Table Fragmentation

Table Types

Physical Layout Description File

Example

The following is an example of how the table layout of a given schema can be specified:

The contents of this file mean the following:

where schema identifies the desired schema of the server, and $* identifies all the schema description tables of the schema.

NOTE: if a table type is defined twice, Essentia will consider only the first definition.

Compatibility with Previous Versions

Example

If the `.sv' file has the following line for schema definition

The physical layout file Essentia will generate will be:

and the Schemas line will be converted to the Essentia 3.3.1 format, as follows:

Creating New Schemas

Changing Table Types


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