linrrzqqq commented on code in PR #63049:
URL: https://github.com/apache/doris/pull/63049#discussion_r3296708340
##########
be/src/exprs/function/geo/functions_geo.cpp:
##########
@@ -917,6 +919,174 @@ struct StDistance {
}
};
+struct StNumGeometries {
+ static constexpr auto NAME = "st_numgeometries";
+ static const size_t NUM_ARGS = 1;
+ using Type = DataTypeInt64;
+
+ static Status execute(Block& block, const ColumnNumbers& arguments, size_t
result) {
+ DCHECK_EQ(arguments.size(), 1);
+
+ auto col =
block.get_by_position(arguments[0]).column->convert_to_full_column_if_const();
+ const auto size = col->size();
+
+ auto res = ColumnInt64::create();
+ res->reserve(size);
+
+ auto null_map = ColumnUInt8::create(size, 0);
+ auto& null_map_data = null_map->get_data();
+
+ for (int row = 0; row < size; ++row) {
+ auto value = col->get_data_at(row);
+ auto shape = GeoShape::from_encoded(value.data, value.size);
+ if (!shape) {
+ null_map_data[row] = 1;
+ res->insert_default();
+ continue;
+ }
+
+ res->insert_value(shape->num_geometries());
+ }
+
+ block.replace_by_position(result,
+ ColumnNullable::create(std::move(res),
std::move(null_map)));
+ return Status::OK();
+ }
+};
+
+struct StGeometries {
+ static constexpr auto NAME = "st_geometries";
+ static const size_t NUM_ARGS = 1;
+
+ static Status execute(Block& block, const ColumnNumbers& arguments, size_t
result) {
+ DCHECK_EQ(arguments.size(), 1);
+
+ auto col =
block.get_by_position(arguments[0]).column->convert_to_full_column_if_const();
Review Comment:
ditto, use `ColumnView`
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