Add database setup (LosaGame, LosaGame_log, LosaLogData, Backup, backup/restore) and the tested one-PC server config

database/restore.sql

@@ -0,0 +1,30 @@
+-- LosaDev 2019: restores LosaGame, LosaGame_log, LosaLogData and Backup from backup.sql files.
+--   sqlcmd -S <server> -E -v BACKUP_DIR="D:\LosaBackup" STAMP="20261107_1400" -i restore.sql   (or restore.bat)
+-- STAMP = the yyyyMMdd_HHmm part of the file names. STOP ALL GAME SERVERS FIRST: each database is
+-- set to single user and replaced. The files go back to the paths stored in the backup, so restore
+-- on the same server; on another server use RESTORE ... WITH MOVE by hand (see README.md).
+USE [master]
+GO
+SET NOCOUNT ON
+DECLARE @dir nvarchar(400) = N'$(BACKUP_DIR)', @stamp nvarchar(20) = N'$(STAMP)', @db sysname, @file nvarchar(600), @sql nvarchar(400)
+IF RIGHT(@dir, 1) = N'\' SET @dir = LEFT(@dir, LEN(@dir) - 1)
+DECLARE d CURSOR LOCAL FAST_FORWARD FOR SELECT v FROM (VALUES (N'LosaGame'), (N'LosaGame_log'), (N'LosaLogData'), (N'Backup')) t(v)
+OPEN d
+FETCH NEXT FROM d INTO @db
+WHILE @@FETCH_STATUS = 0
+BEGIN
+	SET @file = @dir + N'\' + @db + N'_' + @stamp + N'.bak'
+	IF DB_ID(@db) IS NOT NULL
+	BEGIN
+		SET @sql = N'ALTER DATABASE ' + QUOTENAME(@db) + N' SET SINGLE_USER WITH ROLLBACK IMMEDIATE'
+		EXEC (@sql)
+	END
+	RESTORE DATABASE @db FROM DISK = @file WITH REPLACE, CHECKSUM
+	SET @sql = N'ALTER DATABASE ' + QUOTENAME(@db) + N' SET MULTI_USER'
+	EXEC (@sql)
+	PRINT 'restored ' + @db + ' from ' + @file
+	FETCH NEXT FROM d INTO @db
+END
+CLOSE d
+DEALLOCATE d
+GO