/aggregate/minmax

URL: http://GPUDB_IP_ADDRESS:GPUDB_PORT/aggregate/minmax

Calculates and returns the minimum and maximum values of a particular column in a table.

Input Parameter Description

Name Type Description
table_name string Name of the table on which the operation will be performed. Must be an existing table, in [schema_name.]table_name format, using standard name resolution rules.
column_name string Name of a column or an expression of one or more column on which the min-max will be calculated.
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 'aggregate_min_max_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 /aggregate/minmax endpoint:

Name Type Description
min double Minimum value of the input parameter column_name.
max double Maximum value of the input parameter column_name.
info map of string to strings Additional information.

Empty string in case of an error.