A starflake schema is a combination of a star schema and a snowflake schema. Starflake schemas are snowflake schemas where only some of the dimension tables have been denormalized. hardkingofflirt@gmail.com
The schema is the physical arrangement of the data as it appears in the DBMS. The subschema is the logical view of the data as it appears to the application program.
Physical schema,logical schema and sub schemas
Schema is a noun.
A catalog is a set of tables which contains the definitions or descriptions of the database structure and its constraints. For example it could store the structure of each file +Type and Format of each data item stored in the file. A catalog is a type of schema and a schema is what defines a data elements and their interrelationships.
The spelling "schema" means a diagram, outline or model. The similar word "scheme" is a plan, layout, or combination.
Piaget's Schema Theory proposes that individuals organize knowledge into mental frameworks called schemas, which evolve with experience and drive cognitive development. Schemas help individuals make sense of the world by providing a structure for interpreting new information and adapting to new situations.
Schema is structure you created for your tables in My SQL
Schema Master
There is need for mappings between schema levels for visualization and schema matching. The mappings between schema levels helps in the different types of transformation.
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