1.1.1

Features:

• GH-260 - Add support for dynamic relationships with keys based on enums. (#219)

Improvements:

• GH-255 - Remove unused inverse field on @Relationship.
• GH-266 - Convert id values if necessary.
• Allow different relationship types to the same entity instance.
• Cypher DSL:
  • GH-261 - Add shortestPath and unbounded relationship lengths. (#257)

Bug Fixes:

• GH-258 - Use labels for start/end node during creation of relationships.
• GH-259 - Use alternate graph property name for ids of related entities.
• GH-263 - Fix saving of bidirectional relationships.
• Add fix for generic converts without pairs not being registered.

Thanks to our contributor @utnaf

1.1.0

Features:

• GH-231 - Add support for dynamic labels.
• Support for derived finder methods based on relationship properties.
• Cypher DSL:
  • GH-236 - Move Cypher DSL into a separate module. 🎉
  • GH-253 - Add named paths and missing predicate functions.

Improvements:

• GH-235 - Checkstyle fail on system out (For good reasons)
• Integration test have been refactored and nicely restructured.
• Cypher DSL:
  • GH-250 - Make where clause of PatternComprehensions consistent with match.
  • GH-252 - Rework property container: Both nodes and relationships can be used for defining properties

Documentation:

• GH-237 - Fix typo

Bug Fixes:

• Fix JSON deserialization and serialization of entities in example and provide end-to-end tests for those
• Cypher DSL:
  • GH-246 - Don't convert a property to a lookup when it’s renamed in a map projection.
  • GH-251 - Fix typo in Relationship.Direction.

Thanks to our contributors @Andy2003 and @joelhandwell.

1.0.1

Features:

• Conversion support for custom, complex types.
• GH-223 - Add support for dynamic one-to-many relationships.
• GH-224 - Fail on start if required id property is missing.
• GH-232 - Automatically generate UUIDs for @Id @GeneratedValue UUID idField
• Cypher DSL:
  • GH-198 - Add missing aggregate functions.
  • GH-210 - Support path pattern in conditions.
  • GH-225 - Add support for list comprehensions.
  • GH-228 - Add missing mathematical operators to expressions.
  • GH-229 - Add range function.
  • Add labels function to Node

Improvements:

• Add spring.factories for better support of scenarios having more than one Spring Data module on the class path.
• Cypher DSL:
  • Use REMOVE operator for removing labels.

Documentation:

Added documentation for:

• Relationship properties
• Custom converter
• Projections

Bug Fixes:

• GH-202 - Use built-in converters for identifier fields.
• GH-234 - Exclude associations filled by constructor from property based handling.
• Cypher DSL:
  • GH-201 - Fix returningDistinct after "with“ clause.
  • GH-205 - Fix RelationshipChain.max creating a call to min.
  • Close any existing match before unwind without prior with.

Thanks to our contributor @romain-rossi and @haris-zynka.

1.0.0

Features:

• GH-192 - Allow for spatial queries with Box and Polygon.
• Allow traversal of related entities in derived finder methods.

Documentation

• GH-194 - Add documentation how queries for various scenarios are generated.

1.0.0-rc01

Features:

• GH-159 - Support Neo4j's causal cluster bookmarks.
• GH-166 - Introduce ReactiveNeo4jTest.
• GH-165 - Add support for Label inheritance and polymorphic queries.
• Cypher DSL:
  • GH-168 - Provide API for creating relationships with length
  • GH-178 - Add support for properties on chained relationships
  • GH-179 - Add support simple and generic CASE clause
  • GH-183 - Add support for size(Pattern)
  • GH-187 - Add head() and last()
  • GH-185 - Add support for exists(Pattern)
  • GH-188 - Add support for count(DISTINCT ...)

Improvements:

• GH-160 - Decouple default callbacks from repository configuration.
• GH-161 - Clean up test structure.
• GH-162 - Add automatic module names.
• GH-167 - Assert complex query generation.
• GH-170 - Introduce RelationshipTypes (Cypher DSL).
• GH-180 - Expose a set of interfaces that allow storing parts of queries in suppliers etc.

Documentation

• We have a manual now: Spring Data Neo4j⚡️RX
• GH-175 - Document Cypher DSL as experimental API

Bug Fixes

• GH-163 - Fix query generation for relationships.
• Cypher DSL:
  • GH-169 - Render correct type separator.
  • GH-176 - Fix handling of nested compound conditions with different operators.
  • GH-185 - Fix incorrect flattening of nested conditions.

Dependencies

• Bump junit-jupiter-causal-cluster-testcontainer-extension to 4.0.2.2.
• GH-173 - Build support for JDK 14 (Buildplugins).

Thanks to our contributors and bug reporters @romain-rossi and @hantsy.

1.0.0-beta04

Features:

• GH-82 - Support multiple labels.
• GH-154 - Kotlin support: Add String.asParam().
• GH-151 - Add reference documentation.
• GH-115 - Support for String queries in template's count method.
• GH-142 - String query support for Templates.
• GH-57 - Differentiate between same type and distinct relationships in query creation.
• GH-87 - Add optimistic locking support.
• GH-143 - Add store for mapping known objects.
• GH-140 - Make Spring Boot autoconfiguration aware of custom EnableNeo4jRepositories.
• GH-136 - Add exception translations.
• GH-80 - Add Spring Data REST example.
• GH-132 - Make repository base class configurable.

Improvements:

• GH-131 - Bump checkstyle from 8.21 to 8.29.
• GH-135 - Make sure all records are retrieved before consuming the result.
• GH-137 - Prevent NPE when non existing properties are mapped onto primitive fields.

Thanks to our contributors and bug reporters @haris-zynka and @hantsy.

1.0.0-beta03

Features

• GH-105 - Persist relationships with properties.
• GH-112 - Add support for derived countBy and pageable methods.
• GH-127 - Provide a way to configure the database being used.
• GH-128 - Make database selection reactive capable.
• Provide limited support for Pageable in reactive queries

Improvements

• GH-102 - Eagerly create related entities first.
• GH-120 - Delegate configuration of Test Harness to Driver starter.
• GH-121 - Extract the PartValidator and share it between imperative and reactive.

Bug Fixes

• GH-109 - Set generated id after isNew check.
• GH-111 - Don't follow an already processed relationship.
• GH-119 - Fix same type bidirectional save.
• Correct string template parameter type

Dependencies

• Maven plugins
• R2DBC (during tests)

Thanks to @thePhil and @atomfrede for your contributions.

1.0.0-beta02

We are about to arrive feature completeness for 1.0 as you might see at the new features, bug fixes and improvements in this beta release.

• GH-24 - Replace string based projections and pattern comprehensions with Cypher DSL.
• GH-26 - Add SpringExtension to Neo4jIntegrationTest.
• GH-28 - Remove usage of internal JUnit 5 API.
• GH-29 - Remove explicit ContextConfiguration in IT where possible.
• GH-31 - Create a more debug friendly parameter log output.
• GH-34 - Add non terminal order clause to with builder.
• GH-23 - Add support for CustomConversions.
• GH-37 - Add Kotlin extensions aliasing reserved keywords and operators.
• GH-38 - Add support for Kotlins Coroutines to the ReactiveNeo4jClient.
• GH-39 - Add Kotlin extension supporting reified types inside the Neo4j clients.
• GH-35 - Prevent start with illegal id type on repository declaration.
• GH-42 - Fix the package names of the Spring Boot starters.
• GH-43 - Provide consistent exceptions on failed read conversions.
• GH-33 - Fail on startup if entity properties are mapped more than once.
• GH-52 - Add java.time.Instant to supported types.
• GH-59 - Add "and" to MapProjection, provide type() function.
• GH-60 - Remove ExperimentalCoroutinesApi annotations.
• GH-55 - Implement dynamic relationships.
• GH-51 - Return List instead of Iterable from Neo4jRepository.
• GH-54 - Derive default type for relationships if none is given.
• GH-74 - Repository methods should correctly handle Stream results.
• GH-73 - Use the contexts classloader to create the statement runner.
• GH-75 - Make base repositories public accessible.
• GH-25 - Introduce additional Neo4j template and reactive templates.
• GH-81 - Skip deletion of stale relationships when entity is new.
• GH-86 - Add Json modules for both reactive and imperative examples.
• GH-46 - Add java.util.UUID to supported types.
• GH-88 - Upgrade starters and examples to Spring Boot 2.2.
• GH-79 - Prevent null values from getting into the parameter lists.
• GH-94 - Add support for custom Neo4j docker repository for tests.
• GH-93 - Fix conversion of Enums and general collection handling.
• GH-47 - Add relationship properties support.
• Fix isNew strategy for cases when the id is 0.
• Upgrade to latest Neo4j Java Driver 4.0.0
• Add support for projection.
• additional bug fixes and maintenance.

1.0.0-beta01 ⚡️

General:

• Neo4jClient and ReactiveNeo4jClient based on
• latest Neo4j Java Driver (4.0.0-beta01) with integration for
• Spring's TransactionManager and ReactiveTransactionManager
• Internal CypherDSL
• All logging through Spring-JCL

Mapping:

• Supports manually generated, provided and database-side generated ids
• Mapping of property names
• Relationships
• Full support of immutable entities and
• Kotlin entity mapping support

Repositories (all features available for both reactive and imperative repositories):

• Derived finder/query methods
• Custom queries via @Query
• Find by example

If you want to give it a try, just play-along the guide.