Forked from aa21/PHP - MySql - Dynamic Table Columns
Created
January 23, 2018 03:38
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Create table columns on the fly on a mysql db
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<?php | |
$conn = mysqli_connect($ht, $ur, $pd); | |
mysqli_select_db($conn, $db); | |
//foreach req, check if the column exists, otherwise create it | |
foreach($_POST as $k => $v){ | |
$key = trim(mysqli_real_escape_string($conn, $k)); | |
$sql = "SELECT * FROM INFORMATION_SCHEMA.COLUMNS WHERE TABLE_NAME='$tb' AND COLUMN_NAME='".$key."'"; | |
$result = mysqli_query($conn, $sql); | |
if( mysqli_num_rows($result) == 0){ | |
$sql = "ALTER TABLE `$tb` ADD `".$key . "` text"; | |
mysqli_query($conn, $sql); | |
} | |
$insert[$key] = trim(mysqli_real_escape_string($conn, $v)); | |
} | |
//insert the req | |
i($conn,$tb,$insert ); | |
function i($conn, $table, $array) { | |
$query = "INSERT INTO ".$table; | |
$fis = array(); | |
$vas = array(); | |
foreach($array as $field=>$val) { | |
$fis[] = "`$field`"; | |
$vas[] = "'".$val."'"; | |
} | |
$query .= " (".implode(", ", $fis).") VALUES (".implode(", ", $vas).")"; | |
if (mysqli_query($conn, $query)) | |
return mysqli_insert_id($conn); | |
else return false; | |
} | |
?> |
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