Merge pull request #35987 from awakeljw/fork_chmaster

[Improvement] improvement in PARTITION ALL

src/Parsers/ASTPartition.cpp

@@ -34,6 +34,10 @@ void ASTPartition::formatImpl(const FormatSettings & settings, FormatState & sta
         value->formatImpl(settings, state, frame);
     }
     else
+    {
+        if (all)
+            settings.ostr << "ALL";
+        else
         {
             settings.ostr << (settings.hilite ? hilite_keyword : "") << "ID " << (settings.hilite ? hilite_none : "");
             WriteBufferFromOwnString id_buf;
@@ -41,5 +45,6 @@ void ASTPartition::formatImpl(const FormatSettings & settings, FormatState & sta
             settings.ostr << id_buf.str();
         }
     }
+}
 
 }

src/Parsers/ParserPartition.cpp

@@ -32,10 +32,6 @@ bool ParserPartition::parseImpl(Pos & pos, ASTPtr & node, Expected & expected)
     }
     else if (s_all.ignore(pos, expected))
     {
-        ASTPtr value = makeASTFunction("tuple");
-        partition->value = value;
-        partition->children.push_back(value);
-        partition->fields_count = 0;
         partition->all = true;
     }
     else

src/Storages/MergeTree/MergeTreeData.cpp

@@ -3385,6 +3385,13 @@ void MergeTreeData::checkAlterPartitionIsPossible(
             else
             {
                 /// We are able to parse it
+                const auto * partition_ast = command.partition->as<ASTPartition>();
+                if (partition_ast && partition_ast->all)
+                {
+                    if (command.type != PartitionCommand::DROP_PARTITION)
+                        throw DB::Exception("Only support DETACH PARTITION ALL currently", ErrorCodes::SUPPORT_IS_DISABLED);
+                }
+                else
                     getPartitionIDFromQuery(command.partition, getContext());
             }
         }
@@ -3393,14 +3400,15 @@ void MergeTreeData::checkAlterPartitionIsPossible(
 
 void MergeTreeData::checkPartitionCanBeDropped(const ASTPtr & partition)
 {
-    const String partition_id = getPartitionIDFromQuery(partition, getContext());
     DataPartsVector parts_to_remove;
     const auto * partition_ast = partition->as<ASTPartition>();
     if (partition_ast && partition_ast->all)
         parts_to_remove = getDataPartsVector();
     else
+    {
+        const String partition_id = getPartitionIDFromQuery(partition, getContext());
         parts_to_remove = getDataPartsVectorInPartition(MergeTreeDataPartState::Active, partition_id);
-
+    }
     UInt64 partition_size = 0;
 
     for (const auto & part : parts_to_remove)
@@ -3828,6 +3836,9 @@ String MergeTreeData::getPartitionIDFromQuery(const ASTPtr & ast, ContextPtr loc
 {
     const auto & partition_ast = ast->as<ASTPartition &>();
 
+    if (partition_ast.all)
+        throw Exception("Only Support DETACH PARTITION ALL currently", ErrorCodes::SUPPORT_IS_DISABLED);
+
     if (!partition_ast.value)
     {
         MergeTreePartInfo::validatePartitionID(partition_ast.id, format_version);
@@ -3847,11 +3858,8 @@ String MergeTreeData::getPartitionIDFromQuery(const ASTPtr & ast, ContextPtr loc
     }
 
     /// Re-parse partition key fields using the information about expected field types.
-
     auto metadata_snapshot = getInMemoryMetadataPtr();
     const Block & key_sample_block = metadata_snapshot->getPartitionKey().sample_block;
-    if (partition_ast.all)
-        return "ALL";
     size_t fields_count = key_sample_block.columns();
     if (partition_ast.fields_count != fields_count)
         throw Exception(ErrorCodes::INVALID_PARTITION_VALUE,

src/Storages/StorageMergeTree.cpp

@@ -1347,13 +1347,14 @@ void StorageMergeTree::dropPartition(const ASTPtr & partition, bool detach, Cont
         /// Asks to complete merges and does not allow them to start.
         /// This protects against "revival" of data for a removed partition after completion of merge.
         auto merge_blocker = stopMergesAndWait();
-        String partition_id = getPartitionIDFromQuery(partition, local_context);
         const auto * partition_ast = partition->as<ASTPartition>();
         if (partition_ast && partition_ast->all)
             parts_to_remove = getDataPartsVector();
         else
+        {
+            String partition_id = getPartitionIDFromQuery(partition, local_context);
             parts_to_remove = getDataPartsVectorInPartition(MergeTreeDataPartState::Active, partition_id);
-
+        }
         /// TODO should we throw an exception if parts_to_remove is empty?
         removePartsFromWorkingSet(parts_to_remove, true);
     }

tests/queries/0_stateless/00753_alter_attach.sql

@@ -66,6 +66,29 @@ select * from replicated_table_detach_all1 order by id;
 SYSTEM SYNC REPLICA replicated_table_detach_all2;
 select * from replicated_table_detach_all2 order by id;
 
+ALTER TABLE replicated_table_detach_all1 FETCH PARTITION ALL FROM '/clickhouse/tables/test_00753_{database}/replicated_table_detach_all1'; -- { serverError 344 }
+
 DROP TABLE replicated_table_detach_all1;
 DROP TABLE replicated_table_detach_all2;
 
+DROP TABLE IF EXISTS partition_all;
+DROP TABLE IF EXISTS partition_all2;
+
+CREATE TABLE partition_all (x UInt64, p UInt8, q UInt8) ENGINE = MergeTree ORDER BY tuple() PARTITION BY p;
+INSERT INTO partition_all VALUES (4, 1, 2), (5, 1, 3), (3, 1, 4);
+
+CREATE TABLE partition_all2 (x UInt64, p UInt8, q UInt8) ENGINE = MergeTree ORDER BY tuple() PARTITION BY p;
+INSERT INTO partition_all2 VALUES (4, 1, 2), (5, 1, 3), (3, 1, 4);
+
+-- test PARTITION ALL
+ALTER TABLE partition_all2 REPLACE PARTITION ALL FROM partition_all; -- { serverError 344 }
+ALTER TABLE partition_all MOVE PARTITION ALL TO TABLE partition_all2; -- { serverError 344 }
+ALTER TABLE partition_all2 CLEAR INDEX p IN PARTITION ALL; -- { serverError 344 }
+ALTER TABLE partition_all2 CLEAR COLUMN q IN PARTITION ALL; -- { serverError 344 }
+ALTER TABLE partition_all2 UPDATE q = q + 1 IN PARTITION ALL where p = 1; -- { serverError 344 }
+ALTER TABLE partition_all2 FREEZE PARTITION ALL; -- { serverError 344 }
+CHECK TABLE partition_all2 PARTITION ALL; -- { serverError 344 }
+OPTIMIZE TABLE partition_all2 PARTITION ALL; -- { serverError 344 }
+
+DROP TABLE partition_all;
+DROP TABLE partition_all2;