vibhatha commented on code in PR #41646:
URL: https://github.com/apache/arrow/pull/41646#discussion_r1605595656
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cpp/src/arrow/dataset/file_csv.cc:
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@@ -503,5 +507,31 @@ Future<> CsvFileWriter::FinishInternal() {
return Status::OK();
}
+Result<std::shared_ptr<FragmentScanOptions>> CsvFragmentScanOptions::from(
+ const std::unordered_map<std::string, std::string>& configs) {
+ std::shared_ptr<CsvFragmentScanOptions> options =
+ std::make_shared<CsvFragmentScanOptions>();
+ for (auto const& it : configs) {
+ auto& key = it.first;
+ auto& value = it.second;
+ if (key == "delimiter") {
+ options->parse_options.delimiter = value.data()[0];
+ } else if (key == "quoting") {
+ options->parse_options.quoting = parseBool(value);
+ } else if (key == "column_type") {
+ int64_t schema_address = std::stol(value);
+ ArrowSchema* cSchema = reinterpret_cast<ArrowSchema*>(schema_address);
+ ARROW_ASSIGN_OR_RAISE(auto schema, arrow::ImportSchema(cSchema));
+ auto column_types = options->convert_options.column_types;
+ for (auto field : schema->fields()) {
+ column_types[field->name()] = field->type();
+ }
+ } else {
+ return Status::Invalid("Not support this config " + it.first);
Review Comment:
Maybe:
```suggestion
return Status::Invalid("Config " + it.first + " is not supported.");
```
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