3 files changed, 1 insertions, 11 deletions
diff --git a/phpBB/install/convertors/functions_phpbb20.php b/phpBB/install/convertors/functions_phpbb20.php
index a2bfabd2fd..84e9e8c462 100644
--- a/phpBB/install/convertors/functions_phpbb20.php
+++ b/phpBB/install/convertors/functions_phpbb20.php
@@ -1804,13 +1804,6 @@ function phpbb_create_userconv_table()
 	$drop_sql = 'DROP TABLE ' . USERCONV_TABLE;
 	switch ($map_dbms)
 	{
-		case 'firebird':
-			$create_sql = 'CREATE TABLE ' . USERCONV_TABLE . ' (
-				user_id INTEGER NOT NULL,
-				username_clean VARCHAR(255) CHARACTER SET UTF8 DEFAULT \'\' NOT NULL COLLATE UNICODE
-			)';
-		break;
-
 		case 'mssql':
 			$create_sql = 'CREATE TABLE [' . USERCONV_TABLE . '] (
 				[user_id] [int] NOT NULL ,
diff --git a/phpBB/install/database_update.php b/phpBB/install/database_update.php
index 44dbe43cf8..72073be880 100644
--- a/phpBB/install/database_update.php
+++ b/phpBB/install/database_update.php
@@ -182,7 +182,7 @@ header('Content-type: text/html; charset=UTF-8');
 define('IN_DB_UPDATE', true);
 
 /**
-* @todo firebird/mysql update?
+* @todo mysql update?
 */
 
 // End startup code
diff --git a/phpBB/install/install_convert.php b/phpBB/install/install_convert.php
index 4d6aff154c..a0d5e802e6 100644
--- a/phpBB/install/install_convert.php
+++ b/phpBB/install/install_convert.php
@@ -252,7 +252,6 @@ class install_convert extends module
 				{
 					case 'sqlite':
 					case 'sqlite3':
-					case 'firebird':
 						$db->sql_query('DELETE FROM ' . SESSIONS_KEYS_TABLE);
 						$db->sql_query('DELETE FROM ' . SESSIONS_TABLE);
 					break;
@@ -700,7 +699,6 @@ class install_convert extends module
 		{
 			case 'sqlite':
 			case 'sqlite3':
-			case 'firebird':
 				$convert->src_truncate_statement = 'DELETE FROM ';
 			break;
 
@@ -733,7 +731,6 @@ class install_convert extends module
 		{
 			case 'sqlite':
 			case 'sqlite3':
-			case 'firebird':
 				$convert->truncate_statement = 'DELETE FROM ';
 			break;