# Functions
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# Constants
FeatureIDAutoIDCache is the `auto_id_cache` feature.
FeatureIDAutoRandom is the `auto_random` feature.
FeatureIDAutoRandomBase is the `auto_random_base` feature.
FeatureIDClusteredIndex is the `clustered_index` feature.
FeatureIDForceAutoInc is the `force auto_increment` feature.
FeatureIDPlacement is the `placement rule` feature.
FeatureIDTiDB represents the general TiDB-specific features.