About the Knowledge Grid

In this section:

The Knowledge Grid is a set of Hyperstage metadata used by the Hyperstage storage engine (named Brighthouse) to optimize query execution. The Knowledge Grid consists of Knowledge Nodes, which are optimization data for particular tables and columns. Knowledge Nodes are stored on disk in a special directory, specified in the brighthouse.ini configuration file. Knowledge Nodes can be lost without losing data integrity.

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About Knowledge Node

There are four kinds of Knowledge Nodes: