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Add HiveConnectorSplit Serde (#11184)
Summary: Add HiveConnectorSplit Serde, a prerequisite for supporting `TableScan` tracing. part of #9668 Pull Request resolved: #11184 Reviewed By: tanjialiang Differential Revision: D64019689 Pulled By: xiaoxmeng fbshipit-source-id: 22b89d8415d218f9bd3d4f7e589a0be276406fec
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,166 @@ | ||
| /* | ||
| * Copyright (c) Facebook, Inc. and its affiliates. | ||
| * | ||
| * Licensed under the Apache License, Version 2.0 (the "License"); | ||
| * you may not use this file except in compliance with the License. | ||
| * You may obtain a copy of the License at | ||
| * | ||
| * http://www.apache.org/licenses/LICENSE-2.0 | ||
| * | ||
| * Unless required by applicable law or agreed to in writing, software | ||
| * distributed under the License is distributed on an "AS IS" BASIS, | ||
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| * See the License for the specific language governing permissions and | ||
| * limitations under the License. | ||
| */ | ||
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| #include "velox/connectors/hive/HiveConnectorSplit.h" | ||
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| namespace facebook::velox::connector::hive { | ||
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| std::string HiveConnectorSplit::toString() const { | ||
| if (tableBucketNumber.has_value()) { | ||
| return fmt::format( | ||
| "Hive: {} {} - {} {}", | ||
| filePath, | ||
| start, | ||
| length, | ||
| tableBucketNumber.value()); | ||
| } | ||
| return fmt::format("Hive: {} {} - {}", filePath, start, length); | ||
| } | ||
|
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| std::string HiveConnectorSplit::getFileName() const { | ||
| const auto i = filePath.rfind('/'); | ||
| return i == std::string::npos ? filePath : filePath.substr(i + 1); | ||
| } | ||
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| folly::dynamic HiveConnectorSplit::serialize() const { | ||
| folly::dynamic obj = folly::dynamic::object; | ||
| obj["name"] = "HiveConnectorSplit"; | ||
| obj["connectorId"] = connectorId; | ||
| obj["splitWeight"] = splitWeight; | ||
| obj["filePath"] = filePath; | ||
| obj["fileFormat"] = dwio::common::toString(fileFormat); | ||
| obj["start"] = start; | ||
| obj["length"] = length; | ||
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| folly::dynamic partitionKeysObj = folly::dynamic::object; | ||
| for (const auto& [key, value] : partitionKeys) { | ||
| partitionKeysObj[key] = | ||
| value.has_value() ? folly::dynamic(value.value()) : nullptr; | ||
| } | ||
| obj["partitionKeys"] = partitionKeysObj; | ||
|
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| obj["tableBucketNumber"] = tableBucketNumber.has_value() | ||
| ? folly::dynamic(tableBucketNumber.value()) | ||
| : nullptr; | ||
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| folly::dynamic customSplitInfoObj = folly::dynamic::object; | ||
| for (const auto& [key, value] : customSplitInfo) { | ||
| customSplitInfoObj[key] = value; | ||
| } | ||
| obj["customSplitInfo"] = customSplitInfoObj; | ||
| obj["extraFileInfo"] = *extraFileInfo; | ||
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| folly::dynamic serdeParametersObj = folly::dynamic::object; | ||
| for (const auto& [key, value] : serdeParameters) { | ||
| serdeParametersObj[key] = value; | ||
| } | ||
| obj["serdeParameters"] = serdeParametersObj; | ||
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| folly::dynamic infoColumnsObj = folly::dynamic::object; | ||
| for (const auto& [key, value] : infoColumns) { | ||
| infoColumnsObj[key] = value; | ||
| } | ||
| obj["infoColumns"] = infoColumnsObj; | ||
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| if (properties.has_value()) { | ||
| folly::dynamic propertiesObj = folly::dynamic::object; | ||
| propertiesObj["fileSize"] = properties->fileSize.has_value() | ||
| ? folly::dynamic(properties->fileSize.value()) | ||
| : nullptr; | ||
| propertiesObj["modificationTime"] = properties->modificationTime.has_value() | ||
| ? folly::dynamic(properties->modificationTime.value()) | ||
| : nullptr; | ||
| obj["properties"] = propertiesObj; | ||
| } else { | ||
| obj["properties"] = nullptr; | ||
| } | ||
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| return obj; | ||
| } | ||
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| // static | ||
| std::shared_ptr<HiveConnectorSplit> HiveConnectorSplit::create( | ||
| const folly::dynamic& obj) { | ||
| const auto connectorId = obj["connectorId"].asString(); | ||
| const auto splitWeight = obj["splitWeight"].asInt(); | ||
| const auto filePath = obj["filePath"].asString(); | ||
| const auto fileFormat = | ||
| dwio::common::toFileFormat(obj["fileFormat"].asString()); | ||
| const auto start = static_cast<uint64_t>(obj["start"].asInt()); | ||
| const auto length = static_cast<uint64_t>(obj["length"].asInt()); | ||
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| std::unordered_map<std::string, std::optional<std::string>> partitionKeys; | ||
| for (const auto& [key, value] : obj["partitionKeys"].items()) { | ||
| partitionKeys[key.asString()] = value.isNull() | ||
| ? std::nullopt | ||
| : std::optional<std::string>(value.asString()); | ||
| } | ||
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| const auto tableBucketNumber = obj["tableBucketNumber"].isNull() | ||
| ? std::nullopt | ||
| : std::optional<int32_t>(obj["tableBucketNumber"].asInt()); | ||
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| std::unordered_map<std::string, std::string> customSplitInfo; | ||
| for (const auto& [key, value] : obj["customSplitInfo"].items()) { | ||
| customSplitInfo[key.asString()] = value.asString(); | ||
| } | ||
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| std::shared_ptr<std::string> extraFileInfo = | ||
| std::make_shared<std::string>(obj["extraFileInfo"].asString()); | ||
| std::unordered_map<std::string, std::string> serdeParameters; | ||
| for (const auto& [key, value] : obj["serdeParameters"].items()) { | ||
| serdeParameters[key.asString()] = value.asString(); | ||
| } | ||
|
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| std::unordered_map<std::string, std::string> infoColumns; | ||
| for (const auto& [key, value] : obj["infoColumns"].items()) { | ||
| infoColumns[key.asString()] = value.asString(); | ||
| } | ||
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| std::optional<FileProperties> properties = std::nullopt; | ||
| const auto propertiesObj = obj["properties"]; | ||
| if (!propertiesObj.isNull()) { | ||
| properties = FileProperties{ | ||
| propertiesObj["fileSize"].isNull() | ||
| ? std::nullopt | ||
| : std::optional(propertiesObj["fileSize"].asInt()), | ||
| propertiesObj["modificationTime"].isNull() | ||
| ? std::nullopt | ||
| : std::optional(propertiesObj["modificationTime"].asInt())}; | ||
| } | ||
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| return std::make_shared<HiveConnectorSplit>( | ||
| connectorId, | ||
| filePath, | ||
| fileFormat, | ||
| start, | ||
| length, | ||
| partitionKeys, | ||
| tableBucketNumber, | ||
| customSplitInfo, | ||
| extraFileInfo, | ||
| serdeParameters, | ||
| splitWeight, | ||
| infoColumns, | ||
| properties); | ||
| } | ||
|
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| // static | ||
| void HiveConnectorSplit::registerSerDe() { | ||
| auto& registry = DeserializationRegistryForSharedPtr(); | ||
| registry.Register("HiveConnectorSplit", HiveConnectorSplit::create); | ||
| } | ||
| } // namespace facebook::velox::connector::hive |
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