Optimizing Excel Export with EasyExcel: Performance Improvements and Merged‑Cell Strategies

This article demonstrates how to boost performance when exporting large datasets to Excel using EasyExcel, covering single‑batch, paginated, and concurrent writes, and explains multiple approaches—including annotations and custom WriteHandlers—to efficiently create merged cells in the generated spreadsheets.

Cell MergingJavaconcurrency

0 likes · 18 min read

Optimizing Excel Export with EasyExcel: Performance Improvements and Merged‑Cell Strategies

Java Architect Essentials

Oct 30, 2024 · Backend Development

Optimizing Excel Export with EasyExcel: Performance, Pagination, Concurrency, and Cell‑Merging Strategies

This article demonstrates how to use EasyExcel to efficiently export large volumes of data to Excel by improving performance through pagination, concurrent queries, and custom cell‑merging strategies, including built‑in annotations and WriteHandler implementations, while providing complete Java code examples.

Cell MergingJavaconcurrency

0 likes · 16 min read

Optimizing Excel Export with EasyExcel: Performance, Pagination, Concurrency, and Cell‑Merging Strategies