NoSQL database is optimized for scalable performance and architectureless data model Non-relational database.
NoSQL databases are also widely recognized for their ease of development, low lat
Author: Simo
PostgreSQL creation view
I have the following columns in Form A. They record user fingerprint “transactions” every time they register or check out from the building.
CREATE TABLE user_transactions(
id serial P
PowerDesigner generates Java code
Use the powerDesigner tool to draw the class diagram, and then let it generate java code
Use the powerDesigner tool to draw the class diagram, and then let it generate java code
NOSQL Database Modeling Tool
I know that most of the time NOSQL databases are schemaless, or at least have a flexible database schema.
However, the basic model needs to be modeled in advance and may be developed later. So in
PostgreSQL – Postgres – Calculation of cumulative data
I collect data from some API sources through Python and add it to 2 tables in Postgres.
Then, I use this data To generate reports, join and group/filter data. I add thousands of rows every da
PostgreSQL – How should I extract repetition logic in the Postgres function?
I have a Postgres function with a lot of repeated logic. If I write this in Ruby, I will extract the repeated logic into some private helper methods. But in Postgres There seems to be no equivalent
Nosql database introduction, Memcached installation
NoSQL database What is a NoSQL database? Non-relational databases are NoSQL, and relational databases represent MySQL;
Relational databases need to store data in libraries, tables, In the rows an
Nosql Redis Database
1. Introduction to the basics of redis
2. Advanced redis applications
1. Concepts
Redis is an open source key-value, which is both a cache and a storage. It supports Persistence, with the hel
Do you have any online resources to get NOSQL?
I am trying to learn NoSQL, and I am implementing it in a project I am working on as a way to extract it. As far as I know, there are no strict regulations around. But I I would love to read the fo
TIDB Application of Funyours Japan in Corporate Closer
Background Since its establishment in Japan in 2014, FUNYOURS JAPAN Co., Ltd. has operated a variety of well-received page games and mobile games, such as: 鉣頭のソティラス, Ninety-Nine Hime, etc., For ope