Course Intermediate  11359

Course Introduction："Self-study IT Network Linux Load Balancing Video Tutorial" mainly implements Linux load balancing by performing script operations on web, lvs and Linux under nagin.

Course Advanced  17663

Course Introduction："Shangxuetang MySQL Video Tutorial" introduces you to the process from installing to using the MySQL database, and introduces the specific operations of each link in detail.

Course Advanced  11376

Course Introduction："Brothers Band Front-end Example Display Video Tutorial" introduces examples of HTML5 and CSS3 technologies to everyone, so that everyone can become more proficient in using HTML5 and CSS3.

Course Introduction：How to store and query data in time series in MySQL? In many application scenarios, timing requirements for data are very common, such as sensor data monitoring, logging, etc. As a commonly used relational database, MySQL also provides some methods for storing and querying time series data. A common approach is to use a timestamp field to store the time information of the data. In MySQL, you can use fields of type TIMESTAMP or DATETIME to store time. TIMESTAM

2023-07-30 comment 0  1304

Course Introduction：How to implement time-series data storage and query functions in MongoDB In today's data processing field, time-series data storage and query are very important requirements. Time series data includes timestamps and data values, such as temperature data, sensor data, stock prices, etc. In this article, we will introduce how to use the MongoDB database to realize the storage and query functions of time series data. Create database and collection First, we need to create a database and a collection in MongoDB to store time series data. In this case, I

2023-09-19 comment 0  805

Course Introduction：uniapp implements WeChat applet cloud development technology to achieve data storage and real-time communication. In recent years, WeChat applet has been widely used and developed rapidly in the field of mobile application development. In order to make it easier for developers to build small programs, WeChat has launched cloud development technology, which includes data storage and real-time communication functions. In this article, we will introduce the specific steps of how to use WeChat applet cloud development technology to achieve data storage and real-time communication in uniapp, and provide some code examples. Data storage is very important in an application

2023-10-16 comment 0  1650

Course Introduction：With the rapid development of the Internet, large amounts of data are continuously generated and accumulated. For enterprises, how to efficiently process this data and conduct meaningful analysis is a very important issue. In the application of big data, time series data and geographical data are two very common types. This article will introduce how to use MongoDB and Atlas to implement time series data and geographical data storage and statistics. Introduction to MongoDB and Atlas MongoDB is a document database that uses JS

2023-06-14 comment 0  1860

Course Introduction：MySQL date types include DATE, TIME, DATETIME, TIMESTAMP, and YEAR. Detailed introduction: 1. DATE, used to store dates, can only store dates, not the time part; 2. TIME, used to store time, the format is only able to store time, not the date part; 3. DATETIME, used to store Date and time, which can store date and time parts, accurate to seconds; 4. TIMESTAMP, used to store date and time; 5. YEAR, used to store years, etc.

2023-07-19 comment 0  10311