Q. What does DBO mean in databases?
Database Owner, or dbo, (in SQL Server) is the user account that created the database and is responsible for managing administrative tasks related to a SQL Server database. Database Owner (DBO)
Q. What is SDE in database?
The SDE part stands for Spatial Database Engine. ArcSDE is sometimes described as middleware, a layer of software that sits between Esri’s ArcGIS products and RDBMS software and manages data exchanges between them.
Q. What is schema and types of schema?
DBMS Schema Definition of schema: Design of a database is called the schema. Schema is of three types: Physical schema, logical schema and view schema. The design of a database at physical level is called physical schema, how the data stored in blocks of storage is described at this level.
Q. What is SQL SDE?
ArcSDE (SDE for Spatial Database Engine) is a server-software sub-system (produced and marketed by Esri) that aims to enable the usage of Relational Database Management Systems for spatial data. The spatial data may then be used as part of a geodatabase.
Q. Is schema the same as database SQL Server?
A database is the main container, it contains the data and log files, and all the schemas within it. You always back up a database, it is a discrete unit on its own. Schemas are like folders within a database, and are mainly used to group logical objects together, which leads to ease of setting permissions by schema.
Q. Which is the default schema for the SDE?
The sde user must have authority on a schema named sde, and that schema must be the sde user’s default schema. The sde user also must be granted privileges in the database that allow the user to create and administer the geodatabase. The dbo user The dbo user and its default schema exist in all databases automatically.
Q. What’s the difference between a DBO and a schema?
If you create a database with a schema named Sales and put all of the objects under that schema rather than dbo then the owner of Sales has more power than the owner of dbo. Obviously the difference between the permissions dbo and the schema dbo is pretty significant.
Q. What’s the difference between an owner and a schema?
The schema has an owner, but the owner is not tied to the name. So, if an account owns a schema and the account must be removed from the database, the owner of the schema can be changed without breaking any code. If you do not wish to organize your database objects into schemas, the dbo schema is available.
Q. Can a Sde be associated with a SQL Server login?
The sde user in a database can be associated with a SQL Server-authenticated login or a Windows-authenticated login. The sde user must have authority on a schema named sde, and that schema must be the sde user’s default schema. The sde user also must be granted privileges in the database that allow the user to create and administer the geodatabase.
