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Aikesheng Open Source Community
Aikesheng Open Source Community
Apr 24, 2025 · Databases

Migrating from PolarDB PostgreSQL to OceanBase (ob_oracle): A Comprehensive Guide

This article presents a step‑by‑step migration plan for moving a PolarDB PostgreSQL 11.9 tenant to an OceanBase 4.2.1.10 Oracle‑compatible tenant, covering background, scope, task distribution, user and permission conversion, table‑structure transformation, DataX data transfer, performance tuning, error handling, monitoring, and final recommendations.

DataXOceanBasePerformance Tuning
0 likes · 14 min read
Migrating from PolarDB PostgreSQL to OceanBase (ob_oracle): A Comprehensive Guide
Inke Technology
Inke Technology
Apr 23, 2024 · Databases

How We Scaled a High‑Traffic Messaging Service by Migrating MySQL to PolarDB

This article details the migration of a popular social app's private‑message service from a saturated MySQL cluster to PolarDB, covering business challenges, evaluation of storage‑optimization, vertical and horizontal scaling, the chosen distributed database solution, step‑by‑step offline and online migration procedures, and the resulting performance and cost benefits.

Distributed DatabaseMySQLOnline Migration
0 likes · 12 min read
How We Scaled a High‑Traffic Messaging Service by Migrating MySQL to PolarDB
Architecture Digest
Architecture Digest
Dec 5, 2020 · Databases

Hot and Cold Data Architecture: From MySQL to NewSQL and Data Governance

This article examines the evolution of database architectures, introduces the hot‑data and cold‑data concepts for a weather‑data service, and details a practical implementation using MySQL, TiDB, and PolarDB with synchronization, expiration procedures, and suggestions for future improvements.

Cold DataMySQLNewSQL
0 likes · 11 min read
Hot and Cold Data Architecture: From MySQL to NewSQL and Data Governance
Fulu Network R&D Team
Fulu Network R&D Team
Nov 2, 2020 · Databases

Optimizing Large MySQL Tables on Alibaba Cloud: Design, Indexing, PolarDB Migration, X‑Engine Partitioning, and Parallel Query

This article details how to improve performance of massive MySQL tables on Alibaba Cloud by redesigning schemas and indexes, migrating to PolarDB with read‑write separation, partitioning historical data using the X‑Engine storage engine, and leveraging PolarDB's parallel query capabilities for faster analytics.

Database OptimizationIndexingMySQL
0 likes · 12 min read
Optimizing Large MySQL Tables on Alibaba Cloud: Design, Indexing, PolarDB Migration, X‑Engine Partitioning, and Parallel Query