datum_bucket interval_units MAXDIMS span_bucket_get span_bucket_set span_bucket_state_make span_bucket_state_next SpanBucketState tbox_tile_get tbox_tile_state_make tbox_tile_state_next TboxGridState temporal_time_split1 temporal_value_time_split1 timestamptz_bucket1 ValueTimeSplitState

datum_bucket() Datum datum_bucket ( Datum  value, Datum  size, Datum  origin, meosType  basetype  ) Return the initial value of the bucket in which a number value falls. Parameters [in] value Input value [in] size Size of the buckets [in] origin Origin of the buckets [in] basetype Data type of the arguments xx