Interface BuiltInMetadata.PercentageOriginalRows

All Superinterfaces:
Enclosing class:

public static interface BuiltInMetadata.PercentageOriginalRows extends Metadata
Metadata about the proportion of original rows that remain in a relational expression.
  • Field Details

  • Method Details

    • getPercentageOriginalRows

      @Nullable Double getPercentageOriginalRows()
      Estimates the percentage of the number of rows actually produced by a relational expression out of the number of rows it would produce if all single-table filter conditions were removed.
      estimated percentage (between 0.0 and 1.0), or null if no reliable estimate can be determined