diff --git a/phpBB/develop/create_schema_files.php b/phpBB/develop/create_schema_files.php
index f9d2e2e0de..b1e981795f 100644
--- a/phpBB/develop/create_schema_files.php
+++ b/phpBB/develop/create_schema_files.php
@@ -57,187 +57,4 @@ $fp = fopen($schema_path . 'schema.json', 'wb');
 fwrite($fp, json_encode($schema_data, JSON_PRETTY_PRINT));
 fclose($fp);
 
-foreach ($supported_dbms as $dbms)
-{
-	$fp = fopen($schema_path . $dbms . '_schema.sql', 'wb');
-
-	// Write Header
-	switch ($dbms)
-	{
-		case 'mysql_40':
-		case 'mysql_41':
-		case 'sqlite':
-		case 'sqlite3':
-			fwrite($fp, "# DO NOT EDIT THIS FILE, IT IS GENERATED\n");
-			fwrite($fp, "#\n");
-			fwrite($fp, "# To change the contents of this file, edit\n");
-			fwrite($fp, "# phpBB/develop/create_schema_files.php and\n");
-			fwrite($fp, "# run it.\n");
-		break;
-
-		case 'mssql':
-		case 'oracle':
-		case 'postgres':
-			fwrite($fp, "/*\n");
-			fwrite($fp, " * DO NOT EDIT THIS FILE, IT IS GENERATED\n");
-			fwrite($fp, " *\n");
-			fwrite($fp, " * To change the contents of this file, edit\n");
-			fwrite($fp, " * phpBB/develop/create_schema_files.php and\n");
-			fwrite($fp, " * run it.\n");
-			fwrite($fp, " */\n\n");
-		break;
-	}
-
-	$line = '';
-	switch ($dbms)
-	{
-		case 'oracle':
-			$line .= custom_data('oracle') . "\n";
-		break;
-
-		case 'postgres':
-			$line .= "BEGIN;\n\n";
-			$line .= custom_data('postgres') . "\n";
-			$line .= "COMMIT;\n\n";
-		break;
-	}
-
-	fwrite($fp, $line);
-	fclose($fp);
-}
-
-/**
-* Data put into the header for various dbms
-*/
-function custom_data($dbms)
-{
-	switch ($dbms)
-	{
-		case 'oracle':
-			return <<<EOF
-/*
-  This first section is optional, however its probably the best method
-  of running phpBB on Oracle. If you already have a tablespace and user created
-  for phpBB you can leave this section commented out!
-
-  The first set of statements create a phpBB tablespace and a phpBB user,
-  make sure you change the password of the phpBB user before you run this script!!
-*/
-
-/*
-CREATE TABLESPACE "PHPBB"
-	LOGGING
-	DATAFILE 'E:\ORACLE\ORADATA\LOCAL\PHPBB.ora'
-	SIZE 10M
-	AUTOEXTEND ON NEXT 10M
-	MAXSIZE 100M;
-
-CREATE USER "PHPBB"
-	PROFILE "DEFAULT"
-	IDENTIFIED BY "phpbb_password"
-	DEFAULT TABLESPACE "PHPBB"
-	QUOTA UNLIMITED ON "PHPBB"
-	ACCOUNT UNLOCK;
-
-GRANT ANALYZE ANY TO "PHPBB";
-GRANT CREATE SEQUENCE TO "PHPBB";
-GRANT CREATE SESSION TO "PHPBB";
-GRANT CREATE TABLE TO "PHPBB";
-GRANT CREATE TRIGGER TO "PHPBB";
-GRANT CREATE VIEW TO "PHPBB";
-GRANT "CONNECT" TO "PHPBB";
-
-COMMIT;
-DISCONNECT;
-
-CONNECT phpbb/phpbb_password;
-*/
-EOF;
-
-		break;
-
-		case 'postgres':
-			return <<<EOF
-/*
-	Domain definition
-*/
-CREATE DOMAIN varchar_ci AS varchar(255) NOT NULL DEFAULT ''::character varying;
-
-/*
-	Operation Functions
-*/
-CREATE FUNCTION _varchar_ci_equal(varchar_ci, varchar_ci) RETURNS boolean AS 'SELECT LOWER($1) = LOWER($2)' LANGUAGE SQL STRICT;
-CREATE FUNCTION _varchar_ci_not_equal(varchar_ci, varchar_ci) RETURNS boolean AS 'SELECT LOWER($1) != LOWER($2)' LANGUAGE SQL STRICT;
-CREATE FUNCTION _varchar_ci_less_than(varchar_ci, varchar_ci) RETURNS boolean AS 'SELECT LOWER($1) < LOWER($2)' LANGUAGE SQL STRICT;
-CREATE FUNCTION _varchar_ci_less_equal(varchar_ci, varchar_ci) RETURNS boolean AS 'SELECT LOWER($1) <= LOWER($2)' LANGUAGE SQL STRICT;
-CREATE FUNCTION _varchar_ci_greater_than(varchar_ci, varchar_ci) RETURNS boolean AS 'SELECT LOWER($1) > LOWER($2)' LANGUAGE SQL STRICT;
-CREATE FUNCTION _varchar_ci_greater_equals(varchar_ci, varchar_ci) RETURNS boolean AS 'SELECT LOWER($1) >= LOWER($2)' LANGUAGE SQL STRICT;
-
-/*
-	Operators
-*/
-CREATE OPERATOR <(
-  PROCEDURE = _varchar_ci_less_than,
-  LEFTARG = varchar_ci,
-  RIGHTARG = varchar_ci,
-  COMMUTATOR = >,
-  NEGATOR = >=,
-  RESTRICT = scalarltsel,
-  JOIN = scalarltjoinsel);
-
-CREATE OPERATOR <=(
-  PROCEDURE = _varchar_ci_less_equal,
-  LEFTARG = varchar_ci,
-  RIGHTARG = varchar_ci,
-  COMMUTATOR = >=,
-  NEGATOR = >,
-  RESTRICT = scalarltsel,
-  JOIN = scalarltjoinsel);
-
-CREATE OPERATOR >(
-  PROCEDURE = _varchar_ci_greater_than,
-  LEFTARG = varchar_ci,
-  RIGHTARG = varchar_ci,
-  COMMUTATOR = <,
-  NEGATOR = <=,
-  RESTRICT = scalargtsel,
-  JOIN = scalargtjoinsel);
-
-CREATE OPERATOR >=(
-  PROCEDURE = _varchar_ci_greater_equals,
-  LEFTARG = varchar_ci,
-  RIGHTARG = varchar_ci,
-  COMMUTATOR = <=,
-  NEGATOR = <,
-  RESTRICT = scalargtsel,
-  JOIN = scalargtjoinsel);
-
-CREATE OPERATOR <>(
-  PROCEDURE = _varchar_ci_not_equal,
-  LEFTARG = varchar_ci,
-  RIGHTARG = varchar_ci,
-  COMMUTATOR = <>,
-  NEGATOR = =,
-  RESTRICT = neqsel,
-  JOIN = neqjoinsel);
-
-CREATE OPERATOR =(
-  PROCEDURE = _varchar_ci_equal,
-  LEFTARG = varchar_ci,
-  RIGHTARG = varchar_ci,
-  COMMUTATOR = =,
-  NEGATOR = <>,
-  RESTRICT = eqsel,
-  JOIN = eqjoinsel,
-  HASHES,
-  MERGES,
-  SORT1= <);
-
-EOF;
-		break;
-	}
-
-	return '';
-}
-
 echo 'done';
diff --git a/phpBB/install/install_install.php b/phpBB/install/install_install.php
index 576cbba3ca..5f8c0c277c 100644
--- a/phpBB/install/install_install.php
+++ b/phpBB/install/install_install.php
@@ -1153,21 +1153,25 @@ class install_install extends module
 
 		// How should we treat this schema?
 		$delimiter = $available_dbms[$data['dbms']]['DELIM'];
-		$sql_query = @file_get_contents($dbms_schema);
-		$sql_query = preg_replace('#phpbb_#i', $data['table_prefix'], $sql_query);
-		$sql_query = phpbb_remove_comments($sql_query);
-		$sql_query = split_sql_file($sql_query, $delimiter);
 
-		foreach ($sql_query as $sql)
+		if (file_exists($dbms_schema))
 		{
-			//$sql = trim(str_replace('|', ';', $sql));
-			if (!$db->sql_query($sql))
+			$sql_query = @file_get_contents($dbms_schema);
+			$sql_query = preg_replace('#phpbb_#i', $data['table_prefix'], $sql_query);
+			$sql_query = phpbb_remove_comments($sql_query);
+			$sql_query = split_sql_file($sql_query, $delimiter);
+
+			foreach ($sql_query as $sql)
 			{
-				$error = $db->sql_error();
-				$this->p_master->db_error($error['message'], $sql, __LINE__, __FILE__);
+				//$sql = trim(str_replace('|', ';', $sql));
+				if (!$db->sql_query($sql))
+				{
+					$error = $db->sql_error();
+					$this->p_master->db_error($error['message'], $sql, __LINE__, __FILE__);
+				}
 			}
+			unset($sql_query);
 		}
-		unset($sql_query);
 
 		// Ok we have the db info go ahead and work on building the table
 		$db_table_schema = @file_get_contents('schemas/schema.json');
diff --git a/phpBB/install/schemas/firebird_schema.sql b/phpBB/install/schemas/firebird_schema.sql
deleted file mode 100644
index 28649dc54c..0000000000
--- a/phpBB/install/schemas/firebird_schema.sql
+++ /dev/null
@@ -1,5 +0,0 @@
-# DO NOT EDIT THIS FILE, IT IS GENERATED
-#
-# To change the contents of this file, edit
-# phpBB/develop/create_schema_files.php and
-# run it.
diff --git a/phpBB/install/schemas/mssql_schema.sql b/phpBB/install/schemas/mssql_schema.sql
deleted file mode 100644
index f88513cf0e..0000000000
--- a/phpBB/install/schemas/mssql_schema.sql
+++ /dev/null
@@ -1,8 +0,0 @@
-/*
- * DO NOT EDIT THIS FILE, IT IS GENERATED
- *
- * To change the contents of this file, edit
- * phpBB/develop/create_schema_files.php and
- * run it.
- */
-
diff --git a/phpBB/install/schemas/mysql_40_schema.sql b/phpBB/install/schemas/mysql_40_schema.sql
deleted file mode 100644
index 28649dc54c..0000000000
--- a/phpBB/install/schemas/mysql_40_schema.sql
+++ /dev/null
@@ -1,5 +0,0 @@
-# DO NOT EDIT THIS FILE, IT IS GENERATED
-#
-# To change the contents of this file, edit
-# phpBB/develop/create_schema_files.php and
-# run it.
diff --git a/phpBB/install/schemas/mysql_41_schema.sql b/phpBB/install/schemas/mysql_41_schema.sql
deleted file mode 100644
index 28649dc54c..0000000000
--- a/phpBB/install/schemas/mysql_41_schema.sql
+++ /dev/null
@@ -1,5 +0,0 @@
-# DO NOT EDIT THIS FILE, IT IS GENERATED
-#
-# To change the contents of this file, edit
-# phpBB/develop/create_schema_files.php and
-# run it.
diff --git a/phpBB/install/schemas/oracle_schema.sql b/phpBB/install/schemas/oracle_schema.sql
index 61f5d5f961..2473d31aab 100644
--- a/phpBB/install/schemas/oracle_schema.sql
+++ b/phpBB/install/schemas/oracle_schema.sql
@@ -1,11 +1,3 @@
-/*
- * DO NOT EDIT THIS FILE, IT IS GENERATED
- *
- * To change the contents of this file, edit
- * phpBB/develop/create_schema_files.php and
- * run it.
- */
-
 /*
   This first section is optional, however its probably the best method
   of running phpBB on Oracle. If you already have a tablespace and user created
diff --git a/phpBB/install/schemas/postgres_schema.sql b/phpBB/install/schemas/postgres_schema.sql
index 3fc8589844..65caba8d1c 100644
--- a/phpBB/install/schemas/postgres_schema.sql
+++ b/phpBB/install/schemas/postgres_schema.sql
@@ -1,10 +1,3 @@
-/*
- * DO NOT EDIT THIS FILE, IT IS GENERATED
- *
- * To change the contents of this file, edit
- * phpBB/develop/create_schema_files.php and
- * run it.
- */
 
 BEGIN;
 
diff --git a/phpBB/install/schemas/sqlite_schema.sql b/phpBB/install/schemas/sqlite_schema.sql
deleted file mode 100644
index 28649dc54c..0000000000
--- a/phpBB/install/schemas/sqlite_schema.sql
+++ /dev/null
@@ -1,5 +0,0 @@
-# DO NOT EDIT THIS FILE, IT IS GENERATED
-#
-# To change the contents of this file, edit
-# phpBB/develop/create_schema_files.php and
-# run it.
diff --git a/tests/test_framework/phpbb_database_test_connection_manager.php b/tests/test_framework/phpbb_database_test_connection_manager.php
index 0d0f08f1f5..92e2080dba 100644
--- a/tests/test_framework/phpbb_database_test_connection_manager.php
+++ b/tests/test_framework/phpbb_database_test_connection_manager.php
@@ -342,14 +342,17 @@ class phpbb_database_test_connection_manager
 
 		$filename = $directory . $schema . '_schema.sql';
 
-		$queries = file_get_contents($filename);
-		$sql = phpbb_remove_comments($queries);
-
-		$sql = split_sql_file($sql, $this->dbms['DELIM']);
-
-		foreach ($sql as $query)
+		if (file_exists($filename))
 		{
-			$this->pdo->exec($query);
+			$queries = file_get_contents($filename);
+			$sql = phpbb_remove_comments($queries);
+
+			$sql = split_sql_file($sql, $this->dbms['DELIM']);
+
+			foreach ($sql as $query)
+			{
+				$this->pdo->exec($query);
+			}
 		}
 
 		// Ok we have the db info go ahead and work on building the table