redblackcoder commented on code in PR #240:
URL: https://github.com/apache/parquet-format/pull/240#discussion_r1911596567
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src/main/thrift/parquet.thrift:
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@@ -386,6 +417,64 @@ struct BsonType {
struct VariantType {
}
+/** Coordinate reference system (CRS) encoding for Geometry and Geography
logical types */
+enum CRSEncoding {
+ SRID = 0;
+ PROJJSON = 1;
+}
+
+/** Edge interpolation algorithm for Geography logical type */
+enum EdgeInterpolationAlgorithm {
+ SPHERICAL = 0;
+ VINCENTY = 1;
+ THOMAS = 2;
+ ANDOYER = 3;
+ KARNEY = 4;
+}
+
+/**
+ * Embedded Geometry logical type annotation
+ *
+ * Geometry features in the Well-Known Binary (WKB) format with linear/planar
+ * edges interpolation.
+ *
+ * A custom CRS can be set to the crs field. If unset, the CRS defaults to
+ * "OGC:CRS84", which means that the geometries must be stored in longitude,
+ * latitude based on the WGS84 datum.
+ *
+ * crs_encoding is an auxillary field to help decode the crs text. If unset,
the
+ * crs field can be arbitrary text.
+ *
+ * Allowed for physical type: BYTE_ARRAY.
+ */
+struct GeometryType {
+ 1: optional string crs;
+ 2: optional CRSEncoding crs_encoding;
+}
+
+/**
+ * Embedded Geography logical type annotation
+ *
+ * Geometry features in the WKB format with non-linear/non-planar edges
Review Comment:
typo
```suggestion
* Geography features in the WKB format with non-linear/non-planar edges
```
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