Fully automated SQL Server Restore

Question

I\'m not very fluent with SQL Server commands.

I need a script to restore a database from a .bak file and move the logical_data and logical_log files to a specific p

Answer 1

this might help. I wanted to create a script for a client with the minimum variables required to be set for multiple database backups restored from a single location. I tried to avoid using dynamic SQL because I think it all gets a little messy.

-- Use VARCHAR as the restore statement doesn't like NVARCHAR
DECLARE @data_file_path VARCHAR(512), @log_file_path VARCHAR(512), @backup_path VARCHAR(512),
        @backup_extension VARCHAR(4), @mdf_extension VARCHAR(4), @ldf_extension VARCHAR(4)

-- ** VARIABLES THAT MUST BE SET **--
SET @data_file_path = 'E:\DataPath\'
SET @log_file_path  = 'F:\LogPath'
SET @backup_path =    'B:\BackUpPath'
-- **----------------------------**--

SET @backup_extension = '.bak'
SET @mdf_extension = '.mdf'
SET @ldf_extension = '.ldf'

DECLARE @DATABASES_TO_RESTORE TABLE (rownum int IDENTITY (1, 1) PRIMARY KEY NOT NULL, backup_name VARCHAR(64), restore_as VARCHAR(64))

-- ** Declare the Databases to be Restored ** --
INSERT INTO @DATABASES_TO_RESTORE
    SELECT 'Intranet', 'Intranet_Test'
    UNION
    SELECT 'TestAudit', 'TestAudit_Test'
-- ** -------------------------------------** --

DECLARE @max_rows INT, @row_count INT
SET @row_count = 1
SELECT @max_rows=count(*) FROM @DATABASES_TO_RESTORE

WHILE @row_count <= @max_rows
BEGIN
    DECLARE @backup_name VARCHAR(32), @restore_as VARCHAR(32), @logical_data_name VARCHAR(64), @logical_log_name VARCHAR(64),
            @data_file_full_path VARCHAR(512), @log_file_full_path VARCHAR(512), @full_backup_path VARCHAR(MAX)

    SELECT @backup_name = backup_name, @restore_as = restore_as FROM @DATABASES_TO_RESTORE WHERE rownum = @row_count    
    SET @full_backup_path = @backup_path + @backup_name + @backup_extension

    DECLARE @filelist TABLE (LogicalName NVARCHAR(128) NOT NULL, PhysicalName NVARCHAR(260) NOT NULL, [Type] CHAR(1) NOT NULL, FileGroupName NVARCHAR(120) NULL, Size NUMERIC(20, 0) NOT NULL, MaxSize NUMERIC(20, 0) NOT NULL, FileID BIGINT NULL, CreateLSN NUMERIC(25,0) NULL, DropLSN NUMERIC(25,0) NULL, UniqueID UNIQUEIDENTIFIER NULL, ReadOnlyLSN NUMERIC(25,0) NULL , ReadWriteLSN NUMERIC(25,0) NULL, BackupSizeInBytes BIGINT NULL, SourceBlockSize INT NULL, FileGroupID INT NULL, LogGroupGUID UNIQUEIDENTIFIER NULL, DfferentialBaseLSN NUMERIC(25,0)NULL, DifferentialBaseGUID UNIQUEIDENTIFIER NULL, IsReadOnly BIT NULL, IsPresent BIT NULL, TDEThumbprint VARBINARY(32) NULL)

    INSERT into @filelist
        EXEC ('RESTORE FilelistOnly FROM DISK = ''' + @full_backup_path + '''')

    IF @@ROWCOUNT = 2
    BEGIN
        SELECT @logical_data_name = LogicalName FROM @filelist WHERE [Type] = 'D'
        SELECT @logical_log_name  = LogicalName FROM @filelist WHERE [Type] = 'L'

        SET @data_file_full_path = @data_file_path + @restore_as + @mdf_extension
        SET @log_file_full_path = @log_file_path + @restore_as + @ldf_extension

        RESTORE DATABASE @restore_as
        FROM DISK = @full_backup_path
        WITH
        FILE = 1, 
        MOVE @logical_data_name 
        TO @data_file_full_path,
        MOVE @logical_log_name 
        TO @log_file_full_path
    END
    ELSE
        PRINT 'CANNOT RESTORE DATABASE ' + @restore_as + ' THE BACKUP CONTAINS MORE THAN 1 BACKUP SET'

    SELECT @row_count = @row_count + 1
END