### Troubleshooting References
#### connection Troubleshooting
https://learn.microsoft.com/en-us/sql/linux/sql-server-linux-troubleshooting-guide?view=sql-server-linux-ver15#connection
#### Restore Database
https://learn.microsoft.com/en-us/sql/linux/sql-server-linux-backup-and-restore-database?view=sql-server-ver16
https://learn.microsoft.com/en-us/sql/relational-databases/tutorial-sql-server-backup-and-restore-to-azure-blob-storage-service?view=sql-server-ver16&tabs=SSMS
wget -qO- https://packages.microsoft.com/keys/microsoft.asc | sudo apt-key add - sudo add-apt-repository "$(wget -qO- https://packages.microsoft.com/config/ubuntu/18.04/mssql-server-2019.list)" sudo apt-get update sudo apt-get install -y mssql-server sudo /opt/mssql/bin/mssql-conf setup ### Command line Tools sudo apt install curl curl https://packages.microsoft.com/keys/microsoft.asc | sudo apt-key add - curl https://packages.microsoft.com/config/ubuntu/18.04/prod.list | sudo tee /etc/apt/sources.list.d/msprod.list sudo apt-get update sudo apt-get install mssql-tools unixodbc-dev echo 'export PATH="$PATH:/opt/mssql-tools/bin"' >> ~/.bash_profile echo 'export PATH="$PATH:/opt/mssql-tools/bin"' >> ~/.bashrc source ~/.bashrc sqlcmd -S localhost -U SA -P '<YourPassword>' ### Verification $ systemctl status mssql-server --no-pager
### References
https://database.guide/how-to-install-sql-server-on-ubuntu-18-04/
https://learn.microsoft.com/en-us/sql/linux/quickstart-install-connect-ubuntu?view=sql-server-linux-ver15
Optimize for Ad-hoc workload
SELECT objtype, cacheobjtype,
AVG(usecounts) AS Avg_UseCount,
SUM(refcounts) AS AllRefObjects,
SUM(CAST(size_in_bytes AS bigint))/1024/1024 AS SizeInMB
FROM sys.dm_exec_cached_plans
WHERE objtype = 'Adhoc' AND usecounts = 1
GROUP BY objtype, cacheobjtype;
SP_CONFIGURE 'Show Advanced Options', 1
GO
RECONFIGURE
GO
SP_CONFIGURE 'optimize for ad hoc workloads', 1
GO
RECONFIGURE
GO
select * from sys.configurations
where name like '%optimize for ad hoc workloads%'
select * from sys.master_files
USE master;
GO
ALTER DATABASE tempdb
MODIFY FILE (NAME = tempdev, FILENAME = '/sqlserver/data/tempdb.mdf');
GO
ALTER DATABASE tempdb
MODIFY FILE (NAME = templog, FILENAME = '/sqlserver/log/templog.ldf');
GO
ALTER DATABASE tempdb
MODIFY FILE (NAME = tempdev2, FILENAME = '/sqlserver/data/tempdb2.ndf');
GO