SQL Server localization

Does SQL Server take over the localization from the server it's installed on? Or can you define the locale for each instance/database?

Which s开发者_开发问答etting is responsible for having comma or period when a double is saved to the database?

SQL Server has a server collation and each database can either use the server collation or can be set to a different collation.

The format of the datatype will be taken from the Database collation. Providing that a collation has not been explicitly set for the column.

SQL Server Collations

Remember that if you use different collation for columns that you are trying to compare, you will need to use COLLATE and that will cause the argument to be a "non searchable argument", that is indexes will not be used to satisfy that statement.