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  What can select do in GoLang

In Go language, select is a keyword used to listen to and perform IO operations related to channels.With the select statement, we can simultaneously listen to multiple channels and perform corresponding operations when any of the channels are ready.This article will summarize the common uses of the select statement and provide some considerations when using it.Basic syntaxThe basic syntax of the select statement is as follows:select {case <-channel1: // when channel1 has data to processcase data := <-channel2: // when channel2 has data to processdefault: // if no channel has dat...

1,026 0       GOLANG SELECT USAGE SYNTAX TUTORIAL


  SQL Grammar Summary

整理了一下,希望对大家有用SQL语句大全  --语 句 功 能--数据操作SELECT --从数据库表中检索数据行和列INSERT --向数据库表添加新数据行DELETE --从数据库表中删除数据行UPDATE --更新数据库表中的数据--数据定义CREATE TABLE --创建一个数据库...

4,007 1       SQL QUERY SUMMARY SELECT UPDATE DELETE I