SQL Performance

AUGUST 14, 2019

Run the following code to create the Transactions table and populate it with sample data: SET NOCOUNT ON ; USE TSQLV5 ; -- [link]. The performance penalty is relevant only when the window function is optimized with row-mode processing operators. Transactions ; The plan for this query, using row-mode processing, is shown in Figure 1.

Best Practices 108

Best Practices Servers Database Azure 108

SQL Performance

MARCH 17, 2020

This follow-up post revisits the question for SQL Server 2019, using a larger number of rows. It has 32GB RAM, with 24GB available to the SQL Server 2019 instance. The Sort only has 19 rows to process, so it consumes only 1ms or so. Test Environment. The cost threshold for parallelism is set to 50.

Servers 86

Servers Tuning Database Efficiency 86

Dynatrace

JULY 31, 2020

The vendor has de-supported this technology and version with 2019-09-30. The vendor has de-supported this technology and version with 2019-09-30. Windows: Windows Server 2008. Windows: Windows Server 1809. Improved OneAgent.NET code module handling on read-only file systems. Oracle Hotspot JVM 12. OpenJDK 12.

Operating System 116

Operating System Java Infrastructure Monitoring 116

The Netflix TechBlog

APRIL 17, 2019

Intel and Netflix announced their collaboration on a software video encoder implementation called SVT-AV1 on April 8, 2019. The standard specification describes in minute detail how a video bitstream should be processed in order to produce displayable video frames. New Netflix Buildings in Los Gatos. What is SVT-AV1?

Open Source 166

Open Source Scalability Speed Efficiency 166

Dynatrace

JULY 9, 2019

Support for tracing of asynchronous code execution within Spring integrations.NET. Improved grouping of Citrix processes. support has been extended and will reach end-of-life in November 2019. x (Pivotal support for this version ended in April 2019. x (Pivotal support for this version ends in June 2019.

Java 103

Java AWS Cloud Infrastructure 103

Dynatrace

MAY 6, 2019

We recently introduced several code modules that provide out-of-the-box code-level insight for each mainframe transaction. Here’s what you can do with our GA code modules for z/OS: Gain insight into the CICS Transaction Server on z/OS with our CICS code module. In-depth analysis at the source-code level.

Java 116

Java Programming Technology Technology 116

SQL Performance

JANUARY 12, 2022

Use the following code to create the table and populate it with a small set of sample data: DROP TABLE IF EXISTS dbo. ( ID INT NOT NULL IDENTITY ( 1 , 1 ) CONSTRAINT pk_Auctions PRIMARY KEY CLUSTERED , Code CHAR ( 1 ) NOT NULL. Auctions ( ID , Code , Quantity ) VALUES. ( Auctions. (

Code 116

Code Servers Performance Azure 116

Particular Software

JANUARY 27, 2020

Microsoft Message Queuing, better known by its nickname MSMQ, passed away peacefully in its hometown of Redmond, Washington on October 14, 2019, at the age of 22. Since it exists in Windows 10 and Windows Server 2019, MSMQ will continue to live on until at least 2029—and much longer assuming it isn't removed from future versions of Windows.

Transportation 98

Transportation Azure Open Source Systems 98

SQL Performance

DECEMBER 9, 2020

I mainly experimented with different table value constructor cardinalities, with serial versus parallel processing, and with row mode versus batch mode processing. Use the following code to run a test with base CTE cardinality of 2 (requires 5 additional levels of CTEs): DECLARE @low AS BIGINT = 1 , @high AS BIGINT = 100000000 ; WITH.

C++ 114

C++ Servers Testing Processing 114

SQL Performance

APRIL 13, 2022

Use the following code to create a table called T1 and populate it with a small set of sample data: SET NOCOUNT ON ; USE tempdb ; DROP TABLE IF EXISTS dbo. Use the following code to create the helper function GetNums: CREATE FUNCTION dbo. My test machine has four logical CPUs, running SQL Server ® 2019 Enterprise.

C++ 136

C++ Strategy Testing Servers 136

KeyCDN

MARCH 22, 2023

Some attackers will try to deface your website and inject malware into it, steal your or your customer's data, and delete important content from your server. Why a website security check is so important In 2019, it was found that over 60% of websites were vulnerable at the time of infection.

Website 60

Website Servers Ecommerce Google 60

Smashing Magazine

NOVEMBER 8, 2018

Sharing Data Among Multiple Servers Through AWS S3. Sharing Data Among Multiple Servers Through AWS S3. 2019-04-29T18:34:58+00:00. When providing some functionality for processing a file uploaded by the user, the file must be available to the process throughout the execution. Leonardo Losoviz.

AWS 44

AWS Servers Storage Cloud 44

SQL Performance

MAY 11, 2022

These can result in different parts of the plan needing to process the input data in different orders. You can download the source code to create and populate this database here. I ran all the examples on SQL Server ® 2019 Developer, where batch-mode on rowstore is available. Environment for Demos.

C++ 133

C++ Database Servers Code 133

Percona

AUGUST 17, 2023

StackOverflow statistics show that 26% of developers preferred it in 2017, 34% in 2019, and 40% in 2021. That community spans expertise and industries, putting diverse skill sets and fresh perspectives into the review and improvement of code. Bugs and security vulnerabilities are identified more quickly.

Open Source 77

Open Source Healthcare Social Media Database 77

SQL Performance

MARCH 29, 2022

When SQL Server applies simple parameterization to an ad-hoc statement, it makes a guess about the data type of the replacement parameter. For the time being, let’s look at some examples using the Stack Overflow 2010 database on SQL Server 2019 CU 14. The bigint type isn’t used for server-side parameterization.

Cache 90

Cache Servers Database Testing 90

Scalegrid

SEPTEMBER 16, 2019

You can remotely access and navigate another database server. The dashboard lets you monitor server activities such as database locks, connected sessions, and prepared transaction. Since pgAdmin is a web application, you can deploy it on any server and access it remotely. 2019 Comparison Click To Tweet.

Open Source 262

Open Source Database Azure Cloud 262

SQL Performance

DECEMBER 9, 2020

I mainly experimented with different table value constructor cardinalities, with serial versus parallel processing, and with row mode versus batch mode processing. Use the following code to run a test with base CTE cardinality of 2 (requires 5 additional levels of CTEs): DECLARE @low AS BIGINT = 1 , @high AS BIGINT = 100000000 ; WITH.

C++ 61

C++ Servers Testing Processing 61

Smashing Magazine

JANUARY 15, 2019

2019-01-15T13:30:32+01:00. 2019-04-29T18:34:58+00:00. So, apart from powering servers with renewable energy, what else can web developers do about climate change? This includes the work done by the server, the client and the intermediary communications networks that transmit data between the two. Jack Lenox.

Website Performance 73

Website Performance Website Energy Performance 73

Smashing Magazine

APRIL 17, 2019

2019-04-17T12:30:16+02:00. 2019-04-29T18:34:58+00:00. A DNS lookup is the process of turning a human-friendly domain name like example.com into the machine-friendly IP address like 123.54.92.4 One step on from DNS prefetching is preconnecting to a server. Optimizing Performance With Resource Hints. Drew McLellan.

Performance 106

Performance Games Servers Cache 106

Testsigma

APRIL 23, 2021

Simform (as of 2019) stated that an average user has at least 40 apps installed on their phones while millennials have around 67 apps. So, there’s a solid reason why mobile app testing is a crucial step in any app development process. If we’ve written code for iOS, the tool lets us use it for Android too.

Testing Tools 86

Testing Tools Mobile Testing Open Source 86

The Morning Paper

JUNE 6, 2019

SysML 2019. FL is one instance of the more general approach of “bringing the code to the data, instead of the data to the code” and addresses the fundamental problems of privacy, ownership, and locality of data. Devices upload cryptographically masked updates and the server computes a sum over those updates.

Systems 71

Systems Design Google Servers 71

SQL Server According to Bob

DECEMBER 18, 2018

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. Be sure to deploy SQL Server 2017 CU6 or newer for best data durability and performance results. “. The Back Story.

Servers 90

Servers Media Cache Storage 90

KeyCDN

MARCH 14, 2019

Here is a roundup of front end web development trends to keep an eye on in 2019. Frontend Frameworks If you’re not using a frontend framework like React, Vue.js, or Angular to help build your projects, then 2019 is a good year to start. It can be used to decouple your frontend from your backend and improve server efficiency.

Development 101

Development Blockchain Serverless Social Media 101

Dynatrace

JUNE 9, 2021

A web application is any application that runs on a web server and is accessed by a user through a web browser. Web application security is the process of protecting web applications against various types of threats that are designed to exploit vulnerabilities in an application’s code. Why is web application security important?

Open Source 178

Open Source Entertainment Tuning Internet 178

The Morning Paper

APRIL 11, 2019

UPDATE 2019-04-14: An author update has been published for this paper which details that with current browser versions, ServiceWorkers can only stay alive for about a minute after the user navigates away from the site. modify their code, monitor their outgoing traffic etc.). NDSS’19.

Website 44

Website Network Traffic Cache 44

Smashing Magazine

NOVEMBER 5, 2019

2019-11-05T12:00:59+02:00. 2019-11-05T12:08:26+00:00. Here is an example of a simplified CSV import solution for a CRM from Flatfile (you can ignore the code on the left-hand side for now): A demonstration of how Flatfile helps developers simplify and clarify CSV import for users. Flatfile is configured via a JSON code snippet.

Azure 51

Azure Website Code Systems 51

Smashing Magazine

FEBRUARY 2, 2022

Improving JavaScript Bundle Performance With Code-Splitting. Improving JavaScript Bundle Performance With Code-Splitting. Projects built using JavaScript-based frameworks often ship large bundles of JavaScript that take time to download, parse and execute, blocking page render and user input in the process. Adrian Bece.

Code 90

Code Performance Network Website 90

SQL Performance

AUGUST 12, 2020

You can find it in the documentation of Microsoft SQL Server and Azure SQL Database. T-SQL supports it starting with SQL Server 2005. What’s different about the design of CTEs compared to derived tables is where in the code these three elements are located. It uses the term with list element to represent what T-SQL calls a CTE.

C++ 140

C++ Code Design Database 140

SQL Performance

OCTOBER 14, 2020

In Part 4 of the series, which focused on optimization of derived tables, I described a process of unnesting/substitution of table expressions. The TL;DR version of substitution/unnesting of CTEs is that the process is the same as it is with derived tables. You can find the script that creates and populates PerformanceV5 here.

C++ 140

C++ Servers Code Efficiency 140

KeyCDN

SEPTEMBER 12, 2019

Well, according to HTTP Archive , as of June 1, 2019 the average desktop page is 1,896.8 An easy way to compress images is with our image processing service that happens to also be fully integrated into our existing network. This is useful if you want to store optimized images instead of using a real-time image processing service.

Social Media 106

Social Media Media Google Website 106

O'Reilly

NOVEMBER 12, 2019

Rather than buying racks and racks of servers that need to handle the maximum potential traffic and be idle most of the time, it seems that serverless’ method of paying by compute is proving to be beneficial to the bottom lines of organizations. The third stand-out issue was “no server maintenance.” 1 reported benefit.

Serverless 87

Serverless Architecture FinTech Infrastructure 87

Scalegrid

OCTOBER 7, 2019

As this open source database continues to pull new users from expensive commercial database management systems like Oracle, DB2 and SQL Server, organizations are adopting new approaches and evolving their own to maintain the exceptional performance of their SQL deployments. autovacuum may have trouble keeping up on a busy server.

Strategy 182

Strategy Cloud Java Open Source 182

Percona

APRIL 13, 2023

was released in August 2019. Since Percona Server for MongoDB (PSMDB) is a fully compatible replacement for the upstream MongoDB Community Edition, we try to follow the same EOL date as the upstream vendor. That, too, will impact our upgrade process. MongoDB v4.2 MongoDB v4.2 EOL is set for April 30, 2023. Then with v6.0,

Servers 68

Servers Database Processing Systems 68

Smashing Magazine

JULY 16, 2019

2019-07-16T14:30:59+02:00. 2019-07-16T14:35:52+00:00. A few caveats before we begin: Data scraping involves increasing the server load for the site that you’re scraping, which means a higher cost for the companies hosting the site and a lower quality experience for other users of that site.

Scalability 87

Scalability Website C++ Servers 87

Dynatrace

APRIL 5, 2021

Similar to AWS Lambda , Azure Functions is a serverless compute service by Microsoft that can run code in response to predetermined events or conditions (triggers), such as an order arriving on an IoT system, or a specific queue receiving a new message. It automatically manages all the computing resources those processes require.

Azure 136

Azure Serverless IoT Lambda 136

The Netflix TechBlog

MARCH 1, 2021

Background The Media Cloud Engineering and Encoding Technologies teams at Netflix jointly operate a system to process incoming media files from our partners and studios to make them playable on all devices. Local development tools including specialized test runners, code generators, and a command line interface. Productivity?—?Local

Serverless 228

Serverless Media Latency Social Media 228

SQL Server According to Bob

MAY 19, 2019

SQL Server will ship Azure SQL Database Edge: [link]. With the announcement I can tell you more about one of the things we have been working on; SQL Server running on IoT Edge and Developer machines in under 500MB of memory. The effort focuses attention on memory usage and disk space requirements of SQL Server. Description.

IoT 61

IoT Servers Development Cache 61