/show/table/metadata

URL: http://<db.host>:<db.port>/show/table/metadata

Retrieves the user provided metadata for the specified tables.

Input Parameter Description

Name	Type	Description
table_names	array of strings	Names of tables whose metadata will be fetched, in [schema_name.]table_name format, using standard name resolution rules. All provided tables must exist, or an error is returned.
options	map of string to strings	Optional parameters. The default value is an empty map ( {} ).

Output Parameter Description

The GPUdb server embeds the endpoint response inside a standard response structure which contains status information and the actual response to the query. Here is a description of the various fields of the wrapper:

Name

Type

Description

status

String

'OK' or 'ERROR'

message

String

Empty if success or an error message

data_type

String

'show_table_metadata_response' or 'none' in case of an error

data

String

Empty string

data_str

JSON or String

This embedded JSON represents the result of the /show/table/metadata endpoint:

Name	Type	Description
table_names	array of strings	Value of input parameter table_names.
metadata_maps	array of maps of string to strings	A list of maps which contain the metadata of the tables in the order the tables are listed in input parameter table_names. Each map has (metadata attribute name, metadata attribute value) pairs.
info	map of string to strings	Additional information.

Empty string in case of an error.