MySQL Forums
2025年7月22日 · Forum to discuss quality assurance techniques, such as bug reports, test cases, code patches
How to connect to MySQL from the command line - Stack Overflow
2011年2月27日 · How can you connect to MySQL from the command line in a Mac? (i.e. show me the code) I'm doing a PHP/SQL tutorial, but it starts by assuming you're already in MySQL.
mysql - What does SQL Select symbol || mean? - Stack Overflow
2014年4月29日 · 5 In Oracle, SQLite3, and MySQL, it concatenates strings. Please see the Oracle documentation. The MySQL documentation. Also, it's part of ANSI SQL, but read this …
MySQL JOIN ON vs USING? - Stack Overflow
In a MySQL JOIN, what is the difference between ON and USING ()? As far as I can tell, USING () is just more convenient syntax, whereas ON allows a little more flexibility when the column …
MySQL :: MySQL Forums :: MySQL Workbench
2024年9月17日 · 2,031 Jim Edvardsson 10/25/2024 07:59AM MySQL Workbench crashing on Reverse Engineering, Forward Engineering, and Model Sync 840 Jorge Pimentel 10/14/2024 …
MySQL :: MySQL Forums :: Newbie
2024年11月5日 · Sticky: MySQL Performance Tuning: The Perfect Scalability (1 Posts) Edwin Desouza 09/21/2019 04:16PM Sticky: MySQL 8.0: if I should optimize only one query, which …
MySQL: @variable vs. variable. What's the difference?
In MySQL, @variable indicates a user-defined variable. You can define your own. SET @a = 'test'; SELECT @a; Outside of stored programs, a variable, without @, is a system variable, …
What does mysql -u root -p do? - Stack Overflow
2017年4月7日 · I am trying to figure out what the mysql -u root -p command does. I have googled the command but I can't find any good results.
How to allow remote connection to MySQL - Stack Overflow
2016年4月11日 · I have installed MySQL Community Edition 5.5 on my local machine and I want to allow remote connections so that I can connect from external source. How can I do that?
How should I resolve --secure-file-priv in MySQL?
Your MySQL server has been started with --secure-file-priv option which limits from which directories you can load files using LOAD DATA INFILE. Use SHOW VARIABLES LIKE …