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All versions of Microsoft SQL Server (not MySQL). Please also add a version-specific tag, like sql-server-2016, since it is often relevant to the question.
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SSDT building error saying "unresolved reference to Login"
We retrieved source code from a SQL Server 2016 database and made a Visual Studio 2015 SSDT (SQL Server Data Tool) project. The source code contains a file Security\foglight5.sql with the below conten …
0
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1
answer
135
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Need help on SQL Server data compression, hope to compress more on a large table
We have made good progress following our previous question about SQL Server data compression. For one of the tables, we compressed it from 20 GB to 2 GB, so this proves that the best compression ratio …
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1
answer
464
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What does the "D" mean in SQL syntax?
Piotr Kononow's post List all indexes in SQL Server database contains an example of SQL query to list all indexes in a SQL Server database. And we have confirmed in testing that the example works inde …
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1
answer
43
views
How to compose a SQL Server command for doing and un-doing compressions
The difference between simple and detailed WITH clauses:
In YouTube tutorial SQL Server Tutorial 20: Table, Index and Row Compression, the example at time 5:43 contains a simple WITH clause of the ind …
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1
answer
77
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For row-level or page-level, how to undo a compression in SQL Server? With SQL command and/o...
We want to compress a table, using SQL statements like the samples below. And, just in case any issue happened after the compression, and we need to roll back to the last good point. How do we do it?
…
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1
answer
142
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How to compress data in SQL Server? The data warehouse raw data is times bigger than the MyS...
For reporting purposes, we have a DWH (data warehouse) doing ETLs (extract-transform-load) to retrieve data from selected tables in a production OLTP (on-line transaction processing) database.
The ETL …
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1
answer
279
views
Got an error when trying to get ER-diagram on SQL Server
We are using Microsoft SQL Server 2016 Management Studio (version 13.0.16106.4) connecting to an instance of SQL Server 2016 running on Windows 2016. The authentication is "SQL Server Authentication" …
0
votes
1
answer
362
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Confusion on SQL Server domain\username after Windows changing hostname
We have a SQL Server 2016 running on a virtual machine of Windows 2016. Previously, the virtual machine's hostname was WIN when we installed the SQL Server, so the database engine's server name was WI …
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2
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256
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About version control on the programming scripts of SQL Server, e.g., stored procedures and ...
We have an instance of SQL Server (MSSQL) version 2016, and the database contains programming scripts, e.g., stored procedures and functions.
For the programming scripts of MSSQL, we wonder how to do …