A schema of a database system is its structure described in a formal language supported by the database management system (DBMS) and refers to the organization of data to create a blueprint of how a database will be constructed (divided into database tables).

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Schema to support dynamic object properties

I'm working on an editor that enables its users to create "object" definitions in real-time. A definition can contain zero or more properties. A property has a name, a type and possibly a default ...
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How can a group track database schema changes?

What version control methodologies help teams of people track database schema changes?
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Is there a performance hit by breaking out tables into different schemas in SQL Server?

Is there any kind of performance hit when querying by placing tables in different schemas in SQL Server. For instance if I had 2 tables, Table1 and Table2, and put Table1 into the test schema and ...