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dbaplus Community
dbaplus Community
Jul 25, 2017 · Databases

How to Build a MySQL Connection & SQL Analyzer for Fast Issue Diagnosis

This article explains how to create a lightweight MySQL tool that extracts connection details from information_schema.processlist, groups them by user, host, database, command and state, fingerprints SQL statements, and correlates them with InnoDB transaction data to quickly pinpoint performance problems.

Connection AnalysisDatabase MonitoringIncident Diagnosis
0 likes · 12 min read
How to Build a MySQL Connection & SQL Analyzer for Fast Issue Diagnosis
Efficient Ops
Efficient Ops
Jul 25, 2017 · Operations

Why Google’s SRE Model Matters: Lessons for Modern Ops Teams

This article explains the origins, responsibilities, and team structures of Google Site Reliability Engineering (SRE), compares it with traditional operations roles in companies like Yahoo, Alibaba, and Facebook, and offers practical guidance for building effective SRE or application‑operations teams today.

SRESite Reliability Engineeringdevops
0 likes · 25 min read
Why Google’s SRE Model Matters: Lessons for Modern Ops Teams
MaGe Linux Operations
MaGe Linux Operations
Jul 25, 2017 · Fundamentals

Master Essential Linux Shell Commands: A Complete Guide

This comprehensive guide introduces Linux shell fundamentals, compares popular shells such as Bourne, Csh, Korn, and Bash, and provides detailed usage of over thirty essential commands for file management, process control, networking, and scripting, helping users become proficient with the command line.

UNIXlinux
0 likes · 21 min read
Master Essential Linux Shell Commands: A Complete Guide
MaGe Linux Operations
MaGe Linux Operations
Jul 25, 2017 · Fundamentals

10 Beginner Python Projects to Boost Your Coding Confidence

This article presents ten beginner-friendly Python exercises—including permutations, tiered commission calculations, integer puzzles, date day‑of‑year conversion, sorting, ASCII art, character functions, multiplication tables, chessboard rendering, and staircase patterns—each with brief analysis and complete code examples to help newcomers build confidence and practical skills.

Code SamplesProgramming ExercisesPython
0 likes · 6 min read
10 Beginner Python Projects to Boost Your Coding Confidence
ITPUB
ITPUB
Jul 25, 2017 · Operations

How to Accurately Plan Data Center Power with Dell’s Enterprise Infrastructure Planning Tool

This guide explains why precise power usage assessment is crucial for data‑center safety and efficiency, introduces Dell’s free online Enterprise Infrastructure Planning Tool, provides the web and download links, and walks through step‑by‑step configuration of voltage, devices, PSU selection, summary view, and exporting results to PDF or Excel.

DellEIPTExport
0 likes · 6 min read
How to Accurately Plan Data Center Power with Dell’s Enterprise Infrastructure Planning Tool
Java Backend Technology
Java Backend Technology
Jul 25, 2017 · Backend Development

Essential Spring Boot & Spring Cloud Learning Resources You Need

This guide compiles the most valuable Spring Boot and Spring Cloud learning materials—including official documentation, Git repositories, blog tutorials, video courses, and CSDN columns—providing developers with a comprehensive starting point to master these Java frameworks.

Backend DevelopmentJavaLearning Resources
0 likes · 4 min read
Essential Spring Boot & Spring Cloud Learning Resources You Need
Architecture Digest
Architecture Digest
Jul 25, 2017 · Fundamentals

Understanding Distributed System Consistency: CAP Theorem, ACID, Distributed Transactions, and 2PC/3PC Protocols

This article explains the core concepts of distributed system consistency—including the CAP theorem, ACID properties, various distributed transaction techniques, and the two‑phase and three‑phase commit protocols—while illustrating practical implementations with message queues and local message tables.

2PC3PCCAP theorem
0 likes · 13 min read
Understanding Distributed System Consistency: CAP Theorem, ACID, Distributed Transactions, and 2PC/3PC Protocols
AntTech
AntTech
Jul 25, 2017 · Artificial Intelligence

Intelligent Finance: Highlights from the 2017 China AI Conference

The article summarizes the 2017 China AI Conference’s Intelligent Finance forum, featuring Ant Group’s AI director Li Xiaolong’s presentation on AI‑driven financial services, academic perspectives on AI‑finance research, and detailed case studies of intelligent customer service, credit scoring, and AI architecture.

Ant GroupArtificial IntelligenceFinance
0 likes · 16 min read
Intelligent Finance: Highlights from the 2017 China AI Conference
Qunar Tech Salon
Qunar Tech Salon
Jul 25, 2017 · Databases

Schemaless Document Model for Trading System Order Storage

The article explains how a schemaless JSON document model stored in a relational database can replace traditional relational tables for trading system orders, reducing schema change costs, improving flexibility, and ensuring consistency through version‑based optimistic locking and real‑time Elasticsearch indexing.

Database DesignDocument ModelElasticsearch
0 likes · 8 min read
Schemaless Document Model for Trading System Order Storage