Exploring MySQL Binlog Server – Ripple

Scalegrid

MySQL does not limit the number of slaves that you can connect to the master server in a replication topology. A classic solution for this problem is to deploy a binlog server – an intermediate proxy server that sits between the master and its slaves.

Important Health Checks for your MySQL Master-Slave Servers

Scalegrid

In a MySQL master-slave high availability (HA) setup, it is important to continuously monitor the health of the master and slave servers so you can detect potential issues and take corrective actions. MySQL Master Server Health Checks. Assuming that the monitoring script is running on the same server as your MySQL server, you can check for the following: Ensure the MySQL service is running. Important Health Checks for your MySQL Master-Slave Servers Click To Tweet.

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React Server Components

Addy Osmani

React Server Components aim to enable modern UX with a server-driven mental model. In this post I will share some notes I took while catching up on the latest RFC and talk around this work

Managing MySQL Server Logs: Rotate, Compress, Retain & Delete

Scalegrid

MySQL Server generates several logs that can help you monitor the activities of the server. Setting Up MySQL Server Logging. Managing MySQL Server Logs: Rotate, Compress, Retain & Delete Click To Tweet. Check out these other posts to learn more about optimizing your MySQL deployments: Calculating InnoDB Buffer Pool Size for your MySQL Server. MySQL Tutorial – Configuring and Managing SSL On Your MySQL Server.

Query Tuning with SQL Server 2019

SQL Shack

In this article, we will talk about the query tuning features that were announced with SQL Server 2019. Performance SQL Server 2019Introduction Sometimes, tuning the queries can be a tough task for database developers or administrators.

Install SQL Server 2019 on Windows Server 2016 with SQL Server Always On Availability Groups

SQL Shack

In this article, we will proceed with configuring a SQL Server Always On Availability Groups and perform failover validations. A comprehensive guide to SQL Server Always On Availability Groups on Windows Server 2016 Configuration of virtual machines on Oracle […].

SQL Server Performance Tuning made simple

SQL Shack

In this article, we’ll show a process for SQL Server performance tuning, and several tools, tips and techniques you can use to monitor performance and take the necessary steps to improve it. SQL Server is a common platform for enterprise-grade database workloads.

Hidden secrets of SQL Server Foreign Keys

SQL Shack

This article will describe the effect of SQL Server foreign keys on query plans which are created by the query optimizer. Introduction Foreign keys are used to enforce the referential integrity between the data of the two tables and are frequently used in relational database designs.

Query Optimization in SQL Server for beginners

SQL Shack

This article intends to give some details about the query optimization process in SQL Server. Introduction The query optimization is very grinding work for the database professionals who desire to overcome performance issues of the queries.

Scalar UDF Inlining in SQL Server 2019

SQL Shack

In this article, we will explore a new SQL Server 2019 feature which is Scalar UDF (scalar user-defined) inlining. Development Functions Performance SQL Server 2019

Important Health Checks for your MySQL Master-Slave Servers

High Scalability

In a MySQL master-slave high availability (HA) setup, it is important to continuously monitor the health of the master and slave servers so you can detect potential issues and take corrective actions. MySQL Master Server Health Checks. In this blog post, we explain some basic health checks you can do on your MySQL master and slave nodes to ensure your setup is healthy.

Explore SQL Server Index Properties in SSMS

SQL Shack

This article gives you an insight into SQL Server Index properties in SSMS. Introduction We can create indexes in SQL Server using both GUI and t-SQL method. Development Indexes SQL Server Management Studio (SSMS

Key Performance Measurements for App Servers: Cause, Impact, and Resolution

DZone

Server page faults/second. database performance garbage collection memory leaks app server performance monioringBelow are some of the key metrics that need to be monitored during performance testing: CPU utilization. Heap memory utilization. Number of active/daemon threads. Number of classes loaded. Cache hit ratio. Active total sessions. SSL transactions/second. Active/total DB pool connections. Application log. Load balancing. Requests/second.

How to handle 100 million rows with SQL Server BCP

SQL Shack

In this article, we will explore the Bulk Copy Program tool that is also known as the SQL Server BCP tool. BCP allows us to export data into particular flat-file formats from SQL Server, and it also enables us to transfer data between different SQL Server instances or into the SQL Azure.

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Understanding Execution Plans of the SQL Server Insert statement

SQL Shack

In this article, we will learn how to interpret an execution plan of a SQL Server insert statement. Query execution operations, an internal data page, memory, and logging activities are performed by the SQL Server database engine.

Execution Plans in SQL Server

SQL Shack

Introduction In this article, I’m going to explain what the Execution Plans in SQL Server are and how to understand the details of an execution plan by reading the various metrics available once we hover over the components in the plan. Execution plans SQL Server Management Studio (SSMS

Overview of SQL Server Clustered index

SQL Shack

This article targets the beginners and gives an introduction of the clustered index in SQL Server. Introduction An index plays a crucial role in SQL Server query performance. Indexes Performance SQL Server Management Studio (SSMS

How to drop tables for HammerDB TPC-C on SQL Server

n0derunner

From the SQL Window of SQL*Server. DISTRICT] DROP … The post How to drop tables for HammerDB TPC-C on SQL Server appeared first on n0derunner. SQL Server Workloads & Benchmarks hammerDB sqlserver tpc-cIssue these commands to drop the tables and procedures created by HammerDB. This will allow you (for instance) to re-create the database, or create a new database with more warehouses (larger size) while retaining the same name/DB layout. USE [TPCC] DROP TABLE [dbo].

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Boost SQL Server Performance with Wait Statistics

SQL Shack

In this article, we will explore, how we can increase SQL Server performance with the help of the wait statistics. Wait statistics are one of the most important indicators to identify performance issues in SQL Server.

SQL Server Always On Availability Groups for SQL Server Linux instances

SQL Shack

In this 29th article of the SQL Server Always On Availability Groups series, we configure the AG between SQL Server Linux instances. Introduction SQL Server 2017 & 2019 works on the cross-platform operating system: Windows and Linux.

Transactions in SQL Server for beginners

SQL Shack

In this article, we will talk about fundamental details of the transactions in SQL Server. Introduction A transaction is the logical work unit that performs a single activity or multiple activities in a database.

Re-Slaving a Crashed MySQL Master Server in Semisynchronous Replication Setup

Scalegrid

However, discarding a server like this is expensive and inefficient. In this blog post, we will explain an approach to detect and fix transactions on the crashed MySQL master server in a semisynchronous replication setup, and how to re-slave it back into your master-slave setup. Re-Slaving a Crashed #MySQL Master Server in Semisynchronous Replication Setup Click To Tweet. Remember that you need to retain the UUID of this server as before. In a MySQL 5.7

SQL Server ORDER BY performance tips

SQL Shack

In this article, we will explore how the ORDER BY statement affects the query performance and we will also learn some performance tips related to sorting operations in SQL Server.

SQL Server 2019 new features: Batch Mode on Rowstore

SQL Shack

In this article, we will explain batch mode on rowstore feature, which was announced with SQL Server 2019. Performance Performance Testing SQL Server 2019

SQL Table Variable Deferred Compilation in SQL Server 2019

SQL Shack

In an article, An overview of the SQL table variable, we explored the usage of SQL table variables in SQL Server in comparison with a temporary table. Development Performance SQL Server 2019

SQL Server Clustered Indexes internals with examples

SQL Shack

In this article, we will learn the SQL Server clustered index concept and some internal details. A clustered index is one of the main index types in SQL Server and the working principle is a bit complicated but in […].

Don’t fear SQL Server performance tuning

SQL Shack

In this article, we will learn some basic tips for SQL Server performance tuning. Tuning the SQL Server performance will help to access data faster so the applications data interaction performances will enhance. SQL Server […].

SQL Server Hardware Performance Tuning

SQL Shack

SQL Server Performance Tuning can be a difficult assignment, especially when working with a massive database where even the minor change can raise a significant impact on the existing query performance.

Monitor Your Servers With Cockpit

DZone

Following on my previous article. Run your own Video Conference Service with Jitsi , I started looking for a reliable solution to monitor my instance that runs Jitsi. I needed basic information on RAM, CPU, Disk, Networking, and I/O to assess the performance bottleneck for the serve.

Modes of Transactions in SQL Server

SQL Shack

In this article, we are going to talk about the modes of transactions in SQL Server. SQL Server can operate 3 different transactions modes and these are: […].

SQL Server troubleshooting: Disk I/O problems

SQL Shack

In this article, we will discuss how to resolve I/O problems that is a very important point for the SQL Server troubleshooting. Detecting and identifying I/O problems in SQL Server can be a tough task for the database administrators (DBAs).

How to resolve deadlocks in SQL Server

SQL Shack

In this article, we will talk about the deadlocks in SQL Server, and then we will analyze a real deadlock scenario and discover the troubleshooting steps.

tempdb Enhancements in SQL Server 2019

SQL Performance

I have been making the same recommendations about tempdb since I started working with SQL Server over 15 years ago, when I was working with customers running version 2000. From the customer side, this has been the limit of what can be done*, until SQL Server 2019. The SQL Server team has made many changes over the years to try and mitigate issues, but the abuse continues. I have SQL Server 2019 CTP 3.2

Capturing deadlocks on AWS RDS SQL Server databases

SQL Shack

This article will explore the process to capture deadlock XML and deadlock graphs for AWS RDS SQL Server databases. Introduction As a database professional, you confront the performance issues with databases.

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Apply SQL Server patches or cumulative updates in SQL Server Always On Availability Groups

SQL Shack

In this 32nd article on SQL Server Always On Availability Group series, we will discuss the process to apply a service pack or Cumulative packs for AG replica instances.

A comprehensive guide to SQL Server Always On Availability Groups on Windows Server 2016

SQL Shack

In this article, we will configure a SQL Server Always On Availability Group on the Windows Server 2016. We use SQL Server 2019 for configuration.

Session timeouts in SQL Server Always On Availability Groups

SQL Shack

In this 41st article for SQL Server Always On Availability Groups, we will explore the session timeout configurations for AG replicas. Prerequisites You should follow articles in the series, SQL Server Always On Availability Groups and prepare the following environment.

Troubleshooting using Wait Stats in SQL Server

SQL Shack

Introduction Troubleshooting using Wait Stats in SQL Server is an important perspective when it comes to managing databases. As a database professional, you might have come across situations, where your end-users are not happy with reports being slower.

Getting started with SQL Server Query Tuning

SQL Shack

Query tuning is a very wide topic to talk about, but some essential techniques never change in order to tune queries in SQL Server. This article will cover some essential techniques for SQL query tuning.

Configure SQL Server Reporting Services databases in SQL Server Always On Availability Groups

SQL Shack

This is the 25th article in SQL Server Always On Availability Groups series. Configure SQL Server Reporting Services for standalone databases SQL Server Reporting Services (commonly known as SSRS) is a service to deploy paginated reports for web and mobile.

SQL Server On Linux: Forced Unit Access (Fua) Internals

SQL Server According to Bob

SQL Server relies on Forced-Unit-Access (Fua) I/O subsystem capabilities to provide data durability, detailed in the following documents: SQL Server 2000 I/O Basic and SQL Server I/O Basics, Chapter 2. Durability is a cornerstone of any database system and starting with SQL Server 2017 on Linux Cumulative Update 6 (CU6), SQL Server on Linux enables “Forced Flush” behavior as described in this article , improving durability on non-Fua optimized systems. “Be

Explore SQL Server PolyBase External Tables in SQL Server Always On Availability Groups

SQL Shack

In this 28th article for SQL Server Always On Availability Group series, we explore the high-availability for the SQL Server PolyBase(SSB) external tables using AG groups.

Memory-Optimized TempDB Metadata in SQL Server 2019

SQL Shack

By removing disk-based storage and the challenge of copying data in and out of memory, query speeds in SQL Server can be improved by orders of magnitude. Migration Performance SQL Server 2019Introduction In-memory technologies are one of the greatest ways to improve performance and combat contention in computing today. TempDB is one of the biggest sources of latency in […].