PGXC_TOTAL_SCHEMA_INFO_ANALYZE

PGXC_TOTAL_SCHEMA_INFO_ANALYZE displays the overall schema space information of the cluster, including the total cluster space, average space of instances, skew ratio, maximum space of a single instance, minimum space of a single instance, and names of the instances with the maximum space and minimum space. It provides visibility into the schema space usage of the entire cluster. This view can be queried only on CNs.

**Table 1** PGXC_TOTAL_SCHEMA_INFO_ANALYZE columns
Name	Type	Description
schemaname	text	Schema name
databasename	text	Database name
nodegroup	text	Name of the node group
total_value	bigint	Total cluster space in the current schema
avg_value	bigint	Average space of instances in the current schema
skew_percent	integer	Skew ratio
extend_info	text	Extended information, including the maximum space of a single instance, minimum space of a single instance, and names of the instances with the maximum sapce and minimum space