http://pgconf2020.postgres.cn, PostgreSQL 13.1, 12.5, 11.10, 10.15, 9.6.20, & 9.5.24 Released, PostgreSQL China Technology Conference(10th). The net effect is that checking against the LastSeen value means you can miss updates as they became visible to your query out of order. Tuesday, Oct 15. Exploration of database software and hardware collaborative optimization Foscolo. Programming things such as recurring events or events with dates that depend on each other are not the easiest thing a developer can set out to do. Please suggest. PostgreSQL doesn't have the concept of scheduled jobs. 09:00 - 12:00 Hands on with Azure Database for PostgreSQL Byju Sukumaran, Diana … Finally we have stroed procedures in PostgreSQL 11, better late then never. Pgpool-II has been around to complement PostgreSQL over a decade and provides many features like connection pooling, failover, query caching, load balancing, and HA. Co-founder of Ottertune, Database Development Trend A few examples include introducing new data models such as time series or graph, which focus on solving SQL at hyper-scale problem, this has been an elusive solution and scale was becoming synonymous with NoSQL environments. As more and more people are moving to PostgreSQL from Oracle, a pattern of mistakes is emerging. BY Hang Liu You can define event using CREATE EVENT statement and It requires the EVENT privilege for the schema in which the event is to be created. Compared to SQL Server Agent - PgAgent has the following advantages: SQL Server Agent comes only with Microsoft SQL Server Workgroup and above so not an option say for people running SQL Server Express editions or no SQL Server install. This talk was first presented in 2017 in Japan for local PostgreSQL community. Traditional job scheduling is quite limited and does not cover all we needed in real life. Senior Database Director of HighGo Software, Data sharing technology based on blockchain The main benefits of Stored procedure are the followin... Ottertune-Database parameter auto tuning tool and its implementation CloudWatch Events – Amazon CloudWatch Events delivers a near real-time stream of system events that describe changes in AWS resources. Senior Engineer of Tencent Cloud Database, HGDB backup and restore pg_cron is a simple, cron-based job scheduler for PostgreSQL, implemented as an open source extension to the Postgres database. PostgreSQL, you may submit your own events for consideration after logging in. This schedule is subject to changes and will be updated when any changes occur. How to Schedule PostgreSQL tasks on Linux using Cron. The interface is ridiculously flexible and intuitive. Senior Engineer of Tencent Cloud Database, Using PostgreSQL and Friends for a Street Sweeping Solver Project, HGDB-Sabre-Migration efficient database migration tool, Logical Replication lessons learned for the Data Warehouse, What can PG be used for BT Yanliang Lei BY Wei Liu We need a solution that can enable a developer team to manage the scheduled events properly, and without requiring fiddling interactively at a production’s system shell. Any attempt to parse the logs would be time-consuming and tedious, not to mention that with log rotation some DDL history could be l… Senior product expert of Alibaba Group, head of product management and operation of Alibaba Cloud intelligent database, PostgreSQL deep learning and maintenance management methodology While persistent memory is traditionally used to store and speed up WAL in PostgreSQL, we look at other interesting possibilities. pg_cron is a simple cron-based job scheduler for PostgreSQL (9.5 or higher) that runs inside the database as an extension. BY Yunhe Xu Join Postgres Pulse Live sessions to learn more. 08:15–09:00. Hytera Senior R&D Engineer of Hytera, Multi-Master Horizontal Expansion Cross PostgreSQL and MySQL Migrate Database from Exadata X7 1/8 2 Nodes RAC to PostgreSQL 12.4: Critical OLTP System REFRESH MATERIALIZED VIEW command is prepared for the purpose, but this has to recompute the contents from a scratch, so this is not efficient in cases where only a ... Research and Development of Unified model and Language of Knowledge Graph Database Management System, Deputy Dean, School of Artificial Intelligence, Tianjin University, Practice of traditional database migration to heterogeneous cloud Specifically, this component of my system allows customers of a business to schedule … Note: The PostgreSQL Global Development Group does not endorse any It is added as a new schema object which is similar to functions and but without a return value and with some subtle differneces and benefits. If you want to schedule your database task in MySQL, You should use default Event Scheduler of MySQL Database Server. Wednesday, September 11. Head of AntDB Product Planning and Product Delivery, AsiaInfo. We can alter the default privileges using the very useful ALTER DEFAULT PRIVILEGES command (a PostgreSQL extension to the standard). BY Cheqing Jin When designing applications, the database schema is usually an afterthought. We will also look beyond common user operations and into some specific optimizations related to upgrade, logical replication, performance, and reducing downtime. This talk will start with the basic architecture of Logical replication in PostgreSQL and then cover the various ways in which it can be helpful to users. Researcher of Alibaba Group, Head of OLAP Product Department of Database Product Division, Best practice of database intelligent parameter adjustment based on Reinforcement Learning Copyright © 1996-2020 The PostgreSQL Global Development Group, From January 15 to January 16, 2021, the 10th "PostgreSQL China Technology Conference" hosted by the PostgreSQL Chinese Community will be held in Nanjing Sofitel Galaxy Hotel. Schedule. BY Guoqiang Gai System accessed from million of Mobile devices BY Jinbao Chen Supervisor of Harbin Institute of Technology. You can find the full conference information at the conference website. pg_cron runs inside the database and is used for running periodic jobs such as vacuuming tables, deleting old data, calling procedures, and more. Analyzing data plays an important role in business and fast query processing is the key. This includes, but is not limited to, presentations on Open Source Projects, Postgres forks, extensions, new APIs, and languages. When it comes to PostgreSQL running in any Unix distributions or in Windows, there are at least two ways to do it. BY Zhiyong Peng In this talk I would like to introduce the history of PostgreSQL: before it was born, how it was born and how it has evolved, being supported by many great contributors. Using simple rules that you can quickly set up, you can match events and route them to one or more target functions or streams. 08:15 Registration Tue. BY Yuesen Li Containers and the cloud are all the rage as companies seek new efficiencies and flexibility. This site is about a previous instance of this event. BY Aiguo Zhang And the clients may not even be powered up when an event is due to fire, so running cron there isn't going to … Deputy Director of the Database Committee of China Computer Federation, Professor of School of Computer Science, Wuhan University. The default configuration is designed in such a way that PostgreSQL can run on any system using minimum resources. Planned downtime events include Azure scheduled periodic software updates and minor version upgrades. In some cases it is a move away from other major database systems like Oracle or even Teradata. Technical Director of Tencent Cloud TBase Database. There are several solutions that can help us to run a PostgreSQL cluster on Kubernetes. PostgresQL able to scale well for READS BY Zhongliang Li With PostgreSQL recently being voted the second-most loved database, and Rust being voted the most loved programming language, it's about time we be able to integrate the two. 2 Likes 38,908 Views 21 Comments . Peak Transaction around 400 TPS Nowadays, more and more applications are being deployed in containers on Kubernetes. We’ll look at client-side security (LibPq, JDBC) through to server-side security. 12:30 - 13:30 - Lunch (Market Street) 13:30 - 16:30 Architecting real-time analytics for your customers Marco Slot. Reload the page to continue to be relevant has been there since and! 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