More details on MSDN: DAC Support For SQL Server Objects and Versions Almost all kinds of objects of SQL Server are supported. This file contains all the information of the database schema: the list of tables, columns, stored procedures, triggers, etc. #What is DacPac?Ī DacPac file is a zip archive containing mainly an XML file. In the rest of the post, we will see how the solution provided by SQL Server, namely the DAC packages (DAC package or DACPAC). This is the solution chosen by the SQL Server team with the Data-Tier Application (solution described in the rest of the article) or by SQL Compare RedGate (paid solution). The target database schema is defined in a file and the tool manages to move the existing database to the target version (regardless of the current version). This is for example the solution chosen by Entity Framework Migrations. If the database is in v2 and you want to migrate it to v4, you have to apply the script v2->v3 then v3->v4.
You define versions of the database (version 1, version 2, …) and the scripts allowing to go from version N to N+1. Source of errors and waste of time… in short, it's not the recommended solution.
#Dbschema vs dacpac update
The user creates specific scripts to create or update each database. To answer this problem, there are several approaches: Does the production base have the right schema?.What should the target database contain?.The deployment of a database gives rise to several problems:
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