25.6.16.37 The ndbinfo hash_maps Table (original) (raw)

25.6.16.37 The ndbinfo hash_maps Table

• id
  The hash map's unique ID
• version
  Hash map version (integer)
• state
  Hash map state; see Object::State for values and descriptions.
• fq_name
  The hash map's fully qualified name

The hash_maps table is actually a view consisting of the four columns having the same names of thedict_obj_info table, as shown here:

CREATE VIEW hash_maps AS
  SELECT id, version, state, fq_name
  FROM dict_obj_info
  WHERE type=24;  # Hash map; defined in dict_obj_types

See the description ofdict_obj_info for more information.

The hash_maps table was added in NDB 8.0.29.