In this recipe, we focus on establishing the best set of privileges for the postgis schema created in the previous recipe. With the right selection of privileges, we can control who can use the contents of and apply operations to a geometry, geography, or raster column.
One aspect worth mentioning is that the owner of a database object (such as the database itself, a schema, or a table) always has full control over that object. Unless someone changes the owner, the user who created the database object is typically the owner of the object.
Again, when tested in Windows, the functionalities regarding the granting of permission worked on version 9.6.7 and did not work in version 9.6.3.
