SELECT `COLUMN_NAME` 

FROM `INFORMATION_SCHEMA`.`COLUMNS` 

WHERE `TABLE_SCHEMA`='yourdatabasename' 

    AND `TABLE_NAME`='yourtablename';

​

SELECT table_name, column_name from information_schema.columns WHERE column_name LIKE '%column_name_to_search%';

// A shortest way:

$sql = "SHOW COLUMNS FROM table_name_here";

$result = mysqli_query($con,$sql);

while($row = mysqli_fetch_array($result)){

    echo $row['Field']."<br>";

}

mysql> select column_name,data_type from information_schema.columns where table_schema = 'business' and table_name = 'DataTypeDemo';