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PolarDB:ganos.trajectory.index_split_config

Last Updated:Mar 28, 2026

ganos.trajectory.index_split_config controls how trajectory data is split when building a Generalized Search Tree (GiST) index on a trajectory column.

Description

The parameter value is a string in the same format as the config parameter of the ST_Split function. See ST_Split for the full syntax and available split strategies.

For background on GiST indexing for trajectory data, see GiST indexing.

Default value

"{\"cut_point.even_divide\":10}"

See also

  • ST_Split — full syntax and split strategy options

  • GiST indexing — how to create a GiST index on trajectory columns