CHANGELOG.asciidoc

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= TinkerPop CHANGELOG

== TinkerPop 4.0.0 (Gremlin's Wildest Dreams)

image::https://raw.githubusercontent.com/apache/tinkerpop/master/docs/static/images/gremlins-wildest-dreams.png[width=185]

[[release-4-0-0]]
=== TinkerPop 4.0.0 (NOT OFFICIALLY RELEASED YET)

* Bumped SLF4j to 2.0.16.
* Modified grammar to make `discard()` usage more consistent as a filter step where it can now be used to chain additional traversal steps and be used anonymously.
* Bumped GMavenPlus to 4.1.1

[[release-4-0-0-beta-1]]
=== TinkerPop 4.0.0-beta.1 (January 17, 2025)

* Added support for deserialization of `Set` for `gremlin-javascript`.
* Added grammar-based `Translator` for all languages including explicit ones for Java and anonymization.
* Removed old `Translator` infrastructure.
* Removed grammar support for enums to be used as variables.
* Changed `valueMap` in grammar to disallow the `boolean` argument as a variable to avoid ambiguous step calls.
* Added integer overflow checks for `sum()`.
* Modified Gremlin Server to only support instantiation of `authentication.authenticationHandler` with three-arg constructor.
* Removed previously deprecated two-arg constructors for `authentication.authenticationHandler` implementations.
* Removed previously deprecated one-arg constructor for `AbstractAuthenticationHandler`.
* Renamed the traversal discarding `none()` step to `discard()`.
* Added new list filtering step `none()`.
* Replaced `gremlin-groovy` with `gremlin-lang` as the default language in `gremlin-server`.
* Changed `sum()` to retain the type common to the stream rather than always promoting to `long` given the need for it to multiple by the `long` bulk value for the traverser.
* Added support for `Set` in GraphSON and GraphBinary serialization for `gremlin-javascript`, where it previously just converted to array.
* Added `Set` syntax in `gremlin-language`.
* Modified RequestInterceptor to be a `UnaryOperator<HttpRequest>` to abstract the underlying implementation.
* Renamed `MergeStep` to `MergeElementStep` as it is a base class to `mergeV()` and `mergeE()`.
* Renamed `TraversalMergeStep` of `merge()` to `MergeStep` for consistency.
* Removed the `gremlin-archetype` module in favor of newer sample applications in each GLV's `examples` folder.
* Bumped to `commons-collection4`.
* Made `mergeE()` and `mergeV()` consistent in their use as a start step and as mid-traversal by always promoting the currently created or matched `Element` to the `onCreate` or `onMatch` child traversal.
* Switched to HTTP protocol in `gremlin-python` and replaced GraphSONV2, GraphSONV2 & GraphBinaryV1 with GraphBinaryV4
* Added support for chunked transfer in `gremlin-python`
* Added TypeScript & ECMAScript module support.
* Improved graph structures type definitions in TypeScript.
* Removed usage of `Bytecode` for Gremlin Server and Java GLV, script engines and `GremlinExecutor` will not be able to handle `Bytecode`.
* Removed `Bytecode` based authorization.
* Added `GremlinLang` which allows to generate gremlin-lang compatible string based on Traversal.
* Removed serialization support for `Bindings` and `Bytecode`.
* Changed `EmbeddedRemoteConnection` to prefer the grammar-based translator.
* Removed `Client.submit(Traversal)` as a mechanism for submitting traversal, prefer `DriverRemoteConnection` instead.
* Removed usage of `Bytecode` from `gremlin-python`.
* Added `auth` module in `gremlin-python` for pluggable authentication.
* Fixed `GremlinLangScriptEngine` handling for some strategies.
* Updated Docker test suite set-up in `gremlin-python` to work with HTTP driver/server.
* Updated `DateTime` serializers for Java and Python according to GraphBinaryV4.
* Defined GraphBinaryV4 specification.
* Defined GraphSONV4 specification.
* Update serializers for `label` of an `Element` as a singleton list of string for GraphBinaryV4.
* Added `bulked` byte to `Response Message` serialization for GraphBinaryV4.
* Added a `bulked` header set by cluster setting, as well as a with `bulked` request option to turn on the bulking of result data.
* Updated `List` and `BulkSet` serializers to implement `bulk` value flag for `List`.
* Renamed `maxContentLength` setting for Gremlin Driver to `maxResponseContentLength` and blocked incoming responses that are too large based on total response size.
* Renamed `maxContentLength` setting for Gremlin Server to `maxRequestContentLength`.
* Added missing strategies to the `TraversalStrategies` global cache as well as `CoreImports` in `gremlin-groovy`.
* Added missing strategies to `strategies.py` in `gremlin-python`.
* Updated `OptionsStrategy` in `gremlin-python` to take options directly as keyword arguments.
* Added static `instance()` method to `ElementIdStrategy` to an instance with the default configuration.
* Updated `ElementIdStrategy.getConfiguration()` to help with serialization.
* Updated `TraversalStrategyProxy` to utilize strategy names instead of strategy classes
* Established mechanism for using customer strategies in remote context by using `TraversalStrategyProxy` in Java, or `TraversalStrategy` in GLVs.
* Removed `minSize` setting for Gremlin Driver connection pool since connections are now short-lived HTTP connections
* Added `idleConnectionTimeout` setting for Gremlin Driver and automatic closing of idle connections
* Enabled TCP Keep-Alive in GremlinServer.

== TinkerPop 3.8.0 (NOT OFFICIALLY NAMED YET)

image::https://raw.githubusercontent.com/apache/tinkerpop/master/docs/static/images/gremlin-standing.png[width=185]

[[release-3-8.0]]
=== TinkerPop 3.8.0 (Release Date: NOT OFFICIALLY RELEASED YET)

This release also includes changes from <<release-3-7-XXX, 3.7.XXX>>.

* Added UUID() + UUID(value) to grammar
* Modified `TraversalStrategy` construction in Javascript where configurations are now supplied as a `Map` of options.
* Fixed bug in GraphSON v2 and v3 where full round trip of `TraversalStrategy` implementations was failing.
* Added missing strategies to the `TraversalStrategies` global cache as well as `CoreImports` in `gremlin-groovy`.
* Modified the `TraversalStrategy` format for GraphSON v2 and v3 so that it could work with `Bytecode` based requests.
* Added a `Class` serializer to GraphBinary in Javascript and modified the `TraversalStrategy` serializer to use it so that specification was properly satisfied.
* Added missing strategies to `strategies.py` in `gremlin-python`.
* Fixed fully qualified class names for `TraversalStrategy` names in `gremlin-dotnet`.
* Updated `OptionsStrategy` in `gremlin-python` to take options directly as keyword arguments.
* Added static `instance()` method to `ElementIdStrategy` to an instance with the default configuration.
* Updated `ElementIdStrategy.getConfiguration()` to help with serialization.
* Added grammar-based `Translator` for all languages including explicit ones for Java and anonymization.
* Deprecated `withEmbedded()` and `withRemote()` options on `AnonymousTraversalSource`.
* Added `with()` on `AnonymousTraversalSource` to cover both embedded and remote creation options.
* Added support for `Set` in GraphSON and GraphBinary serialization for `gremlin-javascript`, where it previously just converted to array.
* Added `Set` syntax in `gremlin-language`.
* Changed `sum()` to retain the type common to the stream rather than always promoting to `long` given the need for it to multiple by the `long` bulk value for the traverser.
* Removed the deprecated `withGraph()` option from `AnonymousTraversalSource`.
* Modified the `split()` step to split a string into a list of its characters if the given separator is an empty string.
* Changed `GremlinLangScriptEngine` via `GenericLiteralVisitor` to treat floating-point literals as `Double` by default instead of `BigDecimal` for better alignment with common programming language conventions.
* Modified the Gremlin grammar to to treat `Infinity` and `NaN` as floating-points.
* Added `withoutStrategies()` syntax to the Gremlin ANTLR grammar.
* Modified the Gremlin ANTLR grammar to more dynamically interact with any strategies registered globally to the `TraversalStrategies` cache sets.
* Made `new` keyword optional in the Gremlin grammar.
* Allowed keywords to be used as `Map` keys when defined using the shorthand without quotes.
* Added `prettyPrint()` method to `Tree` to produce a formatted string representation of the tree structure.
* Added integer overflow checks.
* Added missing strategies to the `TraversalStrategies` global cache as well as `CoreImports` in `gremlin-groovy`.
* Added missing strategies to `strategies.py` in `gremlin-python`.
* Updated `OptionsStrategy` in `gremlin-python` to take options directly as keyword arguments.
* Added static `instance()` method to `ElementIdStrategy` to an instance with the default configuration.
* Updated `ElementIdStrategy.getConfiguration()` to help with serialization.
* Fixed issue in `gremlin-go` where `Next()` didn't return the error from the server.
* Changed type for `ReservedKeysVerificationStrategy.keys` in .NET to take a `Set<string>` rather than `List<string>`.
* Fixed bug in `group()` value traversal of the second `by()` where a `CollectingBarrierStep` could produce an unexpected filtering effect when `ReducingBarrierStep` or `SupplyingBarrierStep` instances were not taken into account.
* Changed `DetachedFactory` to special case the handling of `ComputerAdjacentVertex` which doesn't carry properties but still needs to be detachable for OLAP cases.
* Deprecated `ProfilingAware.prepareForProfiling` method preferring to simply `resetBarrierFromValueTraversal` from the `Grouping` interface after strategy application.
* Deprecated `Date` in favor of `OffsetDateTime` as the default date type in core, `Date` is still supported as input to date steps for compatibility.
* Added and made `OffsetDateTime` serializers the default for existing date types in Python, Go, JavaScript, and .NET. `Date` is only used to deserialize from server.
* Added missing strategies in `gremlin-go`, updated certain strategies to take varargs and updated `GoTranslatorVisitor` for corresponding translations.
* Fixed `BigInt` and `BigDecimal` parsing in `gremlin-go` cucumber test suite, fixed `UnscaledValue` type in `BigDecimal` struct and added `ParseBigDecimal` method.
* Added validation to `valueMap()`/`propertyMap()`/`groupCount()` to prevent an invalid usage of multiple `by()` modulators.
* Added validation to `groupCount()`, `sack()` and `dedup()` to prevent an invalid usage of multiple `by()` modulators.
* Deprecated `ProcessLimitedStandardSuite` and `ProcessLimitedComputerSuite` in favor of `ProcessEmbeddedStandardSuite` and `ProcessEmbeddedComputerSuite` respectively.
* Deprecated `ProcessStandardSuite` and the `ProcessComputerSuite` in favor of Gherkin testing and the `ProcessEmbeddedStandardSuite` and `ProcessEmbeddedComputerSuite` for testing JVM-specific Gremlin behaviors.
* Removed lambda oriented Gremlin testing from Gherkin test suite.
* Moved all lambda oriented Gremlin tests to `LambdaStepTest` in the Java test suite.
* Removed the `@RemoteOnly` testing tag in Gherkin as lambda tests have all been moved to the Java test suite.
* Updated gremlin-javascript to use GraphBinary as default instead of GraphSONv3
* Renamed many types in the grammar for consistent use of terms "Literal", "Argument", and "Varargs"

== TinkerPop 3.7.0 (Gremfir Master of the Pan Flute)

image::https://raw.githubusercontent.com/apache/tinkerpop/master/docs/static/images/gremlin-zamfir.png[width=185]

[[release-3-7-4]]
=== TinkerPop 3.7.4 (NOT OFFICIALLY RELEASED YET)

* Added log entry in `WsAndHttpChannelizerHandler` to catch general errors that escape the handlers.
* Added a `MessageSizeEstimator` implementation to cover `Frame` allowing Gremlin Server to better estimate message sizes for the direct buffer.
* Improved logging around triggers of the `writeBufferHighWaterMark` so that they occur more than once but do not excessively fill the logs.
* Added server metrics to help better detect and diagnose write pauses due to the `writeBufferHighWaterMark`: `channels.paused`, `channels.total`, and `channels.write-pauses`.
* Changed `IdentityRemovalStrategy` to omit `IdentityStep` if only with `RepeatEndStep` under `RepeatStep`.
* Changed Gremlin grammar to make use of `g` to spawn child traversals a syntax error.
* Added `unexpected-response` handler to `ws` for `gremlin-javascript`
* Fixed bug in `TinkerTransactionGraph` where a read-only transaction may leave elements trapped in a "zombie transaction".
* Fixed bug in `gremlin.sh` where it couldn't accept a directory name containing spaces.
* Fixed issue in `gremlin-console` where it couldn't accept plugin files that included empty lines or invalid plugin names.
* Modified grammar to make `none()` usage more consistent as a filter step where it can now be used to chain additional traversal steps and be used anonymously.
* Added missing anonymous support for `disjunct()` in Python and Javascript.
* Fixed bug in 'gremlin-server.sh' to account for spaces in directory names.
* Deprecated `gremlin_python.process.__.has_key_` in favor of `gremlin_python.process.__.has_key`.
* Added `gremlin.spark.outputRepartition` configuration to customize the partitioning of HDFS files from `OutputRDD`.
* Allowed `mergeV()` and `mergeE()` to supply `null` in `Map` values.
* Change signature of `hasId(P<Object>)` and `hasValue(P<Object>)` to `hasId(P<?>)` and `hasValue(P<?>)`.
* Improved error message for when `emit()` is used without `repeat()`.
* Changed `PythonTranslator` to generate snake case step naming instead of camel case.
* Changed `gremlin-go` Client `ReadBufferSize` and `WriteBufferSize` defaults to 1048576 (1MB) to align with DriverRemoteConnection.
* Fixed bug in `IndexStep` which prevented Java serialization due to non-serializable lambda usage by creating serializable function classes.
* Fixed bug in `Operator` which was caused only a single method parameter to be Collection type checked instead of all parameters.
* Support hot reloading of SSL certificates.

[[release-3-7-3]]
=== TinkerPop 3.7.3 (October 23, 2024)

This release also includes changes from <<release-3-6-8, 3.6.8>>.

* Refactored mutation events registration by moving reusable code from relevant steps to `EventUtil`
* Opened `NoOpBarrierStep` for extensibility (removed `final` keyword).
* Deprecated public constructor for `SeedStrategy` in favor of builder pattern to be consistent with other strategies.
* Allowed specification of a customized Spark app name.
* Added getter method to `CoinStep` for its probability field.
* Prevented decimal values from being parsed by `asDate()`.
* Prevented specification of `Cardinality` to `option()` when not used in conjunction with `mergeV()`.
* Exposed a mechanism for providers to customize the assertion of error messages in feature tests.
* Attempted to detect JDK version for Gremlin Console to avoid problems with Java 17 if `neo4j-gremlin` is used.
* Fixed so that `TrimGlobalStep` and `TrimLocalStep` have the same character control handling as `Ltrim` and `Rtrim`
* Fixed a bug in `MaxLocalStep`, `MinLocalStep`, `MeanLocalStep` and `SumLocalStep` that it throws `NoSuchElementException` when encounters an empty iterator as input.
* Fixed cases where Map keys of incomparable types could panic in `gremlin-go`.
* Fixed an issue where missing necessary parameters for logging, resulting in '%!x(MISSING)' output in `gremlin-go`.
* Added getter method to `ConcatStep`, `ConjoinStep`, `SplitGlobalStep` and `SplitLocalStep` for their private fields.
* Fixed older driver GraphBinary compatibility problems where using `ReferenceElementStrategy`, properties on elements returned as `null` instead of empty `List`.
* Gremlin Server docker containers shutdown gracefully when receiving a SIGTERM.
* Added 'userProvidedLabel' property to detect if the default label was supplied explicitly or not.
* Added DefaultIdManager.STRING for proper string id creation/handling.
* Allowed specification of an `Operator` as a reducer in `withSideEffect` when parsing with the grammar.
* Fixed bug in Bytecode build logic where duplicate strategies were added instead of replacing the existing ones.
* Bump Groovy to 4.0.23

==== Bugs

* TINKERPOP-3035 Add explicit property(IDictionary) for .NET
* TINKERPOP-3050 security vulnerability in logback-core
* TINKERPOP-3051 security vulnerability in logback-classic
* TINKERPOP-3052 security vulnerability in ivy
* TINKERPOP-3053 security vulnerability in netty-codec-http2
* TINKERPOP-3076 Incorrect handling of large requests in Go GLV
* TINKERPOP-3077 Javascript translator incorrectly handle quotes, null and undefined values
* TINKERPOP-3079 The test `TraversalStrategiesTest#shouldAllowUserManipulationOfGlobalCache` is not idempotent, as it passes in the first run and fails in repeated runs in the same environment.
* TINKERPOP-3081 When using authentication, evaluationTimeout is ignored
* TINKERPOP-3089 min() and max() local forms not working properly with empty iterator input
* TINKERPOP-3090 trim() steps not handling unicode characters properly
* TINKERPOP-3093 optimization of readmap function
* TINKERPOP-3105 Running 3.6.x python-driver with 3.7.x server leads to deserialization errors
* TINKERPOP-3110 Incorrect Bytecode when multiple options are used in traversal
* TINKERPOP-3116 async_timeout not declared in gremlinpython dependencies

==== Improvements

* TINKERPOP-2700 WebSocket compression may lead to attacks (CRIME / BREACH)
* TINKERPOP-3041 Consistent construction of SeedStrategy
* TINKERPOP-3080 AggregateStep can support all Operators predefined in TinkerPop
* TINKERPOP-3082 Tinkerpop hardcoded the Spark AppName
* TINKERPOP-3086 Upgrade gremlin-python to newer Python interpreter
* TINKERPOP-3098 Gremlin Console bat file is missing log level configuration option
* TINKERPOP-3102 Cardinality input with mergeE step shouldn't be allowed.

[[release-3-7-2]]
=== TinkerPop 3.7.2 (April 8, 2024)

This release also includes changes from <<release-3-6-7, 3.6.7>>.

* Deprecated `ltrim()` and `rTrim()` in favor of `l_trim()` and `r_trim` in Python.
* Fixed bug in `onCreate` for `mergeV()` where use of the `Cardinality` functions was not properly handled.
* Fixed multiple concurrent initially requests caused authentication to fail.

==== Bugs

* TINKERPOP-2132 Authentication when using multiple threads fails
* TINKERPOP-2359 onShutDown not being called when docker container stopped
* TINKERPOP-2913 Ensure that if tx.commit() is called remotely it does not hang for graphs without transactions
* TINKERPOP-3012 Wrong hashCode implementation for DetachedVertexPropert
* TINKERPOP-3022 JavaTranslator failing for has(String, null)
* TINKERPOP-3025 l_trim() and r_trim() missing in python
* TINKERPOP-3026 checkAdjacentVertices is misconfigured for python in SubgraphStrategy
* TINKERPOP-3027 Pick.any should be any_()
* TINKERPOP-3029 Gremlin.Net: Traversal enumeration fails on .NET 8
* TINKERPOP-3031 Bad translation for g.tx()
* TINKERPOP-3039 Java driver won't propagate with args when using aliased client directly
* TINKERPOP-3049 onCreate for mergeV() doesn't handle Cardinality functions
* TINKERPOP-3054 RequestId serialization broken in Python GLV
* TINKERPOP-3056 mergeE is updating vertices in certain conditions
* TINKERPOP-3061 Concurrent queries will break authentication on javascript driver

==== Improvements

* TINKERPOP-2456 Add missing tests for queries
* TINKERPOP-2872 Inconsistency in comparing Elements in JavaScript tests
* TINKERPOP-2995 Create Sample Applications in each GLV
* TINKERPOP-3020 Incorrect tests
* TINKERPOP-3021 Publish ARM64 Gremlin Console Images
* TINKERPOP-3030 Update to .NET 8
* TINKERPOP-3068 Make serviceName and mergedParams public for provider usage in CallStep

[[release-3-7-1]]
=== TinkerPop 3.7.1 (November 20, 2023)

This release also includes changes from <<release-3-6-6, 3.6.6>> and <<release-3-5-8, 3.5.8>>.

* Added the `asString()`, `length()`, `toLower()`, and `toUpper()` steps to perform `String` manipulations.
* Added Gherkin parsing support for specific string results using `str[]`.
* Added the `trim()`, `lTrim()`, `rTrim()`, and `reverse()` steps to perform `String` manipulations.
* Added `replace()`, `split()` and `substring()` steps to perform `String` manipulations.
* Added `Scope` to `asString()`, `length()`, `toLower()`, `toUpper()`, `trim()`, `lTrim()`, `rTrim()`, replace()`, `split()` and `substring()` to allow `String` manipulation inside incoming lists.
* Update `concat()` to accept `Traversal` varargs.
* Corrected `concat()` signatures in `gremlin-dotnet`, `Concat()` is now used instead of `Concat<object>()`. *(breaking)*
* Update `concat()` to not special treat `inject` in arguments and use `TraversalUtil.apply` on it as with any other child traversals. *(breaking)*
* Added `format()` step to perform `String` manipulations.
* Checked graph features for meta-property support before trying to serialize them in `VertexPropertySerializer` for GraphBinary.
* Fixed multiline query bug in console caused by upgrade to Groovy 4.
* Added date manipulation steps `asDate`, `dateAdd` and `dateDiff`.
* Added new data type `DT` to represent periods of time.
* Added Gherkin support for Date.
* Extended `datetime()` function to produce a current server date.
* Added list filtering functions `all` and `any`.
* Added list/set functions `conjoin`, `combine`, `difference`, `disjunct`, `intersect`, `merge`, and `product`.
* Added getter for `isStart` on `UnionStep`.
* Added `NullVariableResolver` that will quietly produce a `null` for each variable found when parsing with the grammar.
* Changed the `@MultiMetaProperties` testing tag for Gherkin feature tests to instead be separate `@MetaProperties` and `@MultiProperties`.
* Added `agent` parameter to `DriverRemoteConnection` options to allow a user-provided `http.Agent` implementation.
* Fixed deserialization of element properties for GraphBinary.
* Fixed bug in `union()` as a start step where the `Path` was including the starting dummy traverser.
* Moved some TinkerGraph specific transaction tests from `TransactionMultiThreadedTest` to `TinkerTransactionGraphTest`
* Fixed incorrect read operations in some cases for `TinkerTransactionGraph`.
* Updated JavaScript tests to check equality on only id and class when comparing elements for consistency with other GLVs.
* Improved performance for `Element` comparison by comparing hashCode() prior to doing more expensive checks.

==== Bugs

* TINKERPOP-2811 ElementIdStrategy doesn't replace all references of an element's id with the specified custom id property
* TINKERPOP-2921 Filters not working when side-effect is used with group()
* TINKERPOP-2976 InvalidOperationException: Collection was modified in GraphBinary serialization
* TINKERPOP-2983 Upgrade Netty for Security Reasons
* TINKERPOP-2996 Golang Translator in core does not properly translate list arguments
* TINKERPOP-2999 3.7.0 Remote Console Sends Incomplete Queries
* TINKERPOP-3000 Issue with union step when using path().by()
* TINKERPOP-3001 Gremlin Console complains about missing serializers field
* TINKERPOP-3004 Low performance for queries with a large number of element comparisons
* TINKERPOP-3009 SubgraphStrategy produces excessive filtering when multiple labels are filtered upon
* TINKERPOP-3010 Move TinkerGraph specific transaction testing
* TINKERPOP-3013 Console not sending scripts to the server when :remote console is enabled
* TINKERPOP-3014 Dependencny jcl-over-slf4j in gremlin-core is declared but unused due to dependency conflict.
* TINKERPOP-3016 TinkerTransactionGraph can incorrectly handle some read operations.

==== Improvements

* TINKERPOP-2334 Add format() step
* TINKERPOP-2672 Add String Manipulation Steps to Gremlin
* TINKERPOP-2802 Support Adding Custom Serializer for Gremlin Go
* TINKERPOP-2830 Handle User-Agent from HTTP Requests to server
* TINKERPOP-2946 Resolve ordering issues in gherkin tests
* TINKERPOP-2951 Add translator to the Go GLV
* TINKERPOP-2964 Many TraversalParent's steps have a replaceLocalChild logic that can result in a new ChildTraversal having an ID that already exists.
* TINKERPOP-2978 Add List Manipulation Steps to Gremlin
* TINKERPOP-2979 Add Date Manipulation Steps to Gremlin
* TINKERPOP-2982 Allow gremlin-driver usage over HTTP
* TINKERPOP-2984 Replace Moq mocking library in .NET tests
* TINKERPOP-2986 StarGraph shall drop edge properties when dropping edges
* TINKERPOP-2988 Serialization error throws an Invalid OpProcessor exception when using stream() API
* TINKERPOP-2991 Reformat Javadoc link in reference docs
* TINKERPOP-2994 PartitionStrategy does not work with mergeV() and mergeE()
* TINKERPOP-2998 UnionStep.isStart needs a public getter
* TINKERPOP-3008 Update concat() to accept traversal varargs and remove special treatment of inject child traversals *(breaking)*

[[release-3-7.0]]
=== TinkerPop 3.7.0 (Release Date: July 31, 2023)

This release also includes changes from <<release-3-6-5, 3.6.5>> and <<release-3-5-7, 3.5.7>>.

* Allowed `mergeV()` and `property(Map)` to more easily define `Cardinality` values for properties for `onMatch` and `onCreate` options.
* Removed `connectOnStartup` configuration option from gremlin-javascript.
* Added marker interface `PBiPredicate` for predefined predicates.
* Changed `Gremlin.version()` to read from the more specifically named `tinkerpop-version` attribute.
* Added warning on vertex property cardinality mismatch when reading GraphML.
* Added a `union()` start step.
* Added the `concat()` step to perform `String` concatenations.
* Added `TinkerTransactionGraph`, a reference implementation of transactional `TinkerGraph`
* Replaced instances of Neo4j transaction graph with `TinkerTransactionGraph` for server, driver, and GLV integration tests
* Bumped to `ws` 8.x for `gremlin-javascript`.
* Added support for mid-traversal `E()`-steps to Gremlin core and GLV's.
* Added nullable annotations to Gremlin.NET.
* Bumped Objenesis to 3.3 in `gremlin-shaded`.
* Moved Java serializer, message and token classes from `gremlin-driver` to a new `gremlin-util` module.
* Moved `SimpleSocketServer` and its initializers to a new `gremlin-tools/gremlin-socket-server` module.
* Configured `gremlin-socket-server` to build a docker image which can be used for testing GLV's. (Can be skipped with -DskipImageBuild)
* Reduced dependency from `gremlin-server` onto `gremlin-driver` to a test scope only.
* Added `RequestOptions` and `RequestOptionsBuilder` types to Go GLV to encapsulate per-request settings and bindings.
* Added `SubmitWithOptions()` methods to `Client` and `DriverRemoteConnection` in Go GLV to pass `RequestOptions` to the server.
* Changed default behavior for returning properties on graph elements for OLTP queries so that properties are now returned.
* Detachment is no longer performed in `TraverserIterator`.
* Prevented `ConcurentModificationException` when removing all labels from a `Step`.
* Added `materializeProperties` request option to control properties serialization.
* Modified serializers in to handle serialization and deserialization of properties.
* Added functional properties to the graph structure components for .NET, GO and Python.
* Modified the `GremlinScriptChecker` to extract the `materializeProperties` request option.
* `Neo4jVertexProperty` no longer throw Exception for `properties()`, but return empty `Iterable`.
* Modified the grammar to allow for parameters to be specified in Gremlin.
* Modified `GremlinLangScriptEngine` to take bindings.
* Removed deprecated `getInstance()` method for grammar `Visitor` implementations.
* Renamed all `MessageSerializer` implementations that used the "d0" suffix to drop that convention.
* Removed deprecated `GraphSONMessageSerializerGremlinV1d0` as this is now `GraphSONMessageSerializerV1` to be consistent with other naming.
* Added `GraphSONUntypedMessageSerializerV1` which was formerly `GraphSONMessageSerializerV1d0` to be consistent with other naming.
* Added `GraphSONUntypedMessageSerializerV3` which essentially matches the format of GraphSON 1.0 in its untyped form.
* Removed `gremlin-io-test` and moved that IO type of testing to `gremlin-util`.
* Bumped Groovy to 4.0.9.
* Bumped GMavenPlus to 2.1.0.
* Bumped Spark to 3.3.2.
* Enabled building and testing with JDK 17.
* Raised minimum node version for gremlin-javascript and gremlint to node 18

==== Bugs

* TINKERPOP-2526 Gremlin Console performance with incomplete multi-line scripts
* TINKERPOP-2677 Upgrade to Groovy 3.x to fix XStream security vulnerability
* TINKERPOP-2708 unhandledRejection upon connection failure *(breaking)*
* TINKERPOP-2734 NullPointerException when calling Client chooseConnection()
* TINKERPOP-2736 PluginAcceptror interface no more available in 3.5.3+ but referred in documentation
* TINKERPOP-2741 GraphMLWriter error message is not properly formatted
* TINKERPOP-2742 IO read may use wrong cardinality for property
* TINKERPOP-2746 Medium security vulnerabilities on logback-core
* TINKERPOP-2751 Transaction: tx.commit() hangs up in javascript client-lib
* TINKERPOP-2754 Javascript client hangs if the server restarts
* TINKERPOP-2765 Race condition during script creation when using UnifiedChannelizer
* TINKERPOP-2767 Repeat Out Times traversal hangs indefinitely on first execution
* TINKERPOP-2768 BranchStep pickToken should be integrated when added as a child option
* TINKERPOP-2769 gremlin-server does not reply with a timeout response to all timed out requests
* TINKERPOP-2771 Critical severity security vulnerabilty in commons-configuration 2.7
* TINKERPOP-2775 Remove dependency on cloudflare CDN
* TINKERPOP-2796 High severity security vulnerability found in snakeyaml
* TINKERPOP-2801 Incorrect deprecation notice on gremlin-python
* TINKERPOP-2803 Incorrect count() with sample() in TinkerGraph
* TINKERPOP-2805 No results returned for multiple labels to select()
* TINKERPOP-2809 High severity security vulnerability found in jackson databind
* TINKERPOP-2815 Critical security vulnerability for apache commons-text
* TINKERPOP-2816 Gherkin test issues for implementers
* TINKERPOP-2817  "Could not find a type identifier for the class : class java.lang.Byte" occurs when dumping graph to graphson format
* TINKERPOP-2820 gremlin-python _close_session race condition/FD leak
* TINKERPOP-2826 Critical security vulnerability in ivy
* TINKERPOP-2836 Github actions do not run java driver integration tests
* TINKERPOP-2840 Test Failures on NonDex
* TINKERPOP-2843 Security vulnerabilities found in netty version 4.1.77
* TINKERPOP-2849 Incorrect implementation for GraphTraversalSource.With in gremlin-go
* TINKERPOP-2855 Performance degradation in TinkerGraph 3.5.4 and 3.5.5
* TINKERPOP-2856 math() step fails if variable name contains a keyword
* TINKERPOP-2858 ConcurrentModificationException in ConnectiveStrategy
* TINKERPOP-2861 Fix incorrect symlinks in source release zip
* TINKERPOP-2863 HasId Step generates incorrect results when given a list of IDs mid-traversal
* TINKERPOP-2870 mergeV requires key of 'new' to be quoted
* TINKERPOP-2878 Incorrect handling of local operations when there are duplicate elements
* TINKERPOP-2888 DefaultTraversal's applyStrategies performance decrease
* TINKERPOP-2891 Inconsistent behavior when comparing a counted value with a negative value
* TINKERPOP-2893 Incorrectly comparing a counted value with multiple predicates
* TINKERPOP-2901 Incorrect result caused by has(key, predicate)
* TINKERPOP-2902 Critical security vulnerability in snakeyaml
* TINKERPOP-2905 gremlin-go gorillaTransporter.logHandler is not initialized correctly and leads to panic
* TINKERPOP-2911 CountStrategy converts count().is(0) wrongly under ConnectiveStrategy
* TINKERPOP-2918 Utils.GenerateUserAgent assumes Gremlin.Net.dll to be present when, in some environments, it is not.
* TINKERPOP-2920 SubgraphStrategy failure when property key not present on vertex in by()
* TINKERPOP-2922 GroovyTranslator produces a Map not parseable by the grammar
* TINKERPOP-2925 mergeE() in javascript producing an error
* TINKERPOP-2926 Gremlin-Java > An UnsupportedOperationException occurs on calling next() after a merge step with the option step modulator if the element does not exist
* TINKERPOP-2928 element() not working in conjunction with edge properties
* TINKERPOP-2937 Throw an error when trying to use a closed connection
* TINKERPOP-2944 Memory leak in Gremlin.Net driver if CancellationToken is used
* TINKERPOP-2945 TextP.regex() Serialization Failing in Java driver
* TINKERPOP-2948 PRISMA security vulnerabilty for jackson-databind 2.14.0 *(breaking)*
* TINKERPOP-2953 Static import for __.values() overriden by Column.values()
* TINKERPOP-2957 mergeV with sideEffect not correctly updating properties
* TINKERPOP-2958 ScheduledExecutorService for timeouts are never cancelled
* TINKERPOP-2965 FilterRankingStrategy removing labels it shouldn't in certain conditions

==== Improvements

* TINKERPOP-1403 Provide support for GraphFilter.vertexProperties() *(breaking)*
* TINKERPOP-2229 JavaScript GLV: Add GraphBinary Support
* TINKERPOP-2348 Enable nullable checks
* TINKERPOP-2373 Bump to Groovy 4.0
* TINKERPOP-2471 Add logging to Gremlin.Net driver
* TINKERPOP-2480 User agent for Gremlin drivers
* TINKERPOP-2622 Enforce ordering semantics in feature tests
* TINKERPOP-2631 GraphSON float serialization when ujson is used is imprecise
* TINKERPOP-2633 Support Gremlin Console on Java 17
* TINKERPOP-2693 Complete GraphBinary support in Python
* TINKERPOP-2696 Refactor Gherkin test framework to better handle bindings
* TINKERPOP-2703 Build on JDK17
* TINKERPOP-2715 remove log4jv1 dependency
* TINKERPOP-2723 Make GraphBinary the default serialization format for .NET and Python
* TINKERPOP-2731 Bump to Spark 3.3.0
* TINKERPOP-2737 Dockerized Build and Test Environments
* TINKERPOP-2747 Add function callback hooks for gremlin-go authentication
* TINKERPOP-2748 Medium security vulnerability on netty-all and netty-codec
* TINKERPOP-2749 Support Windows Build
* TINKERPOP-2761 Gremlin: use another manifest name for version
* TINKERPOP-2762 getScopeKeys should respect the order of keys passed in Step
* TINKERPOP-2764 AWS Neptune returns an inaccessible structured error response
* TINKERPOP-2772 Add Spark utility to load vertices as RDD
* TINKERPOP-2776 Add website analytics for TinkerPop apache site
* TINKERPOP-2779 Floating ConnectedComponent Feature Failures for GitHub Actions on windows
* TINKERPOP-2785 Inability to Mock Returned Result Types in Gremlin-Go Driver
* TINKERPOP-2792 Better exception when JavaTranslator finds a method but not the overload
* TINKERPOP-2794 Allow cancellation of Gremlin.Net async methods
* TINKERPOP-2798 Add support for mid-traversal E()
* TINKERPOP-2804 gherkin feature files should be on the classpath
* TINKERPOP-2806 Provide method for provider plugins to get notified on script/query processing
* TINKERPOP-2808 Improve Compatibility on ARM machines
* TINKERPOP-2810 gremlinpython aiohttp dependency requirement too strict
* TINKERPOP-2813 Improve driver usability for cases where NoHostAvailableException is currently thrown
* TINKERPOP-2814 Add a SSL handshake timeout configuration to the driver
* TINKERPOP-2818 exclude mockito-core in gremlin-core [compile scope] (import by jcabi-manifests)
* TINKERPOP-2824 Properties on Elements *(breaking)*
* TINKERPOP-2834 CloneVertexProgram optimization on SparkGraphComputer
* TINKERPOP-2838 Add UserAgent GLV Tests
* TINKERPOP-2841 Test and Fix Per Request Settings in Go
* TINKERPOP-2842 Expand GremlinScriptChecker to include request id overrides
* TINKERPOP-2844 Test and Fix Per Request Settings in Python
* TINKERPOP-2850 Modifications to mergeV/E semantics
* TINKERPOP-2852 Update Maven plugin for docker-images building for M1 compatibility
* TINKERPOP-2853 Gremlin.Net driver should throw better exception message for unsupported GraphBinary type
* TINKERPOP-2857 GraphSONRecordReader does not allow configure a GraphFilter during deserialization
* TINKERPOP-2865 Add has steps injected by PartitionStrategy at the end of the filter
* TINKERPOP-2873 Allow Union of Traversals
* TINKERPOP-2890 Avoid exceptions on local scope based steps where possible
* TINKERPOP-2899 SampleGlobalStep samples inefficiently with TraverserSet running into hash collisions
* TINKERPOP-2912 Improve error message for addE() when traverser is incorrect
* TINKERPOP-2919 Improve performance of FilterRankingStrategy for deeply nested traversals
* TINKERPOP-2924 Refactor PropertyMapStep to be able to overwrite map method
* TINKERPOP-2929 Introduce new marker interfaces to identify whether a step can perform write or delete or both
* TINKERPOP-2931 Fix a few minor mergeV/E issues
* TINKERPOP-2934 Optimize ObjectWritable for displaying content of Java Collection or Map to reduce OOM
* TINKERPOP-2938 Revisit merge step feature tests
* TINKERPOP-2939 The Merge onMatch map validation is during execution instead of construction
* TINKERPOP-2941 DO NOT purge the output location if it has content in SparkGraphComputer
* TINKERPOP-2947 Provide a plain text serializer for HTTP
* TINKERPOP-2949 More strict handling of predicates
* TINKERPOP-2954 Pass Gremlin Version from Maven to Java Without Manifests
* TINKERPOP-2955 Support SSL in WebSocketClient
* TINKERPOP-2959 Allow the grammar to support parameters
* TINKERPOP-2963 Introduce new mimeType to return GraphSon-1.0 in text format
* TINKERPOP-2967 Add untyped GraphSON 3.0 format
* TINKERPOP-2975 Native transaction support for Tinkerpop
* TINKERPOP-2977 Deprecate Neo4j-Gremlin

== TinkerPop 3.6.0 (Tinkerheart)

image::https://raw.githubusercontent.com/apache/tinkerpop/master/docs/static/images/gremlin-victorian.png[width=185]

[[release-3-6-8]]
=== TinkerPop 3.6.8 (October 23, 2024)

Please see the archived <<./docs/archive/changelogs/changelog-3.6.x.asciidoc#release-3-6-8, 3.6.8 changelog>>.

[[release-3-6-7]]
=== TinkerPop 3.6.7 (April 8, 2024)

Please see the archived <<./docs/archive/changelogs/changelog-3.6.x.asciidoc#release-3-6-7, 3.6.7 changelog>>.

[[release-3-6-6]]
=== TinkerPop 3.6.6 (November 20, 2023)

Please see the archived <<./docs/archive/changelogs/changelog-3.6.x.asciidoc#release-3-6-6, 3.6.6 changelog>>.

[[release-3-6-5]]
=== TinkerPop 3.6.5 (Release Date: July 31, 2023)

Please see the archived <<./docs/archive/changelogs/changelog-3.6.x.asciidoc#release-3-6-5, 3.6.5 changelog>>.

[[release-3-6-4]]
=== TinkerPop 3.6.4 (Release Date: May 12, 2023)

Please see the archived <<./docs/archive/changelogs/changelog-3.6.x.asciidoc#release-3-6-4, 3.6.4 changelog>>.

[[release-3-6-3]]
=== TinkerPop 3.6.3 (Release Date: May 1, 2023)

Please see the archived <<./docs/archive/changelogs/changelog-3.6.x.asciidoc#release-3-6-3, 3.6.3 changelog>>.

[[release-3-6-2]]
=== TinkerPop 3.6.2 (Release Date: January 16, 2023)

Please see the archived <<./docs/archive/changelogs/changelog-3.6.x.asciidoc#release-3-6-2, 3.6.2 changelog>>.

[[release-3-6-1]]
=== TinkerPop 3.6.1 (Release Date: July 18, 2022)

Please see the archived <<./docs/archive/changelogs/changelog-3.6.x.asciidoc#release-3-6-1, 3.6.1 changelog>>.

[[release-3-6-0]]
=== TinkerPop 3.6.0 (Release Date: April 4, 2022)

Please see the archived <<./docs/archive/changelogs/changelog-3.6.x.asciidoc#release-3-6-0, 3.6.0 changelog>>.

== TinkerPop 3.5.0 (The Sleeping Gremlin: No. 18 Entr'acte Symphonique)

image::https://raw.githubusercontent.com/apache/tinkerpop/master/docs/static/images/gremlin-sleeping-beauty.png[width=185]

[[release-3-5-8]]
=== TinkerPop 3.5.8 (Release Date: November 20, 2023)

Please see the archived <<./docs/archive/changelogs/changelog-3.5.x.asciidoc#release-3-5-8, 3.5.8 changelog>>.

[[release-3-5-7]]
=== TinkerPop 3.5.7 (Release Date: July 31, 2023)

Please see the archived <<./docs/archive/changelogs/changelog-3.5.x.asciidoc#release-3-5-7, 3.5.7 changelog>>.

[[release-3-5-6]]
=== TinkerPop 3.5.6 (Release Date: May 1, 2023)

Please see the archived <<./docs/archive/changelogs/changelog-3.5.x.asciidoc#release-3-5-6, 3.5.6 changelog>>.

[[release-3-5-5]]
=== TinkerPop 3.5.5 (Release Date: January 16, 2023)

Please see the archived <<./docs/archive/changelogs/changelog-3.5.x.asciidoc#release-3-5-5, 3.5.5 changelog>>.

[[release-3-5-4]]
=== TinkerPop 3.5.4 (Release Date: July 18, 2022)

Please see the archived <<./docs/archive/changelogs/changelog-3.5.x.asciidoc#release-3-5-4, 3.5.4 changelog>>.

[[release-3-5-3]]
=== TinkerPop 3.5.3 (Release Date: April 4, 2022)

Please see the archived <<./docs/archive/changelogs/changelog-3.5.x.asciidoc#release-3-5-3, 3.5.3 changelog>>.

[[release-3-5-2]]
=== TinkerPop 3.5.2 (Release Date: January 10, 2022)

Please see the archived <<./docs/archive/changelogs/changelog-3.5.x.asciidoc#release-3-5-2, 3.5.2 changelog>>.

[[release-3-5-1]]
=== TinkerPop 3.5.1 (Release Date: July 19, 2021)

Please see the archived <<./docs/archive/changelogs/changelog-3.5.x.asciidoc#release-3-5-1, 3.5.1 changelog>>.

[[release-3-5-0]]
=== TinkerPop 3.5.0 (Release Date: May 3, 2021)

Please see the archived <<./docs/archive/changelogs/changelog-3.5.x.asciidoc#release-3-5-0, 3.5.0 changelog>>.

== TinkerPop 3.4.0 (Avant-Gremlin Construction #3 for Theremin and Flowers)

image::https://raw.githubusercontent.com/apache/tinkerpop/master/docs/static/images/avant-gremlin.png[width=185]

[[release-3-4-13]]
=== TinkerPop 3.4.13 (Release Date: January 10, 2022)

Please see the archived <<./docs/archive/changelogs/changelog-3.4.x.asciidoc#release-3-4-13, 3.4.13 changelog>>.

[[release-3-4-12]]
=== TinkerPop 3.4.12 (Release Date: July 19, 2021)

Please see the archived <<./docs/archive/changelogs/changelog-3.4.x.asciidoc#release-3-4-12, 3.4.12 changelog>>.

[[release-3-4-11]]
=== TinkerPop 3.4.11 (Release Date: May 3, 2021)

Please see the archived <<./docs/archive/changelogs/changelog-3.4.x.asciidoc#release-3-4-11, 3.4.11 changelog>>.

[[release-3-4-10]]
=== TinkerPop 3.4.10 (Release Date: January 18, 2021)

Please see the archived <<./docs/archive/changelogs/changelog-3.4.x.asciidoc#release-3-4-10, 3.4.10 changelog>>.

[[release-3-4-9]]
=== TinkerPop 3.4.9 (Release Date: December 7, 2020)

Please see the archived <<./docs/archive/changelogs/changelog-3.4.x.asciidoc#release-3-4-9, 3.4.9 changelog>>.

[[release-3-4-8]]
=== TinkerPop 3.4.8 (Release Date: August 3, 2020)

Please see the archived <<./docs/archive/changelogs/changelog-3.4.x.asciidoc#release-3-4-8, 3.4.8 changelog>>.

[[release-3-4-7]]
=== TinkerPop 3.4.7 (Release Date: June 1, 2020)

Please see the archived <<./docs/archive/changelogs/changelog-3.4.x.asciidoc#release-3-4-7, 3.4.7 changelog>>.

[[release-3-4-6]]
=== TinkerPop 3.4.6 (Release Date: February 20, 2020)

Please see the archived <<./docs/archive/changelogs/changelog-3.4.x.asciidoc#release-3-4-6, 3.4.6 changelog>>.

[[release-3-4-5]]
=== TinkerPop 3.4.5 (Release Date: February 3, 2020)

Please see the archived <<./docs/archive/changelogs/changelog-3.4.x.asciidoc#release-3-4-5, 3.4.5 changelog>>.

[[release-3-4-4]]
=== TinkerPop 3.4.4 (Release Date: October 14, 2019)

Please see the archived <<./docs/archive/changelogs/changelog-3.4.x.asciidoc#release-3-4-4, 3.4.4 changelog>>.

[[release-3-4-3]]
=== TinkerPop 3.4.3 (Release Date: August 5, 2019)

Please see the archived <<./docs/archive/changelogs/changelog-3.4.x.asciidoc#release-3-4-3, 3.4.3 changelog>>.

[[release-3-4-2]]
=== TinkerPop 3.4.2 (Release Date: May 28, 2019)

Please see the archived <<./docs/archive/changelogs/changelog-3.4.x.asciidoc#release-3-4-2, 3.4.2 changelog>>.

[[release-3-4-1]]
=== TinkerPop 3.4.1 (Release Date: March 18, 2019)

Please see the archived <<./docs/archive/changelogs/changelog-3.4.x.asciidoc#release-3-4-1, 3.4.1 changelog>>.

[[release-3-4-0]]
=== TinkerPop 3.4.0 (Release Date: January 2, 2019)

Please see the archived <<./docs/archive/changelogs/changelog-3.4.x.asciidoc#release-3-4-0, 3.4.0 changelog>>.

== TinkerPop 3.3.0 (Gremlin Symphony #40 in G Minor)

image::https://raw.githubusercontent.com/apache/tinkerpop/master/docs/static/images/gremlin-mozart.png[width=185]

[[release-3-3-11]]
=== TinkerPop 3.3.11 (Release Date: June 1, 2020)

Please see the archived <<./docs/archive/changelogs/changelog-3.3.x.asciidoc#release-3-3-11, 3.3.11 changelog>>.

[[release-3-3-10]]
=== TinkerPop 3.3.10 (Release Date: February 3, 2020)

Please see the archived <<./docs/archive/changelogs/changelog-3.3.x.asciidoc#release-3-3-10, 3.3.10 changelog>>.

[[release-3-3-9]]
=== TinkerPop 3.3.9 (Release Date: October 14, 2019)

Please see the archived <<./docs/archive/changelogs/changelog-3.3.x.asciidoc#release-3-3-9, 3.3.9 changelog>>.

[[release-3-3-8]]
=== TinkerPop 3.3.8 (Release Date: August 5, 2019)

Please see the archived <<./docs/archive/changelogs/changelog-3.3.x.asciidoc#release-3-3-8, 3.3.8 changelog>>.

[[release-3-3-7]]
=== TinkerPop 3.3.7 (Release Date: May 28, 2019)

Please see the archived <<./docs/archive/changelogs/changelog-3.3.x.asciidoc#release-3-3-7, 3.3.7 changelog>>.

[[release-3-3-6]]
=== TinkerPop 3.3.6 (Release Date: March 18, 2019)

Please see the archived <<./docs/archive/changelogs/changelog-3.3.x.asciidoc#release-3-3-6, 3.3.6 changelog>>.

[[release-3-3-5]]
=== TinkerPop 3.3.5 (Release Date: January 2, 2019)

Please see the archived <<./docs/archive/changelogs/changelog-3.3.x.asciidoc#release-3-3-5, 3.3.5 changelog>>.

[[release-3-3-4]]
=== TinkerPop 3.3.4 (Release Date: October 15, 2018)

Please see the archived <<./docs/archive/changelogs/changelog-3.3.x.asciidoc#release-3-3-4, 3.3.4 changelog>>.

[[release-3-3-3]]
=== TinkerPop 3.3.3 (Release Date: May 8, 2018)

Please see the archived <<./docs/archive/changelogs/changelog-3.3.x.asciidoc#release-3-3-3, 3.3.3 changelog>>.

[[release-3-3-2]]
=== TinkerPop 3.3.2 (Release Date: April 2, 2018)

Please see the archived <<./docs/archive/changelogs/changelog-3.3.x.asciidoc#release-3-3-2, 3.3.2 changelog>>.

[[release-3-3-1]]
=== TinkerPop 3.3.1 (Release Date: December 17, 2017)

Please see the archived <<./docs/archive/changelogs/changelog-3.3.x.asciidoc#release-3-3-1, 3.3.1 changelog>>.

[[release-3-3-0]]
=== TinkerPop 3.3.0 (Release Date: August 21, 2017)

Please see the archived <<./docs/archive/changelogs/changelog-3.3.x.asciidoc#release-3-3-0, 3.3.0 changelog>>.

== TinkerPop 3.2.0 (Nine Inch Gremlins)

image::https://raw.githubusercontent.com/apache/tinkerpop/master/docs/static/images/nine-inch-gremlins.png[width=185]

[[release-3-2-11]]
=== TinkerPop 3.2.11 (Release Date: January 2, 2019)

Please see the archived <<./docs/archive/changelogs/changelog-3.2.x.asciidoc#release-3-2-11, 3.2.11 changelog>>.

[[release-3-2-10]]
=== TinkerPop 3.2.10 (Release Date: October 15, 2018)

Please see the archived <<./docs/archive/changelogs/changelog-3.2.x.asciidoc#release-3-2-10, 3.2.10 changelog>>.

[[release-3-2-9]]
=== TinkerPop 3.2.9 (Release Date: May 8, 2018)

Please see the archived <<./docs/archive/changelogs/changelog-3.2.x.asciidoc#release-3-2-9, 3.2.9 changelog>>.

[[release-3-2-8]]
=== TinkerPop 3.2.8 (Release Date: April 2, 2018)

Please see the archived <<./docs/archive/changelogs/changelog-3.2.x.asciidoc#release-3-2-8, 3.2.8 changelog>>.

[[release-3-2-7]]
=== TinkerPop 3.2.7 (Release Date: December 17, 2017)

Please see the archived <<./docs/archive/changelogs/changelog-3.2.x.asciidoc#release-3-2-7, 3.2.7 changelog>>.

[[release-3-2-6]]
=== TinkerPop 3.2.6 (Release Date: August 21, 2017)

Please see the archived <<./docs/archive/changelogs/changelog-3.2.x.asciidoc#release-3-2-6, 3.2.6 changelog>>.

[[release-3-2-5]]
=== TinkerPop 3.2.5 (Release Date: June 12, 2017)

Please see the archived <<./docs/archive/changelogs/changelog-3.2.x.asciidoc#release-3-2-5, 3.2.5 changelog>>.

[[release-3-2-4]]
=== TinkerPop 3.2.4 (Release Date: February 8, 2017)

Please see the archived <<./docs/archive/changelogs/changelog-3.2.x.asciidoc#release-3-2-4, 3.2.4 changelog>>.

[[release-3-2-3]]
=== TinkerPop 3.2.3 (Release Date: October 17, 2016)

Please see the archived <<./docs/archive/changelogs/changelog-3.2.x.asciidoc#release-3-2-3, 3.2.3 changelog>>.

[[release-3-2-2]]
=== TinkerPop 3.2.2 (Release Date: September 6, 2016)

Please see the archived <<./docs/archive/changelogs/changelog-3.2.x.asciidoc#release-3-2-2, 3.2.2 changelog>>.

[[release-3-2-1]]
=== TinkerPop 3.2.1 (Release Date: July 18, 2016)

Please see the archived <<./docs/archive/changelogs/changelog-3.2.x.asciidoc#release-3-2-1, 3.2.1 changelog>>.

[[release-3-2-0-incubating]]
=== TinkerPop 3.2.0 (Release Date: April 8, 2016)

Please see the archived <<./docs/archive/changelogs/changelog-3.2.x.asciidoc#release-3-2-0, 3.2.0 changelog>>.

== TinkerPop 3.1.0 (A 187 On The Undercover Gremlinz)

image::https://raw.githubusercontent.com/apache/tinkerpop/master/docs/static/images/gremlin-gangster.png[width=185]

[[release-3-1-8]]
=== TinkerPop 3.1.8 (Release Date: August 21, 2017)

Please see the archived <<./docs/archive/changelogs/changelog-3.1.x.asciidoc#release-3-1-8, 3.1.8 changelog>>.

[[release-3-1-7]]
=== TinkerPop 3.1.7 (Release Date: June 12, 2017)

Please see the archived <<./docs/archive/changelogs/changelog-3.1.x.asciidoc#release-3-1-7, 3.1.7 changelog>>.

[[release-3-1-6]]
=== TinkerPop 3.1.6 (Release Date: February 3, 2017)

Please see the archived <<./docs/archive/changelogs/changelog-3.1.x.asciidoc#release-3-1-6, 3.1.6 changelog>>.

[[release-3-1-5]]
=== TinkerPop 3.1.5 (Release Date: October 17, 2016)

Please see the archived <<./docs/archive/changelogs/changelog-3.1.x.asciidoc#release-3-1-5, 3.1.5 changelog>>.

[[release-3-1-4]]
=== TinkerPop 3.1.4 (Release Date: September 6, 2016)

Please see the archived <<./docs/archive/changelogs/changelog-3.1.x.asciidoc#release-3-1-4, 3.1.4 changelog>>.

[[release-3-1-3]]
=== TinkerPop 3.1.3 (Release Date: July 18, 2016)

Please see the archived <<./docs/archive/changelogs/changelog-3.1.x.asciidoc#release-3-1-3, 3.1.3 changelog>>.

[[release-3-1-2-incubating]]
=== TinkerPop 3.1.2 (Release Date: April 8, 2016)

Please see the archived <<./docs/archive/changelogs/changelog-3.1.x.asciidoc#release-3-1-2-incubating, 3.1.2 changelog>>.

[[release-3-1-1-incubating]]
=== TinkerPop 3.1.1 (Release Date: February 8, 2016)

Please see the archived <<./docs/archive/changelogs/changelog-3.1.x.asciidoc#release-3-1-1-incubating, 3.1.1 changelog>>.

[[release-3-1-0-incubating]]
=== TinkerPop 3.1.0 (Release Date: November 16, 2015)

Please see the archived <<./docs/archive/changelogs/changelog-3.1.x.asciidoc#release-3-1-0-incubating, 3.1.0 changelog>>.

== TinkerPop 3.0.0 (A Gremlin Rāga in 7/16 Time)

image::https://raw.githubusercontent.com/apache/tinkerpop/master/docs/static/images/gremlin-hindu.png[width=225]

[[release-3-0-2-incubating]]
=== TinkerPop 3.0.2 (Release Date: October 19, 2015)

Please see the archived <<./docs/archive/changelogs/changelog-3.0.x.asciidoc#release-3-0-2-incubating, 3.0.2 changelog>>.

[[release-3-0-1-incubating]]
=== TinkerPop 3.0.1 (Release Date: September 2, 2015)

Please see the archived <<./docs/archive/changelogs/changelog-3.0.x.asciidoc#release-3-0-1-incubating, 3.0.1 changelog>>.

=== TinkerPop 3.0.0 (Release Date: July 9, 2015)

Please see the archived <<./docs/archive/changelogs/changelog-3.0.x.asciidoc#release-3-0-0, 3.0.0 changelog>>.

=== TinkerPop 3.0.0.M9 (Release Date: May 26, 2015)

Please see the archived <<./docs/archive/changelogs/changelog-3.0.x.asciidoc#release-3-0-0-m9, 3.0.0.M9 changelog>>.

=== TinkerPop 3.0.0.M8 (Release Date: April 6, 2015)

Please see the archived <<./docs/archive/changelogs/changelog-3.0.x.asciidoc#release-3-0-0-m8, 3.0.0.M8 changelog>>.

=== TinkerPop 3.0.0.M7 (Release Date: January 19, 2015)

Please see the archived <<./docs/archive/changelogs/changelog-3.0.x.asciidoc#release-3-0-0-m7, 3.0.0.M7 changelog>>.

=== TinkerPop 3.0.0.M6 (Release Date: December 2, 2014)

Please see the archived <<./docs/archive/changelogs/changelog-3.0.x.asciidoc#release-3-0-0-m6, 3.0.0.M6 changelog>>.

=== TinkerPop 3.0.0.M5 (Release Date: November 7, 2014)

Please see the archived <<./docs/archive/changelogs/changelog-3.0.x.asciidoc#release-3-0-0-m5, 3.0.0.M5 changelog>>.

=== TinkerPop 3.0.0.M4 (Release Date: October 21, 2014)

Please see the archived <<./docs/archive/changelogs/changelog-3.0.x.asciidoc#release-3-0-0-m4, 3.0.0.M4 changelog>>.

=== TinkerPop 3.0.0.M3 (Release Date: October 6, 2014)

Please see the archived <<./docs/archive/changelogs/changelog-3.0.x.asciidoc#release-3-0-0-m3, 3.0.0.M3 changelog>>.

=== TinkerPop 3.0.0.M2 (Release Date: September 23, 2014)

Please see the archived <<./docs/archive/changelogs/changelog-3.0.x.asciidoc#release-3-0-0-m2, 3.0.0.M2 changelog>>.

=== TinkerPop 3.0.0.M1 (Release Date: August 12, 2014)

* First official release of TinkerPop3 and thus, no changes.