Sql count number of rows after group by
SQL
2 votes129 views2 answers
Create temporary table in mysql
SQL
3 votes135 views2 answers
How to delete git repo locally
SQL
0 vote131 views1 answer
Oracle get running queries
SQL
3 votes136 views2 answers
Sqlite show table structure
SQL
0 vote129 views7 answers
Les jointures sql server
SQL
0 vote126 views1 answer
How many columns can be used for creating index?
SQL
0 vote172 views2 answers
Query the list of CITY names from STATION that either do not start with vowels or do not end with vowels. Your result cannot contain duplicates.
SQL
3 votes163 views2 answers
Update part of a string in mysql
SQL
0 vote126 views1 answer
Update sqlaclehmy sqlalchemy.orm.evaluator.UnevaluatableError: Cannot evaluate BinaryExpression with operator <function like_op at 0x03CF1DF0>
SQL