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Merged
merged 1 commit into from
Jul 30, 2025
Merged

[client-v2] fix reading error #2511

merged 1 commit into from
Jul 30, 2025
+27 −5

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@chernser
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@chernser chernser commented Jul 30, 2025 •
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Summary

There are cases when error response comes uncompressed even compression is requested.
This PR detects the issue and fallback on reading response stream directly.

This problem exists with the latest version of ClickHouse and this PR has no new test because fixes existing ones.

Affected test: com.clickhouse.client.HttpTransportTests#testServerErrorHandling. It check error handling for different formats.

Closes #2455
Closes #2440

Checklist

Delete items not relevant to your PR:

  • Closes #
  • Unit and integration tests covering the common scenarios were added
  • A human-readable description of the changes was provided to include in CHANGELOG
  • For significant changes, documentation in https://github.com/ClickHouse/clickhouse-docs was updated with further explanations or tutorials
@chernser chernser requested a review from mzitnik July 30, 2025 03:30
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Client V2 Coverage

Coverage Report

Package Coverage Lines Covered Total Lines
com.clickhouse.client.api 83.80% 755 901
com.clickhouse.client.api.command 50.00% 8 16
com.clickhouse.client.api.data_formats 38.97% 136 349
com.clickhouse.client.api.data_formats.internal 59.51% 1086 1825
com.clickhouse.client.api.enums 100.00% 5 5
com.clickhouse.client.api.http 0.00% 1
com.clickhouse.client.api.insert 70.83% 51 72
com.clickhouse.client.api.internal 73.65% 573 778
com.clickhouse.client.api.metadata 85.42% 41 48
com.clickhouse.client.api.metrics 93.75% 75 80
com.clickhouse.client.api.query 59.42% 82 138
com.clickhouse.client.api.serde 84.21% 48 57
com.clickhouse.client.api.sql 90.32% 28 31
com.clickhouse.client.api.transport 83.33% 10 12
Class Coverage
Class Coverage Lines Covered Total Lines
com.clickhouse.client.api.ClickHouseException 62.50% 5 8
com.clickhouse.client.api.Client 83.53% 350 419
com.clickhouse.client.api.Client.Builder 79.60% 160 201
com.clickhouse.client.api.Client.new DataStreamWriter() {...} 100.00% 8 8
com.clickhouse.client.api.ClientConfigProperties 93.48% 172 184
com.clickhouse.client.api.ClientConfigProperties.new ClientConfigProperties() {...} 100.00% 8 8
com.clickhouse.client.api.ClientException 100.00% 4 4
com.clickhouse.client.api.ClientFaultCause 100.00% 7 7
com.clickhouse.client.api.ClientMisconfigurationException 100.00% 4 4
com.clickhouse.client.api.command.CommandResponse 46.67% 7 15
com.clickhouse.client.api.command.CommandSettings 100.00% 1 1
com.clickhouse.client.api.ConnectionInitiationException 50.00% 3 6
com.clickhouse.client.api.ConnectionReuseStrategy 100.00% 3 3
com.clickhouse.client.api.data_formats.internal.AbstractBinaryFormatReader 71.67% 215 300
com.clickhouse.client.api.data_formats.internal.AbstractBinaryFormatReader.RecordWrapper 50.00% 17 34
com.clickhouse.client.api.data_formats.internal.BinaryReaderBackedRecord 13.75% 11 80
com.clickhouse.client.api.data_formats.internal.BinaryStreamReader 65.03% 238 366
com.clickhouse.client.api.data_formats.internal.BinaryStreamReader.ArrayValue 74.19% 23 31
com.clickhouse.client.api.data_formats.internal.BinaryStreamReader.CachingByteBufferAllocator 100.00% 8 8
com.clickhouse.client.api.data_formats.internal.BinaryStreamReader.DefaultByteBufferAllocator 100.00% 2 2
com.clickhouse.client.api.data_formats.internal.BinaryStreamReader.EnumValue 77.78% 7 9
com.clickhouse.client.api.data_formats.internal.InetAddressConverter 66.67% 18 27
com.clickhouse.client.api.data_formats.internal.MapBackedRecord 25.60% 32 125
com.clickhouse.client.api.data_formats.internal.NumberConverter 86.81% 79 91
com.clickhouse.client.api.data_formats.internal.NumberConverter.NumberType 100.00% 7 7
com.clickhouse.client.api.data_formats.internal.ProcessParser 80.00% 32 40
com.clickhouse.client.api.data_formats.internal.SerializerUtils 56.13% 394 702
com.clickhouse.client.api.data_formats.internal.SerializerUtils.DynamicClassLoader 100.00% 3 3
com.clickhouse.client.api.data_formats.NativeFormatReader 80.77% 42 52
com.clickhouse.client.api.data_formats.NativeFormatReader.Block 66.67% 12 18
com.clickhouse.client.api.data_formats.RowBinaryFormatReader 15.79% 3 19
com.clickhouse.client.api.data_formats.RowBinaryFormatSerializer 17.27% 19 110
com.clickhouse.client.api.data_formats.RowBinaryFormatWriter 27.84% 27 97
com.clickhouse.client.api.data_formats.RowBinaryFormatWriter.InputStreamHolder 0.00% 4
com.clickhouse.client.api.data_formats.RowBinaryFormatWriter.ReaderHolder 0.00% 4
com.clickhouse.client.api.data_formats.RowBinaryWithNamesAndTypesFormatReader 90.91% 20 22
com.clickhouse.client.api.data_formats.RowBinaryWithNamesFormatReader 56.52% 13 23
com.clickhouse.client.api.DataStreamWriter 0.00% 1
com.clickhouse.client.api.DataTransferException 50.00% 2 4
com.clickhouse.client.api.DataTypeUtils 58.06% 18 31
com.clickhouse.client.api.enums.Protocol 100.00% 2 2
com.clickhouse.client.api.enums.ProxyType 100.00% 3 3
com.clickhouse.client.api.http.ClickHouseHttpProto 0.00% 1
com.clickhouse.client.api.insert.InsertResponse 58.33% 7 12
com.clickhouse.client.api.insert.InsertSettings 73.33% 44 60
com.clickhouse.client.api.internal.BasicObjectsPool 0.00% 11
com.clickhouse.client.api.internal.CachingObjectsSupplier 0.00% 10
com.clickhouse.client.api.internal.ClickHouseLZ4InputStream 85.33% 64 75
com.clickhouse.client.api.internal.ClickHouseLZ4OutputStream 92.31% 60 65
com.clickhouse.client.api.internal.ClientStatisticsHolder 50.00% 7 14
com.clickhouse.client.api.internal.EnvUtils 0.00% 14
com.clickhouse.client.api.internal.Gauge 66.67% 4 6
com.clickhouse.client.api.internal.HttpAPIClientHelper 85.89% 341 397
com.clickhouse.client.api.internal.HttpAPIClientHelper.CustomSSLConnectionFactory 0.00% 9
com.clickhouse.client.api.internal.HttpAPIClientHelper.DummySSLConnectionSocketFactory 0.00% 3
com.clickhouse.client.api.internal.HttpAPIClientHelper.MeteredManagedHttpClientConnectionFactory 50.00% 7 14
com.clickhouse.client.api.internal.LZ4Entity 86.84% 33 38
com.clickhouse.client.api.internal.MapUtils 37.10% 23 62
com.clickhouse.client.api.internal.ServerSettings 0.00% 1
com.clickhouse.client.api.internal.StopWatch 66.67% 10 15
com.clickhouse.client.api.internal.TableSchemaParser 85.71% 18 21
com.clickhouse.client.api.internal.ValidationUtils 30.00% 6 20
com.clickhouse.client.api.internal.ValidationUtils.SettingsValidationException 0.00% 3
com.clickhouse.client.api.metadata.DefaultColumnToMethodMatchingStrategy 100.00% 13 13
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com.clickhouse.client.api.metadata.TableSchema 84.85% 28 33
com.clickhouse.client.api.metrics.ClientMetrics 100.00% 7 7
com.clickhouse.client.api.metrics.MicrometerLoader 90.91% 40 44
com.clickhouse.client.api.metrics.OperationMetrics 94.12% 16 17
com.clickhouse.client.api.metrics.ServerMetrics 100.00% 12 12
com.clickhouse.client.api.query.NullValueException 50.00% 2 4
com.clickhouse.client.api.query.QueryResponse 66.67% 24 36
com.clickhouse.client.api.query.QuerySettings 55.88% 38 68
com.clickhouse.client.api.query.QueryStatement 0.00% 4
com.clickhouse.client.api.query.Records 61.90% 13 21
com.clickhouse.client.api.query.Records.new Iterator() {...} 100.00% 5 5
com.clickhouse.client.api.serde.DataSerializationException 0.00% 6
com.clickhouse.client.api.serde.POJOSerDe 97.96% 48 49
com.clickhouse.client.api.serde.SerializerNotFoundException 0.00% 2
com.clickhouse.client.api.ServerException 84.62% 11 13
com.clickhouse.client.api.sql.SQLUtils 90.32% 28 31
com.clickhouse.client.api.transport.HttpEndpoint 83.33% 10 12
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JDBC V2 Coverage

Coverage Report

Package Coverage Lines Covered Total Lines
com.clickhouse.data 29.41% 5 17
com.clickhouse.jdbc 51.45% 959 1864
com.clickhouse.jdbc.internal 31.15% 3639 11683
com.clickhouse.jdbc.metadata 42.38% 178 420
com.clickhouse.jdbc.types 32.00% 8 25
Class Coverage
Class Coverage Lines Covered Total Lines
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com.clickhouse.jdbc.ConnectionImpl 72.27% 172 238
com.clickhouse.jdbc.DataSourceImpl 96.15% 25 26
com.clickhouse.jdbc.Driver 65.22% 30 46
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com.clickhouse.jdbc.internal.ClickHouseParser.AlterTableClauseAttachContext 0.00% 9
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com.clickhouse.jdbc.internal.ClickHouseParser.AlterTableClauseClearProjectionContext 0.00% 12
com.clickhouse.jdbc.internal.ClickHouseParser.AlterTableClauseCommentContext 0.00% 11
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com.clickhouse.jdbc.internal.ClickHouseParser.AlterTableClauseDeleteContext 62.50% 5 8
com.clickhouse.jdbc.internal.ClickHouseParser.AlterTableClauseDetachContext 0.00% 7
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com.clickhouse.jdbc.internal.ClickHouseParser.AlterTableClauseMaterializeIndexContext 0.00% 12
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com.clickhouse.jdbc.internal.ClickHouseParser.AlterTableClauseModifyCodecContext 0.00% 11
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com.clickhouse.jdbc.internal.ClickHouseParser.ColumnArgListContext 46.15% 6 13
com.clickhouse.jdbc.internal.ClickHouseParser.ColumnExprAliasContext 55.56% 5 9
com.clickhouse.jdbc.internal.ClickHouseParser.ColumnExprAndContext 62.50% 5 8
com.clickhouse.jdbc.internal.ClickHouseParser.ColumnExprArrayAccessContext 0.00% 9
com.clickhouse.jdbc.internal.ClickHouseParser.ColumnExprArrayContext 0.00% 8
com.clickhouse.jdbc.internal.ClickHouseParser.ColumnExprAsteriskContext 62.50% 5 8
com.clickhouse.jdbc.internal.ClickHouseParser.ColumnExprBetweenContext 0.00% 10
com.clickhouse.jdbc.internal.ClickHouseParser.ColumnExprCaseContext 0.00% 14
com.clickhouse.jdbc.internal.ClickHouseParser.ColumnExprCast2Context 62.50% 5 8
com.clickhouse.jdbc.internal.ClickHouseParser.ColumnExprCastContext 45.45% 5 11
com.clickhouse.jdbc.internal.ClickHouseParser.ColumnExprContext 83.33% 5 6
com.clickhouse.jdbc.internal.ClickHouseParser.ColumnExprDateContext 0.00% 7
com.clickhouse.jdbc.internal.ClickHouseParser.ColumnExprExtractContext 0.00% 11
com.clickhouse.jdbc.internal.ClickHouseParser.ColumnExprFunctionContext 38.46% 5 13
com.clickhouse.jdbc.internal.ClickHouseParser.ColumnExprIdentifierContext 83.33% 5 6
com.clickhouse.jdbc.internal.ClickHouseParser.ColumnExprIntervalContext 62.50% 5 8
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com.clickhouse.jdbc.internal.ClickHouseParser.ColumnExprLiteralContext 83.33% 5 6
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com.clickhouse.jdbc.internal.ClickHouseParser.ColumnExprNotContext 0.00% 7
com.clickhouse.jdbc.internal.ClickHouseParser.ColumnExprOrContext 62.50% 5 8
com.clickhouse.jdbc.internal.ClickHouseParser.ColumnExprParamContext 62.50% 5 8
com.clickhouse.jdbc.internal.ClickHouseParser.ColumnExprParensContext 62.50% 5 8
com.clickhouse.jdbc.internal.ClickHouseParser.ColumnExprPrecedence1Context 0.00% 10
com.clickhouse.jdbc.internal.ClickHouseParser.ColumnExprPrecedence2Context 50.00% 5 10
com.clickhouse.jdbc.internal.ClickHouseParser.ColumnExprPrecedence3Context 26.32% 5 19
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com.clickhouse.jdbc.internal.ClickHouseParser.DatabaseIdentifierContext 75.00% 6 8
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com.clickhouse.jdbc.internal.ClickHouseParser.DropTableStmtContext 26.32% 5 19
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com.clickhouse.jdbc.internal.ClickHouseParser.GrantStmtContext 25.00% 6 24
com.clickhouse.jdbc.internal.ClickHouseParser.GrantTableIdentifierContext 50.00% 6 12
com.clickhouse.jdbc.internal.ClickHouseParser.GroupByClauseContext 42.86% 6 14
com.clickhouse.jdbc.internal.ClickHouseParser.HavingClauseContext 0.00% 9
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com.clickhouse.jdbc.internal.ClickHouseParser.InserParameterExprContext 62.50% 5 8
com.clickhouse.jdbc.internal.ClickHouseParser.InsertParameterContext 83.33% 5 6
com.clickhouse.jdbc.internal.ClickHouseParser.InsertParameterFuncExprContext 55.56% 5 9
com.clickhouse.jdbc.internal.ClickHouseParser.InsertRawValueContext 83.33% 5 6
com.clickhouse.jdbc.internal.ClickHouseParser.InsertStmtContext 53.33% 8 15
com.clickhouse.jdbc.internal.ClickHouseParser.IntervalContext 40.00% 6 15
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com.clickhouse.jdbc.internal.ClickHouseParser.SelectUnionStmtContext 40.00% 6 15
com.clickhouse.jdbc.internal.ClickHouseParser.SetRolesListContext 0.00% 11
com.clickhouse.jdbc.internal.ClickHouseParser.SetRoleStmtContext 33.33% 7 21
com.clickhouse.jdbc.internal.ClickHouseParser.SetStmtContext 0.00% 9
com.clickhouse.jdbc.internal.ClickHouseParser.SettingExprContext 0.00% 10
com.clickhouse.jdbc.internal.ClickHouseParser.SettingExprListContext 0.00% 11
com.clickhouse.jdbc.internal.ClickHouseParser.SettingsClauseContext 0.00% 9
com.clickhouse.jdbc.internal.ClickHouseParser.ShowCreateDatabaseStmtContext 0.00% 9
com.clickhouse.jdbc.internal.ClickHouseParser.ShowCreateDictionaryStmtContext 0.00% 9
com.clickhouse.jdbc.internal.ClickHouseParser.ShowCreateTableStmtContext 0.00% 10
com.clickhouse.jdbc.internal.ClickHouseParser.ShowDatabasesStmtContext 0.00% 7
com.clickhouse.jdbc.internal.ClickHouseParser.ShowDictionariesStmtContext 0.00% 9
com.clickhouse.jdbc.internal.ClickHouseParser.ShowPrivilegeContext 0.00% 25
com.clickhouse.jdbc.internal.ClickHouseParser.ShowStmtContext 83.33% 5 6
com.clickhouse.jdbc.internal.ClickHouseParser.ShowTablesStmtContext 33.33% 5 15
com.clickhouse.jdbc.internal.ClickHouseParser.SourceClauseContext 0.00% 15
com.clickhouse.jdbc.internal.ClickHouseParser.SourcePrivilegeContext 0.00% 25
com.clickhouse.jdbc.internal.ClickHouseParser.SubqueryClauseContext 0.00% 9
com.clickhouse.jdbc.internal.ClickHouseParser.SystemPrivilegeContext 0.00% 81
com.clickhouse.jdbc.internal.ClickHouseParser.SystemStmtContext 25.00% 6 24
com.clickhouse.jdbc.internal.ClickHouseParser.TableArgExprContext 60.00% 6 10
com.clickhouse.jdbc.internal.ClickHouseParser.TableArgListContext 54.55% 6 11
com.clickhouse.jdbc.internal.ClickHouseParser.TableColumnDfntContext 40.00% 6 15
com.clickhouse.jdbc.internal.ClickHouseParser.TableColumnPropertyExprContext 54.55% 6 11
com.clickhouse.jdbc.internal.ClickHouseParser.TableColumnPropertyTypeContext 0.00% 13
com.clickhouse.jdbc.internal.ClickHouseParser.TableElementExprColumnContext 83.33% 5 6
com.clickhouse.jdbc.internal.ClickHouseParser.TableElementExprConstraintContext 0.00% 9
com.clickhouse.jdbc.internal.ClickHouseParser.TableElementExprContext 83.33% 5 6
com.clickhouse.jdbc.internal.ClickHouseParser.TableElementExprIndexContext 0.00% 7
com.clickhouse.jdbc.internal.ClickHouseParser.TableElementExprProjectionContext 0.00% 7
com.clickhouse.jdbc.internal.ClickHouseParser.TableExprAliasContext 55.56% 5 9
com.clickhouse.jdbc.internal.ClickHouseParser.TableExprContext 83.33% 5 6
com.clickhouse.jdbc.internal.ClickHouseParser.TableExprFunctionContext 83.33% 5 6
com.clickhouse.jdbc.internal.ClickHouseParser.TableExprIdentifierContext 100.00% 6 6
com.clickhouse.jdbc.internal.ClickHouseParser.TableExprSubqueryContext 0.00% 8
com.clickhouse.jdbc.internal.ClickHouseParser.TableFunctionExprContext 54.55% 6 11
com.clickhouse.jdbc.internal.ClickHouseParser.TableIdentifierContext 60.00% 6 10
com.clickhouse.jdbc.internal.ClickHouseParser.TableIndexDfntContext 0.00% 13
com.clickhouse.jdbc.internal.ClickHouseParser.TableProjectionDfntContext 0.00% 9
com.clickhouse.jdbc.internal.ClickHouseParser.TableSchemaClauseContext 83.33% 5 6
com.clickhouse.jdbc.internal.ClickHouseParser.TopClauseContext 0.00% 11
com.clickhouse.jdbc.internal.ClickHouseParser.TruncateStmtContext 42.86% 6 14
com.clickhouse.jdbc.internal.ClickHouseParser.TtlClauseContext 0.00% 12
com.clickhouse.jdbc.internal.ClickHouseParser.TtlExprContext 0.00% 13
com.clickhouse.jdbc.internal.ClickHouseParser.UserCreateGranteesClauseContext 0.00% 19
com.clickhouse.jdbc.internal.ClickHouseParser.UserCreateHostClauseContext 0.00% 14
com.clickhouse.jdbc.internal.ClickHouseParser.UserCreateHostDefContext 0.00% 13
com.clickhouse.jdbc.internal.ClickHouseParser.UserIdentifiedClauseContext 27.27% 6 22
com.clickhouse.jdbc.internal.ClickHouseParser.UserIdentifiedWithClauseContext 17.14% 6 35
com.clickhouse.jdbc.internal.ClickHouseParser.UserIdentifierContext 66.67% 6 9
com.clickhouse.jdbc.internal.ClickHouseParser.UseStmtContext 77.78% 7 9
com.clickhouse.jdbc.internal.ClickHouseParser.UuidClauseContext 0.00% 9
com.clickhouse.jdbc.internal.ClickHouseParser.ValidUntilClauseContext 0.00% 10
com.clickhouse.jdbc.internal.ClickHouseParser.WatchStmtContext 0.00% 12
com.clickhouse.jdbc.internal.ClickHouseParser.WhereClauseContext 66.67% 6 9
com.clickhouse.jdbc.internal.ClickHouseParser.WindowClauseContext 0.00% 13
com.clickhouse.jdbc.internal.ClickHouseParser.WindowExprContext 0.00% 10
com.clickhouse.jdbc.internal.ClickHouseParser.WinFrameBoundContext 0.00% 13
com.clickhouse.jdbc.internal.ClickHouseParser.WinFrameClauseContext 0.00% 10
com.clickhouse.jdbc.internal.ClickHouseParser.WinFrameExtendContext 0.00% 6
com.clickhouse.jdbc.internal.ClickHouseParser.WinOrderByClauseContext 0.00% 10
com.clickhouse.jdbc.internal.ClickHouseParser.WinPartitionByClauseContext 0.00% 10
com.clickhouse.jdbc.internal.ClickHouseParser.WithClauseContext 66.67% 6 9
com.clickhouse.jdbc.internal.ClickHouseParserBaseListener 42.74% 209 489
com.clickhouse.jdbc.internal.ClientInfoProperties 100.00% 12 12
com.clickhouse.jdbc.internal.DriverProperties 94.12% 16 17
com.clickhouse.jdbc.internal.ExceptionUtils 69.57% 16 23
com.clickhouse.jdbc.internal.JdbcConfiguration 95.52% 128 134
com.clickhouse.jdbc.internal.JdbcUtils 87.43% 153 175
com.clickhouse.jdbc.internal.MetadataResultSet 70.00% 28 40
com.clickhouse.jdbc.internal.MetadataResultSet.OverridingSchemaAdaptor 55.00% 11 20
com.clickhouse.jdbc.internal.ParsedPreparedStatement 86.60% 84 97
com.clickhouse.jdbc.internal.ParsedStatement 55.26% 21 38
com.clickhouse.jdbc.internal.SqlParser 100.00% 16 16
com.clickhouse.jdbc.internal.SqlParser.ParserErrorListener 100.00% 2 2
com.clickhouse.jdbc.JdbcV2Wrapper 100.00% 4 4
com.clickhouse.jdbc.metadata.DatabaseMetaDataImpl 37.61% 129 343
com.clickhouse.jdbc.metadata.ParameterMetaDataImpl 100.00% 23 23
com.clickhouse.jdbc.metadata.ResultSetMetaDataImpl 48.15% 26 54
com.clickhouse.jdbc.PreparedStatementImpl 68.71% 303 441
com.clickhouse.jdbc.ResultSetImpl 23.93% 156 652
com.clickhouse.jdbc.StatementImpl 83.61% 199 238
com.clickhouse.jdbc.types.Array 32.00% 8 25
com.clickhouse.jdbc.WriterStatementImpl 28.85% 60 208
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JDBC V1 Coverage

Coverage Report

Package Coverage Lines Covered Total Lines
com.clickhouse.jdbc 34.84% 930 2669
com.clickhouse.jdbc.internal 63.39% 1333 2103
com.clickhouse.jdbc.parser 68.20% 4481 6570
Class Coverage
Class Coverage Lines Covered Total Lines
com.clickhouse.jdbc.AbstractResultSet 1.33% 3 226
com.clickhouse.jdbc.ClickHouseArray 34.62% 9 26
com.clickhouse.jdbc.ClickHouseBlob 0.00% 12
com.clickhouse.jdbc.ClickHouseClob 0.00% 14
com.clickhouse.jdbc.ClickHouseConnection 52.78% 19 36
com.clickhouse.jdbc.ClickHouseDatabaseMetaData 47.31% 185 391
com.clickhouse.jdbc.ClickHouseDataSource 41.18% 7 17
com.clickhouse.jdbc.ClickHouseDriver 72.73% 40 55
com.clickhouse.jdbc.ClickHousePreparedStatement 16.67% 13 78
com.clickhouse.jdbc.ClickHouseResultSet 64.84% 166 256
com.clickhouse.jdbc.ClickHouseResultSetMetaData 34.21% 13 38
com.clickhouse.jdbc.ClickHouseScrollableResultSet 0.00% 17
com.clickhouse.jdbc.ClickHouseStatement 0.00% 1
com.clickhouse.jdbc.ClickHouseStruct 71.43% 5 7
com.clickhouse.jdbc.ClickHouseXml 0.00% 10
com.clickhouse.jdbc.CombinedResultSet 51.88% 83 160
com.clickhouse.jdbc.DataSourceV1 69.70% 23 33
com.clickhouse.jdbc.DriverV1 40.63% 39 96
com.clickhouse.jdbc.DriverV1.FrameworksDetection 90.91% 10 11
com.clickhouse.jdbc.internal.AbstractPreparedStatement 27.59% 16 58
com.clickhouse.jdbc.internal.ClickHouseConnectionImpl 66.61% 375 563
com.clickhouse.jdbc.internal.ClickHouseJdbcUrlParser 100.00% 29 29
com.clickhouse.jdbc.internal.ClickHouseJdbcUrlParser.ConnectionInfo 100.00% 18 18
com.clickhouse.jdbc.internal.ClickHouseParameterMetaData 70.37% 19 27
com.clickhouse.jdbc.internal.ClickHouseStatementImpl 61.00% 280 459
com.clickhouse.jdbc.internal.InputBasedPreparedStatement 71.76% 183 255
com.clickhouse.jdbc.internal.JdbcSavepoint 100.00% 14 14
com.clickhouse.jdbc.internal.JdbcTransaction 72.50% 58 80
com.clickhouse.jdbc.internal.SqlBasedPreparedStatement 68.60% 236 344
com.clickhouse.jdbc.internal.StreamBasedPreparedStatement 45.21% 66 146
com.clickhouse.jdbc.internal.TableBasedPreparedStatement 35.45% 39 110
com.clickhouse.jdbc.JdbcConfig 71.84% 74 103
com.clickhouse.jdbc.JdbcParameterizedQuery 67.78% 61 90
com.clickhouse.jdbc.JdbcParseHandler 95.12% 78 82
com.clickhouse.jdbc.JdbcTypeMapping 33.57% 47 140
com.clickhouse.jdbc.JdbcTypeMapping.AnsiTypeMapping 17.39% 20 115
com.clickhouse.jdbc.JdbcTypeMapping.InstanceHolder 100.00% 3 3
com.clickhouse.jdbc.JdbcWrapper 20.00% 1 5
com.clickhouse.jdbc.Main 0.00% 60
com.clickhouse.jdbc.Main.GenericQuery 0.00% 114
com.clickhouse.jdbc.Main.Int8Query 0.00% 59
com.clickhouse.jdbc.Main.MixedQuery 0.00% 89
com.clickhouse.jdbc.Main.Options 0.00% 124
com.clickhouse.jdbc.Main.Pojo 0.00% 25
com.clickhouse.jdbc.Main.StringQuery 0.00% 57
com.clickhouse.jdbc.Main.UInt64Query 0.00% 57
com.clickhouse.jdbc.parser.AbstractCharStream 44.44% 88 198
com.clickhouse.jdbc.parser.ClickHouseSqlParser 67.75% 2771 4090
com.clickhouse.jdbc.parser.ClickHouseSqlParserConstants 100.00% 1 1
com.clickhouse.jdbc.parser.ClickHouseSqlParserTokenManager 74.89% 1426 1904
com.clickhouse.jdbc.parser.ClickHouseSqlStatement 69.93% 100 143
com.clickhouse.jdbc.parser.ClickHouseSqlUtils 100.00% 28 28
com.clickhouse.jdbc.parser.LanguageType 100.00% 6 6
com.clickhouse.jdbc.parser.OperationType 100.00% 2 2
com.clickhouse.jdbc.parser.ParseException 3.95% 3 76
com.clickhouse.jdbc.parser.ParseHandler 75.00% 3 4
com.clickhouse.jdbc.parser.SimpleCharStream 30.00% 9 30
com.clickhouse.jdbc.parser.StatementType 97.30% 36 37
com.clickhouse.jdbc.parser.Token 66.67% 8 12
com.clickhouse.jdbc.parser.TokenMgrException 0.00% 39
com.clickhouse.jdbc.SqlExceptionUtils 50.00% 31 62
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Client V1 Coverage

Coverage Report

Package Coverage Lines Covered Total Lines
com.clickhouse.client 51.93% 2108 4059
com.clickhouse.client.config 70.57% 199 282
com.clickhouse.client.naming 86.96% 20 23
Class Coverage
Class Coverage Lines Covered Total Lines
com.clickhouse.client.AbstractClient 63.93% 78 122
com.clickhouse.client.AbstractSocketClient 3.13% 7 224
com.clickhouse.client.AbstractSocketClient.SocketRequest 0.00% 8
com.clickhouse.client.ClickHouseClient 10.87% 30 276
com.clickhouse.client.ClickHouseClientBuilder 62.65% 52 83
com.clickhouse.client.ClickHouseClientBuilder.Agent 19.05% 28 147
com.clickhouse.client.ClickHouseClientBuilder.DummyClient 53.85% 7 13
com.clickhouse.client.ClickHouseCluster 40.98% 25 61
com.clickhouse.client.ClickHouseConfig 80.93% 208 257
com.clickhouse.client.ClickHouseConfig.ClientOptions 66.67% 14 21
com.clickhouse.client.ClickHouseCredentials 60.00% 18 30
com.clickhouse.client.ClickHouseDnsResolver 41.67% 5 12
com.clickhouse.client.ClickHouseException 74.58% 44 59
com.clickhouse.client.ClickHouseLoadBalancingPolicy 67.06% 57 85
com.clickhouse.client.ClickHouseLoadBalancingPolicy.DefaultPolicy 100.00% 2 2
com.clickhouse.client.ClickHouseLoadBalancingPolicy.FirstAlivePolicy 95.24% 20 21
com.clickhouse.client.ClickHouseLoadBalancingPolicy.RandomPolicy 100.00% 6 6
com.clickhouse.client.ClickHouseLoadBalancingPolicy.RoundRobinPolicy 92.86% 13 14
com.clickhouse.client.ClickHouseNode 80.45% 284 353
com.clickhouse.client.ClickHouseNode.Builder 66.67% 68 102
com.clickhouse.client.ClickHouseNode.Status 100.00% 5 5
com.clickhouse.client.ClickHouseNodes 54.40% 204 375
com.clickhouse.client.ClickHouseNodeSelector 89.77% 79 88
com.clickhouse.client.ClickHouseParameterizedQuery 76.32% 174 228
com.clickhouse.client.ClickHouseParameterizedQuery.QueryPart 62.50% 15 24
com.clickhouse.client.ClickHouseProtocol 97.06% 33 34
com.clickhouse.client.ClickHouseRequest 55.84% 330 591
com.clickhouse.client.ClickHouseRequest.Mutation 83.33% 90 108
com.clickhouse.client.ClickHouseRequest.PipedWriter 100.00% 7 7
com.clickhouse.client.ClickHouseRequestManager 0.00% 22
com.clickhouse.client.ClickHouseRequestManager.InstanceHolder 0.00% 2
com.clickhouse.client.ClickHouseResponse 18.18% 2 11
com.clickhouse.client.ClickHouseResponse.new ClickHouseResponse() {...} 33.33% 3 9
com.clickhouse.client.ClickHouseResponseSummary 85.00% 51 60
com.clickhouse.client.ClickHouseResponseSummary.Progress 92.00% 23 25
com.clickhouse.client.ClickHouseResponseSummary.Statistics 64.71% 11 17
com.clickhouse.client.ClickHouseSimpleResponse 48.57% 34 70
com.clickhouse.client.ClickHouseSslContextProvider 90.91% 10 11
com.clickhouse.client.ClickHouseStreamResponse 0.00% 47
com.clickhouse.client.ClickHouseTransaction 0.00% 220
com.clickhouse.client.ClickHouseTransaction.XID 0.00% 35
com.clickhouse.client.ClickHouseTransactionException 0.00% 11
com.clickhouse.client.ClickHouseVersionUtils 44.65% 71 159
com.clickhouse.client.config.ClickHouseClientOption 89.61% 138 154
com.clickhouse.client.config.ClickHouseDefaults 94.44% 34 36
com.clickhouse.client.config.ClickHouseDefaultSslContextProvider 24.69% 20 81
com.clickhouse.client.config.ClickHouseDefaultSslContextProvider.NonValidatingTrustManager 0.00% 4
com.clickhouse.client.config.ClickHouseHealthCheckMethod 100.00% 3 3
com.clickhouse.client.config.ClickHouseProxyType 100.00% 2 2
com.clickhouse.client.config.ClickHouseSslMode 100.00% 2 2
com.clickhouse.client.naming.SrvResolver 86.96% 20 23
com.clickhouse.client.UnsupportedProtocolException 0.00% 4
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sonarqubecloud bot commented Jul 30, 2025

Quality Gate Failed Quality Gate failed

Failed conditions
35.3% Coverage on New Code (required ≥ 80%)

See analysis details on SonarQube Cloud
mzitnik
mzitnik reviewed Jul 30, 2025
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Is there a way to reproduce the issue using tests?
@chernser
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chernser commented Jul 30, 2025

@mzitnik
yes. This PR actually caused by test failure on the latest version so I have not added new tests.
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mzitnik commented Jul 30, 2025

Can you mention what test it is
@chernser chernser requested a review from mzitnik July 30, 2025 14:11
@chernser chernser merged commit 4b71fb2 into main Jul 30, 2025
22 of 25 checks passed
@chernser chernser deleted the fix_error_reading branch July 30, 2025 14:13
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@chernser @mzitnik