This file contains information from your data warehouse about the tables and views produced and defined by the resources in your project. Today, dbt uses this file to populate metadata, such as column types and table statistics, in the docs site.
nodes: Dictionary containing information about database objects corresponding to dbt models, seeds, and snapshots.
sources: Dictionary containing information about database objects corresponding to dbt sources.
errors: Errors received while running metadata queries during
dbt docs generate.
nodes, each dictionary key is a resource
unique_id. Each nested resource contains:
<resource_type>.<package>.<resource_name>, same as dictionary key, maps to
sourcesin the manifest
type: table, view, etc.
type: data type
stats: differs by database and relation type