modules/benchmarks/src/main/java/org/apache/ignite/internal/benchmarks/jmh/sql/tpch/TpchBenchmark.java (9 lines):
	- line 123: //        "2", // TODO: https://issues.apache.org/jira/browse/IGNITE-24731
	- line 126: //        "5", // TODO: https://issues.apache.org/jira/browse/IGNITE-24741
	- line 129: //        "8", // TODO: https://issues.apache.org/jira/browse/IGNITE-24746
	- line 130: //        "9", // TODO: https://issues.apache.org/jira/browse/IGNITE-24752
	- line 137: //        "16", // TODO: https://issues.apache.org/jira/browse/IGNITE-24753
	- line 138: //        "17", // TODO: https://issues.apache.org/jira/browse/IGNITE-24754
	- line 140: //        "19", // TODO: https://issues.apache.org/jira/browse/IGNITE-24756
	- line 141: //        "20", // TODO: https://issues.apache.org/jira/browse/IGNITE-24730
	- line 142: //        "21", // TODO: https://issues.apache.org/jira/browse/IGNITE-24757


modules/core/src/main/java/org/apache/ignite/internal/jdbc/thin/JdbcThinDatabaseMetadata.java (6 lines):
	- line 217: // TODO: IGNITE-6028
	- line 223: // TODO: IGNITE-6028
	- line 229: // TODO: IGNITE-6028
	- line 235: // TODO: IGNITE-6028
	- line 1386: // TODO: IGNITE-6028
	- line 1400: // TODO: IGNITE-6028


modules/core/src/main/java/org/apache/ignite/internal/binary/BinaryObjectOffheapImpl.java (4 lines):
	- line 149: throw new UnsupportedOperationException("TODO implement");
	- line 154: throw new UnsupportedOperationException("TODO implement");
	- line 160: throw new UnsupportedOperationException("TODO implement");
	- line 165: throw new UnsupportedOperationException("TODO implement");


modules/indexing/src/main/java/org/apache/ignite/internal/processors/query/h2/IgniteH2Indexing.java (3 lines):
	- line 774: // TODO https://issues.apache.org/jira/browse/IGNITE-11998
	- line 1973: //TODO: IGNITE-11176 - Need to support cancellation
	- line 2273: // TODO: IGNITE-11176 - Need to support cancellation


modules/calcite/src/main/java/org/apache/ignite/internal/processors/query/calcite/prepare/BaseDataContext.java (3 lines):
	- line 34: // TODO https://issues.apache.org/jira/browse/IGNITE-15276 Should be configurable.
	- line 41: // TODO https://issues.apache.org/jira/browse/IGNITE-15276 Support other locales.
	- line 48: // TODO https://issues.apache.org/jira/browse/IGNITE-15276 Should be propagated from the initiator node.


modules/core/src/main/java/org/apache/ignite/spi/discovery/tcp/ServerImpl.java (3 lines):
	- line 1127: // TODO IGNITE-11272
	- line 1878: // TODO IGNITE-11271
	- line 4930: // TODO IGNITE-11272


modules/core/src/main/java/org/apache/ignite/internal/util/offheap/unsafe/GridUnsafeMap.java (3 lines):
	- line 799: // TODO: GG-8123: Inlined as a workaround. Revert when 7u60 is released.
	- line 870: // TODO: GG-8123: Inlined as a workaround. Revert when 7u60 is released.
	- line 1516: // TODO: GG-8123: Inlined as a workaround. Revert when 7u60 is released.


modules/zookeeper/src/main/java/org/apache/ignite/spi/discovery/zk/internal/ZookeeperClient.java (3 lines):
	- line 308: //TODO ZK: https://issues.apache.org/jira/browse/IGNITE-8187
	- line 401: * TODO ZK: https://issues.apache.org/jira/browse/IGNITE-8187
	- line 623: //TODO ZK: https://issues.apache.org/jira/browse/IGNITE-8187


modules/core/src/main/java/org/apache/ignite/internal/managers/communication/IgniteIoTestMessage.java (2 lines):
	- line 251: * TODO: introduce direct message lifecycle API?
	- line 269: * TODO: introduce direct message lifecycle API?


modules/calcite/src/main/java/org/apache/ignite/internal/processors/query/calcite/rel/IgniteUnionAll.java (2 lines):
	- line 76: // Union node erases collation. TODO union all using merge sort algorythm
	- line 116: // Union node erases collation. TODO union all using merge sort algorythm


modules/core/src/main/java/org/apache/ignite/internal/util/nio/GridNioServer.java (2 lines):
	- line 2533: catch (Exception | Error e) { // TODO IGNITE-2659.
	- line 2600: catch (Exception | Error e) { // TODO IGNITE-2659.


modules/core/src/main/java/org/apache/ignite/spi/discovery/tcp/ClientImpl.java (2 lines):
	- line 1977: //TODO: https://issues.apache.org/jira/browse/IGNITE-9829
	- line 2706: //TODO: https://ggsystems.atlassian.net/browse/GG-22502


modules/core/src/main/java/org/apache/ignite/internal/util/nio/GridBufferedParser.java (2 lines):
	- line 44: private final ByteOrder order; // TODO: GG-6460
	- line 78: //res.order(order); // TODO: GG-6460


modules/core/src/main/java/org/jsr166/ConcurrentLinkedDeque8.java (2 lines):
	- line 647: // TODO: better HOP heuristics
	- line 873: // TODO: should we skip deleted nodes here?


modules/indexing/src/main/java/org/apache/ignite/internal/processors/query/h2/affinity/PartitionExtractor.java (2 lines):
	- line 195: // TODO: 09.04.19 IGNITE-11507: SQL: Ensure that affinity topology version doesn't change
	- line 196: // TODO: during PartitionResult construction/application.


modules/zookeeper/src/main/java/org/apache/ignite/spi/discovery/zk/internal/ZookeeperDiscoveryImpl.java (2 lines):
	- line 1023: // TODO ZK: https://issues.apache.org/jira/browse/IGNITE-8193
	- line 3792: // TODO ZK: https://issues.apache.org/jira/browse/IGNITE-8194


modules/core/src/main/java/org/apache/ignite/internal/processors/query/stat/hll/HLL.java (2 lines):
	- line 251: // TODO improve this cutoff to include the cost overhead of Java
	- line 676: // TODO: verify HLLs are compatible


modules/core/src/main/java/org/apache/ignite/internal/pagemem/wal/record/delta/MetaPageUpdatePartitionDataRecord.java (1 line):
	- line 39: /** TODO: Partition size may be long */


modules/calcite/src/main/java/org/apache/ignite/internal/processors/query/calcite/CalciteQueryProcessor.java (1 line):
	- line 164: // TODO: remove this after IGNITE-14277


modules/core/src/main/java/org/apache/ignite/internal/managers/discovery/GridDiscoveryManager.java (1 line):
	- line 570: //TODO could be optimized with more specific conditions.


modules/tools/src/main/java/org/apache/ignite/tools/ant/beautifier/GridJavadocAntTask.java (1 line):
	- line 194: // TODO: fix the description block location IGNITE-22650


modules/platforms/cpp/thin-client/src/impl/message.cpp (1 line):
	- line 353: // TODO: IGNITE-16995 Implement a RemoteFilter for ScanQuery


modules/core/src/main/java/org/apache/ignite/spi/discovery/tcp/internal/DiscoveryDataPacket.java (1 line):
	- line 411: * TODO https://issues.apache.org/jira/browse/IGNITE-4435


modules/core/src/main/java/org/apache/ignite/internal/processors/rest/GridRestProcessor.java (1 line):
	- line 414: // TODO: In IGNITE 3.0 we should check credentials only for AUTHENTICATE command.


modules/indexing/src/main/java/org/apache/ignite/internal/processors/query/h2/opt/GridLuceneFile.java (1 line):
	- line 120: // TODO: https://issues.apache.org/jira/browse/IGNITE-17362


modules/core/src/main/java/org/apache/ignite/spi/discovery/DiscoverySpi.java (1 line):
	- line 102: * TODO: This method should be removed from public API in Apache Ignite 3.0


modules/core/src/main/java/org/apache/ignite/internal/jdbc2/JdbcDatabaseMetadata.java (1 line):
	- line 794: // FIXME: IGNITE-10745


modules/calcite/src/main/java/org/apache/ignite/internal/processors/query/calcite/exec/exp/RexImpTable.java (1 line):
	- line 461: // TODO https://issues.apache.org/jira/browse/IGNITE-15551


modules/core/src/main/java/org/apache/ignite/internal/processors/performancestatistics/SystemViewFileWriter.java (1 line):
	- line 126: catch (AssertionError /* TODO: IGNITE-25152 */ | RuntimeException e) {


modules/rest-http/src/main/java/org/apache/ignite/internal/processors/rest/protocols/http/jetty/GridJettyRestHandler.java (1 line):
	- line 939: // TODO: In IGNITE 3.0 we should check credentials only for AUTHENTICATE command.


modules/core/src/main/java/org/apache/ignite/internal/processors/compress/FileSystemUtils.java (1 line):
	- line 112: // TODO maybe optimize for power of 2


modules/calcite/src/main/java/org/apache/ignite/internal/processors/query/calcite/util/RexUtils.java (1 line):
	- line 263: break; // TODO https://issues.apache.org/jira/browse/IGNITE-13568


modules/calcite/src/main/java/org/apache/ignite/internal/processors/query/calcite/sql/fun/IgniteStdSqlOperatorTable.java (1 line):
	- line 243: // TODO https://issues.apache.org/jira/browse/IGNITE-15551


modules/calcite/src/main/java/org/apache/ignite/internal/processors/query/calcite/prepare/PlannerPhase.java (1 line):
	- line 258: // TODO: https://issues.apache.org/jira/browse/IGNITE-16334 join rules ordering is significant here.


modules/core/src/main/java/org/apache/ignite/lang/IgniteAsyncSupported.java (1 line):
	- line 32: * TODO coding example.


modules/calcite/src/main/java/org/apache/ignite/internal/processors/query/calcite/rule/CorrelatedNestedLoopJoinRule.java (1 line):
	- line 53: /** TODO: https://issues.apache.org/jira/browse/IGNITE-14757 */


modules/core/src/main/java/org/apache/ignite/internal/processors/odbc/jdbc/JdbcRequestHandler.java (1 line):
	- line 252: // TODO IGNITE-9484 Do not create worker if there is a possibility to unbind TX from threads.


modules/calcite/src/main/java/org/apache/ignite/internal/processors/query/calcite/type/IgniteTypeFactory.java (1 line):
	- line 391: // TODO workaround for https://issues.apache.org/jira/browse/CALCITE-5297


modules/platforms/dotnet/Apache.Ignite.Linq/CacheLinqExtensions.cs (1 line):
	- line 224: .MakeGenericMethod(typeof(TKey), typeof(TValue)); // TODO: cache?


modules/core/src/main/java/org/apache/ignite/internal/binary/BinaryWriterExImpl.java (1 line):
	- line 1300: // TODO: Denis: Redundant data for each element of the array.


modules/calcite/src/main/java/org/apache/ignite/internal/processors/query/calcite/rule/logical/IgniteMultiJoinOptimizeRule.java (1 line):
	- line 293: // TODO: support with adoption of IGNITE-24210


modules/calcite/src/main/java/org/apache/ignite/internal/processors/query/calcite/exec/exp/IgniteRexBuilder.java (1 line):
	- line 55: // TODO Workaround for https://issues.apache.org/jira/browse/CALCITE-6714


modules/indexing/src/main/java/org/apache/ignite/internal/processors/query/h2/opt/H2IndexCostedBase.java (1 line):
	- line 314: // TODO:  IGNITE-14813 check not null expression (TableFilter contains only fullCondition without getter to check it)


modules/core/src/main/java/org/apache/ignite/internal/processors/platform/events/PlatformEvents.java (1 line):
	- line 121: // TODO: IGNITE-1410.


modules/core/src/main/java/org/apache/ignite/internal/util/OffheapReadWriteLock.java (1 line):
	- line 52: * TODO benchmark optimal spin count.


modules/core/src/main/java/org/apache/ignite/internal/pagemem/impl/PageMemoryNoStoreImpl.java (1 line):
	- line 370: // TODO pass an argument to decide whether the page should be cleaned.


modules/core/src/main/java/org/apache/ignite/internal/binary/BinaryContext.java (1 line):
	- line 744: //TODO: As a workaround for IGNITE-1358 we always check the predefined map before without checking 'userType'


modules/platforms/cpp/thin-client/src/impl/notification_handler.h (1 line):
	- line 177: // TODO: Add logging here once it's implemented.


modules/core/src/main/java/org/apache/ignite/internal/processors/odbc/odbc/OdbcRequestHandler.java (1 line):
	- line 182: // TODO IGNITE-9484 Do not create worker if there is a possibility to unbind TX from threads.


modules/core/src/main/java/org/apache/ignite/internal/processors/cluster/DiscoveryDataClusterState.java (1 line):
	- line 43: * TODO https://issues.apache.org/jira/browse/IGNITE-7640 This class must be immutable, transitionRes must be set by calling finish().