Fix Non-ready set for system.parts.

src/Storages/System/StorageSystemDetachedParts.cpp

@@ -4,10 +4,12 @@
 #include <DataTypes/DataTypesNumber.h>
 #include <DataTypes/DataTypeDateTime.h>
 #include <DataTypes/DataTypeNullable.h>
+#include <DataTypes/DataTypeUUID.h>
 #include <Storages/IStorage.h>
 #include <Storages/MergeTree/DataPartStorageOnDiskFull.h>
 #include <Storages/System/StorageSystemPartsBase.h>
 #include <Storages/System/getQueriedColumnsMaskAndHeader.h>
+#include <Storages/VirtualColumnUtils.h>
 #include <Processors/Sources/SourceFromSingleChunk.h>
 #include <QueryPipeline/Pipe.h>
 #include <IO/SharedThreadPools.h>
@@ -320,7 +322,7 @@ class ReadFromSystemDetachedParts : public SourceStepWithFilter
     std::shared_ptr<StorageSystemDetachedParts> storage;
     std::vector<UInt8> columns_mask;
 
-    const ActionsDAG::Node * predicate = nullptr;
+    ActionsDAGPtr filter;
     const size_t max_block_size;
     const size_t num_streams;
 };
@@ -329,7 +331,20 @@ void ReadFromSystemDetachedParts::applyFilters(ActionDAGNodes added_filter_nodes
 {
     filter_actions_dag = ActionsDAG::buildFilterActionsDAG(added_filter_nodes.nodes);
     if (filter_actions_dag)
-        predicate = filter_actions_dag->getOutputs().at(0);
+    {
+        const auto * predicate = filter_actions_dag->getOutputs().at(0);
+
+        Block block;
+        block.insert(ColumnWithTypeAndName({}, std::make_shared<DataTypeString>(), "database"));
+        block.insert(ColumnWithTypeAndName({}, std::make_shared<DataTypeString>(), "table"));
+        block.insert(ColumnWithTypeAndName({}, std::make_shared<DataTypeString>(), "engine"));
+        block.insert(ColumnWithTypeAndName({}, std::make_shared<DataTypeUInt8>(), "active"));
+        block.insert(ColumnWithTypeAndName({}, std::make_shared<DataTypeUUID>(), "uuid"));
+
+        filter = VirtualColumnUtils::splitFilterDagForAllowedInputs(predicate, &block);
+        if (filter)
+            VirtualColumnUtils::buildSetsForDAG(filter, context);
+    }
 }
 
 void StorageSystemDetachedParts::read(
@@ -358,7 +373,7 @@ void StorageSystemDetachedParts::read(
 
 void ReadFromSystemDetachedParts::initializePipeline(QueryPipelineBuilder & pipeline, const BuildQueryPipelineSettings &)
 {
-    auto state = std::make_shared<SourceState>(StoragesInfoStream(predicate, context));
+    auto state = std::make_shared<SourceState>(StoragesInfoStream(nullptr, filter, context));
 
     Pipe pipe;
 

src/Storages/System/StorageSystemDroppedTablesParts.cpp

@@ -10,7 +10,7 @@ namespace DB
 {
 
 
-StoragesDroppedInfoStream::StoragesDroppedInfoStream(const ActionsDAG::Node * predicate, ContextPtr context)
+StoragesDroppedInfoStream::StoragesDroppedInfoStream(const ActionsDAGPtr & filter, ContextPtr context)
         : StoragesInfoStreamBase(context)
 {
     /// Will apply WHERE to subset of columns and then add more columns.
@@ -73,7 +73,8 @@ StoragesDroppedInfoStream::StoragesDroppedInfoStream(const ActionsDAG::Node * pr
     if (block_to_filter.rows())
     {
         /// Filter block_to_filter with columns 'database', 'table', 'engine', 'active'.
-        VirtualColumnUtils::filterBlockWithPredicate(predicate, block_to_filter, context);
+        if (filter)
+            VirtualColumnUtils::filterBlockWithDAG(filter, block_to_filter, context);
         rows = block_to_filter.rows();
     }
 

src/Storages/System/StorageSystemDroppedTablesParts.h

@@ -9,7 +9,7 @@ namespace DB
 class StoragesDroppedInfoStream : public StoragesInfoStreamBase
 {
 public:
-    StoragesDroppedInfoStream(const ActionsDAG::Node * predicate, ContextPtr context);
+    StoragesDroppedInfoStream(const ActionsDAGPtr & filter, ContextPtr context);
 protected:
     bool tryLockTable(StoragesInfo &) override
     {
@@ -30,9 +30,9 @@ class StorageSystemDroppedTablesParts final : public StorageSystemParts
 
     std::string getName() const override { return "SystemDroppedTablesParts"; }
 protected:
-    std::unique_ptr<StoragesInfoStreamBase> getStoragesInfoStream(const ActionsDAG::Node * predicate, ContextPtr context) override
+    std::unique_ptr<StoragesInfoStreamBase> getStoragesInfoStream(const ActionsDAGPtr &, const ActionsDAGPtr & filter, ContextPtr context) override
     {
-        return std::make_unique<StoragesDroppedInfoStream>(predicate, context);
+        return std::make_unique<StoragesDroppedInfoStream>(filter, context);
     }
 };
 

src/Storages/System/StorageSystemPartsBase.cpp

@@ -82,7 +82,7 @@ StoragesInfo::getProjectionParts(MergeTreeData::DataPartStateVector & state, boo
     return data->getProjectionPartsVectorForInternalUsage({State::Active}, &state);
 }
 
-StoragesInfoStream::StoragesInfoStream(const ActionsDAG::Node * predicate, ContextPtr context)
+StoragesInfoStream::StoragesInfoStream(const ActionsDAGPtr & filter_by_database, const ActionsDAGPtr & filter_by_other_columns, ContextPtr context)
     : StoragesInfoStreamBase(context)
 {
     /// Will apply WHERE to subset of columns and then add more columns.
@@ -114,7 +114,8 @@ StoragesInfoStream::StoragesInfoStream(const ActionsDAG::Node * predicate, Conte
             std::move(database_column_mut), std::make_shared<DataTypeString>(), "database"));
 
         /// Filter block_to_filter with column 'database'.
-        VirtualColumnUtils::filterBlockWithPredicate(predicate, block_to_filter, context);
+        if (filter_by_database)
+            VirtualColumnUtils::filterBlockWithDAG(filter_by_database, block_to_filter, context);
         rows = block_to_filter.rows();
 
         /// Block contains new columns, update database_column.
@@ -193,7 +194,8 @@ StoragesInfoStream::StoragesInfoStream(const ActionsDAG::Node * predicate, Conte
     if (rows)
     {
         /// Filter block_to_filter with columns 'database', 'table', 'engine', 'active'.
-        VirtualColumnUtils::filterBlockWithPredicate(predicate, block_to_filter, context);
+        if (filter_by_other_columns)
+            VirtualColumnUtils::filterBlockWithDAG(filter_by_other_columns, block_to_filter, context);
         rows = block_to_filter.rows();
     }
 
@@ -225,7 +227,8 @@ class ReadFromSystemPartsBase : public SourceStepWithFilter
     std::shared_ptr<StorageSystemPartsBase> storage;
     std::vector<UInt8> columns_mask;
     const bool has_state_column;
-    const ActionsDAG::Node * predicate = nullptr;
+    ActionsDAGPtr filter_by_database;
+    ActionsDAGPtr filter_by_other_columns;
 };
 
 ReadFromSystemPartsBase::ReadFromSystemPartsBase(
@@ -253,7 +256,25 @@ void ReadFromSystemPartsBase::applyFilters(ActionDAGNodes added_filter_nodes)
 {
     filter_actions_dag = ActionsDAG::buildFilterActionsDAG(added_filter_nodes.nodes);
     if (filter_actions_dag)
-        predicate = filter_actions_dag->getOutputs().at(0);
+    {
+        const auto * predicate = filter_actions_dag->getOutputs().at(0);
+
+        Block block;
+        block.insert(ColumnWithTypeAndName({}, std::make_shared<DataTypeString>(), "database"));
+
+        filter_by_database = VirtualColumnUtils::splitFilterDagForAllowedInputs(predicate, &block);
+        if (filter_by_database)
+            VirtualColumnUtils::buildSetsForDAG(filter_by_database, context);
+
+        block.insert(ColumnWithTypeAndName({}, std::make_shared<DataTypeString>(), "table"));
+        block.insert(ColumnWithTypeAndName({}, std::make_shared<DataTypeString>(), "engine"));
+        block.insert(ColumnWithTypeAndName({}, std::make_shared<DataTypeUInt8>(), "active"));
+        block.insert(ColumnWithTypeAndName({}, std::make_shared<DataTypeUUID>(), "uuid"));
+
+        filter_by_other_columns = VirtualColumnUtils::splitFilterDagForAllowedInputs(predicate, &block);
+        if (filter_by_other_columns)
+            VirtualColumnUtils::buildSetsForDAG(filter_by_other_columns, context);
+    }
 }
 
 void StorageSystemPartsBase::read(
@@ -287,7 +308,7 @@ void StorageSystemPartsBase::read(
 
 void ReadFromSystemPartsBase::initializePipeline(QueryPipelineBuilder & pipeline, const BuildQueryPipelineSettings &)
 {
-    auto stream = storage->getStoragesInfoStream(predicate, context);
+    auto stream = storage->getStoragesInfoStream(filter_by_database, filter_by_other_columns, context);
     auto header = getOutputStream().header;
 
     MutableColumns res_columns = header.cloneEmptyColumns();

src/Storages/System/StorageSystemPartsBase.h

@@ -115,7 +115,7 @@ class StoragesInfoStreamBase
 class StoragesInfoStream : public StoragesInfoStreamBase
 {
 public:
-    StoragesInfoStream(const ActionsDAG::Node * predicate, ContextPtr context);
+    StoragesInfoStream(const ActionsDAGPtr & filter_by_database, const ActionsDAGPtr & filter_by_other_columns, ContextPtr context);
 };
 
 /** Implements system table 'parts' which allows to get information about data parts for tables of MergeTree family.
@@ -145,9 +145,9 @@ class StorageSystemPartsBase : public IStorage
 
     StorageSystemPartsBase(const StorageID & table_id_, ColumnsDescription && columns);
 
-    virtual std::unique_ptr<StoragesInfoStreamBase> getStoragesInfoStream(const ActionsDAG::Node * predicate, ContextPtr context)
+    virtual std::unique_ptr<StoragesInfoStreamBase> getStoragesInfoStream(const ActionsDAGPtr & filter_by_database, const ActionsDAGPtr & filter_by_other_columns, ContextPtr context)
     {
-        return std::make_unique<StoragesInfoStream>(predicate, context);
+        return std::make_unique<StoragesInfoStream>(filter_by_database, filter_by_other_columns, context);
     }
 
     virtual void

src/Storages/VirtualColumnUtils.cpp

@@ -53,9 +53,9 @@ namespace DB
 namespace VirtualColumnUtils
 {
 
-static void makeSets(const ExpressionActionsPtr & actions, const ContextPtr & context)
+void buildSetsForDAG(const ActionsDAGPtr & dag, const ContextPtr & context)
 {
-    for (const auto & node : actions->getNodes())
+    for (const auto & node : dag->getNodes())
     {
         if (node.type == ActionsDAG::ActionType::COLUMN)
         {
@@ -78,8 +78,8 @@ static void makeSets(const ExpressionActionsPtr & actions, const ContextPtr & co
 
 void filterBlockWithDAG(ActionsDAGPtr dag, Block & block, ContextPtr context)
 {
+    buildSetsForDAG(dag, context);
     auto actions = std::make_shared<ExpressionActions>(dag);
-    makeSets(actions, context);
     Block block_with_filter = block;
     actions->execute(block_with_filter, /*dry_run=*/ false, /*allow_duplicates_in_input=*/ true);
 

src/Storages/VirtualColumnUtils.h

@@ -25,6 +25,9 @@ void filterBlockWithPredicate(const ActionsDAG::Node * predicate, Block & block,
 /// Just filters block. Block should contain all the required columns.
 void filterBlockWithDAG(ActionsDAGPtr dag, Block & block, ContextPtr context);
 
+/// Builds sets used by ActionsDAG inplace.
+void buildSetsForDAG(const ActionsDAGPtr & dag, const ContextPtr & context);
+
 /// Recursively checks if all functions used in DAG are deterministic in scope of query.
 bool isDeterministicInScopeOfQuery(const ActionsDAG::Node * node);
 

tests/queries/0_stateless/02841_not_ready_set_bug.sh

@@ -10,3 +10,4 @@ $CLICKHOUSE_CLIENT -q "insert into t1 select number from numbers(10);"
 $CLICKHOUSE_CLIENT --max_threads=2 --max_result_rows=1 --result_overflow_mode=break -q "with tab as (select min(number) from t1 prewhere number in (select number from view(select number, row_number() OVER (partition by number % 2 ORDER BY number DESC) from numbers_mt(1e4)) where number != 2 order by number)) select number from t1 union all select * from tab;" > /dev/null
 
 $CLICKHOUSE_CLIENT -q "SELECT * FROM system.tables WHERE 1 in (SELECT number from numbers(2)) AND database = currentDatabase() format Null"
+$CLICKHOUSE_CLIENT -q "SELECT xor(1, 0) FROM system.parts WHERE 1 IN (SELECT 1) FORMAT Null"