How do you perform CRUD operations with Solr in Spring Boot?

Table of Contents

Introduction

Performing CRUD (Create, Read, Update, Delete) operations with Solr in Spring Boot is straightforward, thanks to Spring Data Solr. Solr serves as a powerful search platform, and integrating it with Spring Boot allows you to manage your data with ease. This guide provides practical examples of CRUD operations using both SolrTemplate and repository-based approaches.

1. Setting Up Solr in Spring Boot

Maven Dependency

Add the following dependency to your pom.xml to include Spring Data Solr:

Solr Configuration

Configure Solr in the application properties file:

2. CRUD Operations with Solr

2.1 Creating and Indexing Documents

Use SolrCrudRepository to save a document to Solr:

Model Class

Repository

Save Document

2.2 Reading Documents

Retrieve all documents or search by specific criteria:

Find All Documents

Search by ID

2.3 Updating Documents

Updating a document in Solr is similar to saving it. Solr automatically replaces an existing document with the same ID.

2.4 Deleting Documents

Delete a document by its ID or remove all documents from the collection:

Delete by ID

Delete All Documents

3. Advanced Querying with SolrTemplate

For complex queries, use SolrTemplate:

Query Documents

Practical Example

Here’s an end-to-end example of CRUD operations:

Conclusion

Managing CRUD operations in Solr with Spring Boot is efficient using SolrCrudRepository or SolrTemplate. The repository-based approach simplifies basic operations, while SolrTemplate offers advanced querying capabilities. With these methods, you can efficiently manage and interact with Solr data in your Spring Boot application.

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