


Write a program in PHP to connect to the database and output all records of the table
PHP writing program can connect to the database and output all the records in the table to set the data
mysql_connect('localhost','root','') or die("Connection error"); //Link database
mysql_select_db('database') or die("Fail to select database.");//Select database
$sql="select * from `mytable`";
$result=mysql_query($sql);
echo '
".$rw." | ";
?>
How does native php output the last executed sql of mysql
method one:
$link = mysql_connect("192.168.1.1", "myuser", "mypass"); --Connect to the database
if(FALSE == $link)
{
echo "Connect database failed!";
}
$query =
"select * from a order by id";
mysql_select_db('test', $link);--Select database
$result = mysql_query($query);--Execute query statement
if(FALSE == $result)
{
echo "Querry failed!";
}
$i = 0;
$j = 0;
while($i {
$meta_c=0;
if($meta_c=mysql_fetch_row($result))--Get the result set of each row
{
while($j {
echo $meta_c[$j;
}
echo "
";
} // while;
$j=0;
}
mysql_free_result($result);--Release the result set
mysql_close($link);--Close the connection
?>
Method Two:
$link = mysql_connect("192.168.1.1", "myuser", "mypass"); --Connect to the database
if(FALSE == $link)
{
echo "Connect database failed!
";
}
mysql_select_db('test', $link);--Select database
$result = mysql_query("select * from a order by id");--Execute the query statement
if(FALSE == $result)
{
echo "Querry failed!";
}
while($row = mysql_fetch_array($result, MYSQL_NUM))--Get the value in the array, because the result set is stored in a two-dimensional array
{
foreach ($row as $col_value)--take values one by one
{
echo " $col_value ";
}
}
mysql_free_result($result);--Release the result set
mysql_close($link);)--Close the connection
?>
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