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495c6e03aa
* Replace all Context references with std::weak_ptr * Fix shared context captured by value * Fix build * Fix Context with named sessions * Fix copy context * Fix gcc build * Merge with master and fix build * Fix gcc-9 build
84 lines
3.5 KiB
C++
84 lines
3.5 KiB
C++
#include <Interpreters/Context.h>
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#include <Storages/MergeTree/MergeList.h>
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#include <Storages/System/StorageSystemMerges.h>
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#include <Access/ContextAccess.h>
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namespace DB
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{
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NamesAndTypesList StorageSystemMerges::getNamesAndTypes()
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{
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return {
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{"database", std::make_shared<DataTypeString>()},
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{"table", std::make_shared<DataTypeString>()},
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{"elapsed", std::make_shared<DataTypeFloat64>()},
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{"progress", std::make_shared<DataTypeFloat64>()},
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{"num_parts", std::make_shared<DataTypeUInt64>()},
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{"source_part_names", std::make_shared<DataTypeArray>(std::make_shared<DataTypeString>())},
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{"result_part_name", std::make_shared<DataTypeString>()},
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{"source_part_paths", std::make_shared<DataTypeArray>(std::make_shared<DataTypeString>())},
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{"result_part_path", std::make_shared<DataTypeString>()},
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{"partition_id", std::make_shared<DataTypeString>()},
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{"is_mutation", std::make_shared<DataTypeUInt8>()},
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{"total_size_bytes_compressed", std::make_shared<DataTypeUInt64>()},
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{"total_size_marks", std::make_shared<DataTypeUInt64>()},
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{"bytes_read_uncompressed", std::make_shared<DataTypeUInt64>()},
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{"rows_read", std::make_shared<DataTypeUInt64>()},
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{"bytes_written_uncompressed", std::make_shared<DataTypeUInt64>()},
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{"rows_written", std::make_shared<DataTypeUInt64>()},
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{"columns_written", std::make_shared<DataTypeUInt64>()},
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{"memory_usage", std::make_shared<DataTypeUInt64>()},
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{"thread_id", std::make_shared<DataTypeUInt64>()},
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{"merge_type", std::make_shared<DataTypeString>()},
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{"merge_algorithm", std::make_shared<DataTypeString>()},
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};
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}
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void StorageSystemMerges::fillData(MutableColumns & res_columns, ContextPtr context, const SelectQueryInfo &) const
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{
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const auto access = context->getAccess();
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const bool check_access_for_tables = !access->isGranted(AccessType::SHOW_TABLES);
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for (const auto & merge : context->getMergeList().get())
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{
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if (check_access_for_tables && !access->isGranted(AccessType::SHOW_TABLES, merge.database, merge.table))
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continue;
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size_t i = 0;
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res_columns[i++]->insert(merge.database);
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res_columns[i++]->insert(merge.table);
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res_columns[i++]->insert(merge.elapsed);
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res_columns[i++]->insert(merge.progress);
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res_columns[i++]->insert(merge.num_parts);
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res_columns[i++]->insert(merge.source_part_names);
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res_columns[i++]->insert(merge.result_part_name);
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res_columns[i++]->insert(merge.source_part_paths);
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res_columns[i++]->insert(merge.result_part_path);
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res_columns[i++]->insert(merge.partition_id);
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res_columns[i++]->insert(merge.is_mutation);
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res_columns[i++]->insert(merge.total_size_bytes_compressed);
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res_columns[i++]->insert(merge.total_size_marks);
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res_columns[i++]->insert(merge.bytes_read_uncompressed);
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res_columns[i++]->insert(merge.rows_read);
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res_columns[i++]->insert(merge.bytes_written_uncompressed);
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res_columns[i++]->insert(merge.rows_written);
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res_columns[i++]->insert(merge.columns_written);
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res_columns[i++]->insert(merge.memory_usage);
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res_columns[i++]->insert(merge.thread_id);
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if (!merge.is_mutation)
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{
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res_columns[i++]->insert(merge.merge_type);
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res_columns[i++]->insert(merge.merge_algorithm);
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}
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else
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{
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res_columns[i++]->insertDefault();
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res_columns[i++]->insertDefault();
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}
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}
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}
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}
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