Tag: Table

Feed: R-bloggers. Author: Econometrics and Free Software. This blog post is based on an article I’m currently working on which you can find here. Contributions more than welcome! “You expect me to read all this?” The gist of this blog post can be summarised in the following sentence: lagged positive cases of the neighbouring regions of Luxembourg predict weekly positive cases in Luxembourg. But prediction is not the goal of all this, but rather, understanding. Go grab a hot beverage and read on. Due to its quite unique characteristics, the spread of COVID-19 in a landlocked country like Luxembourg is ... Read More

Feed: Recent Announcements. AWS Elemental MediaLive now offers a Workflow Wizard to help you create a live streaming workflow in just a few minutes. The Workflow Wizard guides you through setting up a live streaming workflow using AWS Elemental MediaLive and other AWS services including AWS Elemental MediaStore, AWS Elemental MediaPackage, and Amazon CloudFront.   With step-by-step guidance, the AWS Elemental MediaLive Workflow Wizard walks you through setting up your channel by selecting redundancy requirements, input source (MP4, RTMP, AWS Elemental MediaConnect, or AWS Elemental Link), transcoding formats, origination, and CloudFront for content delivery. The Workflow Wizard creates an AWS ... Read More

Feed: Recent Announcements. AWS Shield Advanced now supports tagging of protected resources and protection groups. You can use tagging to restrict the ability to create or modify protections to sensitive resources via IAM policies, or to organize and track your AWS Shield Advanced costs at the tag level. Resource tagging allows you to define custom names for protected application resources, such as Amazon Elastic Compute Cloud (EC2), Elastic Load Balancing (ELB), Amazon CloudFront, AWS Global Accelerator and Amazon Route 53.   To associate tags with Shield Advanced protections, log into the Shield Console and navigate to the protected resources tab ... Read More

Feed: Planet PostgreSQL. Development on Citus first started around a decade ago and once a year we release a major new Citus open source version. We wanted to make number 10 something special, but I could not have imagined how truly spectacular this release would become. Citus 10 extends Postgres (12 and 13) with many new superpowers: Columnar storage for Postgres: Compress your PostgreSQL and Citus tables to reduce storage cost and speed up your analytical queries. Sharding on a single Citus node: Make your single-node Postgres server ready to scale out by sharding tables locally using Citus. Shard rebalancer ... Read More

Feed: MariaDB Knowledge Base Article Feed. Author: . delimiter | IF @have_innodb THEN CREATE TABLE IF NOT EXISTS innodb_index_stats ( database_name VARCHAR(64) NOT NULL, table_name VARCHAR(64) NOT NULL, index_name VARCHAR(64) NOT NULL, last_update TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP, stat_name VARCHAR(64) NOT NULL, stat_value BIGINT UNSIGNED NOT NULL, sample_size BIGINT UNSIGNED, stat_description VARCHAR(1024) NOT NULL, PRIMARY KEY (database_name, table_name, index_name, stat_name) ) ENGINE=INNODB DEFAULT CHARSET=utf8 COLLATE=utf8_bin STATS_PERSISTENT=0; END IF| Query OK, 0 rows affected, 2 warnings (0.00 sec) 이러한 방식으로 복합문을 사용할 경우 아래의 제약 조건이 적용됩니다 : BEGIN, IF, CASE, LOOP, WHILE, REPEAT 문을 이용해서만 저장 프로그램 ... Read More

Feed: Planet MySQL; Author: Alena Subotina; Most modern websites and applications ground on data collection, storage, and analysis. Databases take an active part in building the entire Web environment. That’s why it is crucial to ensure correct data retrieval from databases and appropriate ways of data manipulation. To modify your data properly, you will need to execute SQL queries. The current article will focus on the MySQL UPDATE statement and its use. The essence and role of MySQL UPDATE statement  Very often, we need to update a field in MySQL and alter the data stored in tables. We can do ... Read More

Feed: Recent Announcements. AWS Step Functions now supports YAML state machine definitions within the AWS Toolkit for Visual Studio Code and in AWS CloudFormation, making it possible to define workflows in the same language as your infrastructure as code. AWS Step Functions allows you to build resilient serverless workflows using AWS services such as AWS Lambda, Amazon SNS, and Amazon DynamoDB. The AWS Toolkit for Visual Studio Code is an open source plug-in for Visual Studio Code that makes it easier to create, debug, and deploy applications on Amazon Web Services. AWS CloudFormation gives you an easy way to model ... Read More

Feed: Recent Announcements. AWS Secrets Manager now enables you to replicate secrets across multiple AWS Regions. You can now give your multi-Region applications access to replicated secrets in the corresponding Regions and rely on AWS Secrets Manager to keep the replicas in sync with the primary secret. In scenarios such as disaster recovery, you can read replicated secrets from your recovery Region, even if your Primary Region is unavailable. You can use this functionality through the AWS Secrets Manager console, CreateSecret and ReplicateSecretToRegions API, or via AWS CloudFormation to replicate secrets in one or more Regions. AWS Secrets Manager enables you ... Read More

Feed: AWS Big Data Blog. Amazon DynamoDB helps you capture high-velocity data such as clickstream data to form customized user profiles and online order transaction data to develop customer order fulfillment applications, improve customer satisfaction, and get insights into sales revenue to create a promotional offer for the customer. It’s essential to store these data points in a centralized data lake, which can be transformed, analyzed, and combined with diverse organizational datasets to derive meaningful insights and make predictions. A popular use case in order management is receiving, tracking, and fulfilling customer orders. The order management process begins when an ... Read More

Feed: AWS Partner Network (APN) Blog. Author: Toby Buckley. By Toby Buckley, Sr. Partner Solutions Architect – AWS SaaS FactoryBy Ranjith Raman, Sr. Partner Solutions Architect – AWS SaaS Factory As more organizations make the move to a software-as-a-service (SaaS) delivery model, many are choosing Amazon Elastic Kubernetes Service (Amazon EKS) as the target for their solutions. The programming model, cost efficiency, security, deployment, and operational attributes of EKS represent a compelling model for SaaS providers. The EKS model also presents SaaS architects and developers with a collection of new multi-tenant considerations. You’ll now have to think about how the ... Read More