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Partial Update

6 articles · Page 1 of 1
Spring Full-Stack Practical Cases
Spring Full-Stack Practical Cases
Jun 23, 2026 · Backend Development

Stop Writing Manual if‑else: Master Spring Boot Partial Updates with @JsonMerge

This article explains how to avoid null‑overwrites during partial updates in Spring Boot by using Jackson's @JsonMerge annotation, demonstrates handling of nested objects and null values with @JsonSetter, and shows how to create a custom @JsonMergePatch argument resolver for clean controller code.

@JsonMergeArgument ResolverJackson
0 likes · 9 min read
Stop Writing Manual if‑else: Master Spring Boot Partial Updates with @JsonMerge
High Availability Architecture
High Availability Architecture
Sep 10, 2025 · Big Data

How Ctrip Business Travel Built a Near‑Real‑Time Lakehouse with Flink CDC & Paimon

This article details Ctrip Business Travel’s implementation of a near‑real‑time data warehouse using Flink CDC and the Paimon lakehouse engine, covering order wide‑table construction, ticket refund alerts, ad attribution, batch‑stream integration, and practical lessons on Partial Update, Aggregation, and Tag‑based incremental processing.

==Batch-Stream IntegrationFlink
0 likes · 17 min read
How Ctrip Business Travel Built a Near‑Real‑Time Lakehouse with Flink CDC & Paimon
Ctrip Technology
Ctrip Technology
Sep 2, 2025 · Big Data

How Ctrip Built a Near‑Real‑Time Lakehouse with Flink & Paimon

This article details Ctrip Business Travel’s implementation of a near‑real‑time data warehouse and lakehouse using Flink CDC and Apache Paimon, covering order wide‑table construction, automated ticket reminders, ad attribution, batch‑stream integration, and lessons on Partial Update, Aggregation, and Tag‑based incremental processing.

Batch-Stream IntegrationFlinkLakehouse
0 likes · 17 min read
How Ctrip Built a Near‑Real‑Time Lakehouse with Flink & Paimon
StarRocks
StarRocks
Dec 12, 2023 · Databases

How StarRocks Enables Real-Time Updates in Analytical Databases

The article explains why analytical databases struggle with real‑time data changes due to columnar storage, complex indexes and distributed processing, and then details StarRocks' primary‑key model, adaptive update mode, bitmap indexes, row/column partial updates, and practical SQL upsert techniques to achieve low‑latency updates without sacrificing query performance.

Partial UpdateReal-Time UpdateSQL
0 likes · 15 min read
How StarRocks Enables Real-Time Updates in Analytical Databases
Big Data Technology Architecture
Big Data Technology Architecture
Nov 29, 2023 · Big Data

Building Real-Time Wide Tables with Partial-Update Using Apache Paimon for NetEase News Recommendation

The article describes how NetEase News' recommendation team replaced a slow, batch‑oriented data‑warehouse pipeline with a Flink‑based, Apache Paimon real‑time wide‑table solution that supports partial updates, reduces latency from hours to minutes, and lowers processing costs while handling both deduplication and non‑deduplication recommendation scenarios.

Apache PaimonData LakeFlink
0 likes · 8 min read
Building Real-Time Wide Tables with Partial-Update Using Apache Paimon for NetEase News Recommendation