pitrou commented on code in PR #240:
URL: https://github.com/apache/parquet-format/pull/240#discussion_r1769041488
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src/main/thrift/parquet.thrift:
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@@ -237,6 +237,97 @@ struct SizeStatistics {
3: optional list<i64> definition_level_histogram;
}
+/**
+ * Interpretation for edges of GEOMETRY logical type, i.e. whether the edge
+ * between points represent a straight cartesian line or the shortest line on
+ * the sphere. It applies to all non-point geometry objects.
+ */
+enum Edges {
+ PLANAR = 0;
+ SPHERICAL = 1;
+}
+
+/**
+ * A custom binary-encoded polygon or multi-polygon to represent a covering of
+ * geometries. For example, it may be a bounding box or an envelope of
geometries
+ * when a bounding box cannot be built (e.g. a geometry has spherical edges,
or if
+ * an edge of geographic coordinates crosses the antimeridian). In addition,
it can
+ * also be used to provide vendor-agnostic coverings like S2 or H3 grids.
+ */
+struct Covering {
+ /**
+ * A type of covering. Currently accepted values: "WKB".
+ */
+ 1: required string kind;
Review Comment:
Uh, no, please don't. Parquet already has types (physical and logical).
There is a reason for the use of another term here.
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