t

org.apache.spark.sql.delta.files

SupportsRowIndexFilters

trait SupportsRowIndexFilters extends AnyRef

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  15. def rowIndexFilters: Option[Map[String, RowIndexFilterType]]

    If we know a-priori which exact rows we want to read (e.g., from a previous scan) find the per-file filter here, which must be passed down to the appropriate reader.

    If we know a-priori which exact rows we want to read (e.g., from a previous scan) find the per-file filter here, which must be passed down to the appropriate reader.

    returns

    a mapping from file names to the row index filter for that file.

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