Learning Spring Boot from Zero to Cloud: Part 37 – JdbcTemplate – Batch Inserts & Updates

In this episode, we explore how to perform batch inserts and updates using JdbcTemplate, optimize database interactions, and understand the trade-offs.

If you’re working with large datasets, ETL jobs, or high-throughput applications, mastering JdbcTemplate.batchUpdate() is a must.

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📌 What You’ll Learn in This Video

✅ Introduction to JdbcTemplate
✅ Why batch operations improve performance
✅ Simple batch insert & update examples
✅ Key batchUpdate() API variants
✅ When to use vs when to avoid batching
✅ Advantages & potential pitfalls
✅ Transaction management tips
✅ Performance best practices
✅ Alternatives for large datasets

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⏱️ Timestamps

00:00 – Intro & Series Overview
00:22 – What is JdbcTemplate?
01:11 – Why Batch Operations?
03:11 – Simple Batch Insert Example
04:06 – Using BatchPreparedStatementSetter
05:29 – ParameterizedPerparedStatementSetter_T_
08:12 – Controlling Batch Size
10:15 – Handling Errors
10:50 – Best Practice
13:08 – Alternatives – Big Queries
16:26 – Standard Flows
17:38 – Considerations & Summary
20:44 – Code Walkthrough