Archive for the ‘SQL Server’ Category

A Clone of the STRING_SPLIT MSSQL 2016 Function

I have recently been developing some stuff using MSSQL 2016 and used the STRING_SPLIT function. This doesn’t exist in earlier versions and I discovered I would be required to deploy to 2008 or 2012. So here’s a my own version of the STRING_SPLIT function I have developed and tested on MSSQL 2008 (may also work […]

TSQL: Restore a multiple file backup

Just a follow up post using the backup files created in TSQL: Backup a database to multiple files. Here’s the script I used… ?View Code TSQLSET STATISTICS IO ON; SET STATISTICS TIME ON; GO   — Single file restore RESTORE DATABASE dbname FROM DISK = ‘\\path\to\backup\location\tmp\single_file_backup.bak’ WITH RECOVERY, MOVE ‘dbname’ TO ‘d:\SQLData\dbname.mdf’, MOVE ‘dbname_log’ TO […]

TSQL: Backup a database to multiple files

I wanted to see how much I could reduce backup times by specifying multiple files in the BACKUP TSQL command. Here’s a script I wrote to do this and I present a summary of the results below. The times are based on a database that produced a backup file(s) of approximately 51GB. You mileages will […]

TSQL: Database Mirroring with Certificates

Here’s some more TSQL for the 70-462 exam. The script shows the actions needed to configure database mirroring using certificates for authentication. Explanatory notes are included but you’re likely to need the training materials for this to make sense. TSQL is not included for the backup/restore parts needed for database mirroring. ?View Code TSQLSELECT * […]

TSQL: When were databases last restored

Here’s a couple of queries I’ve modified from When was the last time your SQL Server database was restored? This first query shows restore times by database and restore type. ?View Code TSQLDECLARE @dbname sysname, @days int SET @dbname = NULL –substitute for whatever database name you want   — Max data / restore type […]