Remove ? (numerical) params

Oci8.php

@@ -106,26 +106,6 @@ public function prepare($statement, $options = null)
 			$options = $this->_options;
 		}
 
-		// Skip replacing ? with a pseudo named parameter on alter/create table command
-		if ( ! preg_match('/^alter+ +table/', strtolower(trim($statement)))
-			and ! preg_match('/^create+ +table/', strtolower(trim($statement)))
-		)
-		{
-			// Replace ? with a pseudo named parameter
-			$newStatement = null;
-			$parameter = 0;
-			while ($newStatement !== $statement)
-			{
-				if ($newStatement !== null)
-				{
-					$statement = $newStatement;
-				}
-				$newStatement = preg_replace('/\?/', ':autoparam' . $parameter, $statement, 1);
-				$parameter++;
-			}
-			$statement = $newStatement;
-		}
-
 		// check if statement is insert function
 		if (strpos(strtolower($statement), 'insert into') !== false)
 		{

Oci8Statement.php

@@ -423,10 +423,9 @@ public function bindParam(
 		$maxLength = -1,
 		$options = [Oci8::LOB_SQL])
 	{
-		//Replace the first @oci8param to a pseudo named parameter
 		if (is_numeric($parameter))
 		{
-			$parameter = ':autoparam' . $parameter;
+			throw new Oci8Exception("bind numerical params has not been implemented");
 		}
 
 		if ($dataType == PDO::PARAM_LOB) {