diff --git a/adminer/drivers/clickhouse.inc.php b/adminer/drivers/clickhouse.inc.php
index 58a9fc2f..4058ce94 100644
--- a/adminer/drivers/clickhouse.inc.php
+++ b/adminer/drivers/clickhouse.inc.php
@@ -12,7 +12,7 @@ if (isset($_GET["clickhouse"])) {
 			@ini_set('track_errors', 1); // @ - may be disabled
 			$file = @file_get_contents("$this->_url/?database=$db", false, stream_context_create(array('http' => array(
 				'method' => 'POST',
-                'content' => $this->is_query_select_like($query) ? ($query.' FORMAT JSONCompact') : $query,
+				'content' => $this->isQuerySelectLike($query) ? "$query FORMAT JSONCompact" : $query,
 				'header' => 'Content-type: application/x-www-form-urlencoded',
 				'ignore_errors' => 1, // available since PHP 5.2.10
 			))));
@@ -43,9 +43,9 @@ if (isset($_GET["clickhouse"])) {
 			return new Min_Result($return);
 		}
 
-        function is_query_select_like($query) {
-            return (bool) preg_match('~^(select|show)~i', $query);
-        }
+		function isQuerySelectLike($query) {
+			return (bool) preg_match('~^(select|show)~i', $query);
+		}
 
 		function query($query) {
 			return $this->rootQuery($this->_db, $query);
@@ -122,18 +122,18 @@ if (isset($_GET["clickhouse"])) {
 
 
 	class Min_Driver extends Min_SQL {
-        function delete($table, $queryWhere, $limit = 0) {
-            return queries("ALTER TABLE " . table($table) . "DELETE $queryWhere");
-        }
+		function delete($table, $queryWhere, $limit = 0) {
+			return queries("ALTER TABLE " . table($table) . " DELETE $queryWhere");
+		}
 
-        function update($table, $set, $queryWhere, $limit = 0, $separator = "\n") {
-            $values = array();
-            foreach ($set as $key => $val) {
-                $values[] = "$key = $val";
-            }
-            $query = "$separator" . implode(",$separator", $values);
-            return queries("ALTER TABLE ".table($table)." UPDATE $query$queryWhere");
-        }
+		function update($table, $set, $queryWhere, $limit = 0, $separator = "\n") {
+			$values = array();
+			foreach ($set as $key => $val) {
+				$values[] = "$key = $val";
+			}
+			$query = $separator . implode(",$separator", $values);
+			return queries("ALTER TABLE " . table($table) . " UPDATE $query$queryWhere");
+		}
 	}
 
 	function idf_escape($idf) {
@@ -347,9 +347,9 @@ if (isset($_GET["clickhouse"])) {
 		return '';
 	}
 
-    function last_id() {
-        return 0; // ClickHouse doesn't have it
-    }
+	function last_id() {
+		return 0; // ClickHouse doesn't have it
+	}
 
 	function support($feature) {
 		return preg_match("~^(columns|sql|status|table)$~", $feature);