Spring Data is an umbrella open source project which contains many subprojects that are specific to a given database. The projects are developed by working together with many of the companies and community that are behind these exciting technologies.

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IgniteSpringBean & Ignite SpringTransactionManager do not work together anymore in 2.4

I see that with a change introduced in 2.4 in IgniteSpringBean to delay ignite instance start until all other spring beans are initialized may have broken Ignite SpringTransactionManager resulting in ...
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20 views

Ignite Spring Integration seems broken with 2.4 (upgrading from 2.3)

We are upgrading from 2.3 to 2.4 & realized that a change made in IgniteSpringBean which is referenced in this added line in its javadoc resulted in us moving lots of references in PostConstruct ...
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13 views

Spring Data JPA emojis are coming as ? rather than actual emoji

I am trying to read the data from My SQL using Spring Boot and JPA. One of the column data is having emojis. After setting the connection url with useUnicode=yes&characterEncoding=UTF-8&...
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14 views

accessing data from application.properties inside an interface

I want to limit the results of some queriesapplication.properties...spring.neo4j.resultlimit=10...PersonRepository public interface PersonRepository extends GraphRepository<Person> {...
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1answer
19 views

DuplicateKeyException in mongodb and spring boot

I am using Spring Boot and Mongo Db and i am able to store a document in mongo db successfully.When i was trying to insert second document it is showing duplicatekeyexception The total message of ...
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5 views

Mongo converters not registred

I've registred a set of Mongo converters (including Jsr310Converters) but it does not convert LocalDate to Date (since canConvertFromLocalDateToDate is equal to false)@Configurationpublic class ...
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2answers
15 views

Spring Data JPA Property Expressions for a many to many query

I'm using Spring boot 2, with Spring data & Spring Data JPA, and I'm looking to replace some existing @Query methods with Spring Data JPA's Property ExpressionsHowever I'm struggling to workout ...
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5 views

Spring OAuth2 Logging Capabilities

I have a few Spring Controllers protected by OAuth2's @PreAuthorize requirement. Any information you can provide about how to log both successful and failed access attempts to a controller endpoint ...
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44 views

Foreign key not saved by hibernate

In a spring boot 2 project with hibernate and jpa,I try to save some object@Embeddablepublic class EmbedddedSamplesKey implements Serializable {private Integer id;private int year;...
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1answer
18 views

Generic jpa repository with spring boot

I'm trying to use generic Jpa Specification with spring boot but this problem was appeared.Error starting ApplicationContext. To display the conditions report re-run your application with 'debug' ...
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1answer
24 views

Spring boot TEST with inmemory database

My problem is that i'm not able to create test which use in memory database. All the times got errors, for example:Caused by: java.lang.IllegalStateException: Unable to retrieve @...
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1answer
19 views

spring data arangodb many to many mapping

I am interested in data modeling in ArangoDB.I am reading the white paper "Switching from Relational Databases to ArangoDB", and I wonder how the many to many relationship on page 18 of the paper is ...
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8 views

MongoDB Spring Data Mutex On Document

I have a Document in MongoDB with an @Id and I queries asynchronously on this document by Cron JOB . For example, I want to send a mail ( when Mail.Status=PENDING ) and if the mail failed I notify ...
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44 views

Spring data repositories

What does this configuration tag do in Java spring?..jpa:repositories base-package="com.productcharacteristics.repository" repository-impl-postfix="ProductCharacteristicsImpl" />.
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27 views

how to use hibernate versioning in bidirectional association Spring data JPA?

Lets say I have bidirectional one-to-many association between Parent-Child, mapped as follows:TradingAccount.javapublic class TradingAccount {@Id@GeneratedValue(strategy=GenerationType....

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