Remove DB::tableExists method

CHANGELOG.md

@@ -18,6 +18,9 @@ This is a changelog for Piwik platform developers. All changes for our HTTP API'
  * Add your own SMS/Text provider by creating a new class in the `SMSProvider` directory of your plugin. The class has to extend `Piwik\Plugins\MobileMessaging\SMSProvider` and implement the required methods.
  * Segments can now be composed by a union of multiple segments. To do this set an array of segments that shall be used for that segment `$segment->setUnionOfSegments(array('outlinkUrl', 'downloadUrl'))` instead of defining a SQL column.
 
+### Deprecations
+ * The method `DB::tableExists` was un-used and has been removed.
+ 
 ## Piwik 2.15.0 
 
 ### New commands

core/Db.php

@@ -631,17 +631,6 @@ class Db
         }
     }
 
-    /**
-     * Returns `true` if a table in the database, `false` if otherwise.
-     *
-     * @param string $tableName The name of the table to check for. Must be prefixed.
-     * @return bool
-     */
-    public static function tableExists($tableName)
-    {
-        return self::query("SHOW TABLES LIKE ?", $tableName)->rowCount() > 0;
-    }
-
     /**
      * Attempts to get a named lock. This function uses a timeout of 1s, but will
      * retry a set number of times.

plugins/CoreConsole/Commands/ManagePlugin.php

@@ -41,7 +41,7 @@ class ManagePlugin extends ConsoleCommand
     }
 
     /**
-     * Execute command like: ./console cloudadmin:plugin activate CustomAlerts --piwik-domain=testcustomer.piwik.pro
+     * Execute command like: ./console core:plugin activate CustomAlerts --piwik-domain=testcustomer.piwik.pro
      */
     protected function execute(InputInterface $input, OutputInterface $output)
     {

tests/PHPUnit/Integration/DbTest.php

@@ -85,12 +85,6 @@ class DbTest extends IntegrationTestCase
         Db::destroyDatabaseObject();
     }
 
-    public function test_tableExists()
-    {
-        $this->assertFalse(Db::tableExists('noTExistIngTable'));
-        $this->assertTrue(Db::tableExists(Common::prefixTable('log_visit')));
-    }
-
     public function getDbAdapter()
     {
         return array(