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SQL

How to Sustain a Growing Platform and Gain Online Users

Learn how Xianyu has been building an e-commerce platform made for sustained growth.

Making SQL Optimizer More Accurate: AnalyticDB for PostgreSQL Auto Analyze Feature

This blog introduces the AnalyticDB for PostgreSQL Auto Analyze Feature and discusses how it helps users collect more accurate statistical information.

Application of Delta Lake in Soul

This article explains the background of Delta Lake along with practices, problems, and solutions.

Friday Blog - Week 14 - MaxCompute UDF Functions: When SQL Just Isn't Cutting It

Learn how to deploy your own custom MaxCompute UDF functions in Python. Even better, learn how you can install and use 3rd party libraries like NumPy ...

Flink: How to Optimize SQL Performance Using Multiple-input Operators

In this article, the author explains how to optimize SQL performance in Apache Flink using multiple-input operators.

A Deep-Dive on PolarDB Parallel Scanning Technology

This article demonstrates some of the key issues and core technologies of parallel query engines of cloud databases that enable parallel optimization and execution at a lower cost.

雲端資料庫 PolarDB 入門介紹

本文將介紹阿里從傳統商業資料庫到自主研發雲端資料庫 PolarDB 的過程,並總結傳統資料庫的困境、PolarDB 優勢、與電商和遊戲商的成功案例。

Real-Time Data Synchronization Based on Flink SQL CDC

This article focuses on traditional data synchronization solutions, synchronization solutions based on Flink CDC, more application scenarios, and CDC future development plans.

Introduction to SQL in Flink 1.11

This article introduces the major changes and new features of Flink 1.11

Flink 1.11: An Engine with Unified SQL Support for Batch and Streaming Data

This article introduces the enhanced capabilities of Flink 1.11 to support SQL to process batch and streaming data

Alibaba Cloud Elasticsearch: Building a "Search for Images by Image" Search Engine in Four Steps Using Vector Indexing

This article demonstrates how Alibaba Cloud Elasticsearch vector search (aliyun-knn) is used to build a "search for images by image" search engine.

All-New High-Performance PolarDB Stack, Highly Compatible with Oracle

Alibaba announced all-new database, PolarDB Stack, which allows you to deploy cloud databases in your own data centers and migrate traditional databases more easily.

The New Architecture of Search Engines: Stories with SQL

This article discusses search engines with HA3 architecture and some of the common issues, solutions, and practices.

Flink Is Attempting to Build a Data Warehouse Simply by Using a Set of SQL Statements

A discussion of how unifying batch and real-time processing in data warehouses can promote integrated computing.

New Release: Alibaba Cloud DAS – Reduce Database Management Costs by 90%

This article discusses the capabilities of Alibaba Cloud DAS and how it automates database administration and optimization and helps to reduce database management costs by 90%.

Leaving Time-Consuming and Troublesome SQL Optimization to DAS

This article discusses various problems associated with SQL optimization and explains how to efficiently optimize SQL using Alibaba Cloud Database Autonomy Service (DAS).

Solving Database Crashes Due to Service Exceptions - Auto-SQL Throttling with Alibaba Cloud DAS

In this article, we discuss how Alibaba Cloud DAS provides auto-SQL throttling to handle service exceptions and database crashes effectively with quick turnaround time.

How Does PostgreSQL Implement Batch Update, Deletion, and Insertion?

This article addresses all the frequently asked questions pertaining to batch update, insertion, and deletion in PostgreSQL.

Why AliSQL Could Become the Preferred Database Service of Large Enterprises

Learn why your enterprise may want to consider making AliSQL your database service.

Analyzing Hot and Cold Tables with MaxCompute

This article shows how you can analyze hot and cold tables by using MaxCompute metadata.