625 questions
I am studying PHP on a local server (PHP 7.0.14) in MacOS 10.12.2.<?phpdefine('DB_DATABASE', 'test_db'); // database specification define('DB_USERNAME', 'dbuser'); // database userdefine('DB_PASSWO...
Operating Environment: Windows 7 32-bit, Eclipse 4.7 Oxygen, Java 8, MariaDB 10.3, WildFly12 ·This is my first time using WildFly.So let me ask you a few questions.WI understand that WildFly includes ...
Installing mysql (10.1.30-MariaDB) +------------------------------------------------------------------------------------------------------------------| host | user | password | ssl_type |+-----------+...
Thank you for your help.I think it's a question that has been asked many times in the past, but I couldn't find it in the past log, so Let me ask you a question.Learn how to import CSV files into an e...
My name is toshimizu, and I am a super beginner in programming.I just asked a similar question and got an answer, but I ran into another error again, so I would like to ask you a question again.Please...
I am currently trying to do the following:Here's the code: class ConvertNameIntoFirstAndLastName<ActiveRecord::Migration def up execute<<- SQL DO $do$ DECLARE record; BEGIN FOR u IN SELECT* ...
For example f(x)=x*x(x=1..10)When I want to make a table of , how can I make a part of 1...10?CREATE TEMPORARY TABLE x( x bigint(20));INSERT x VALUES (1), (2), (3), (4), (5), (6), (7), (8), (9), (10);...
I'm working on a table design, but I'm having a hard time with my first training, so I'd like some advice.I won't give you any specific information, so it's an example.There is a table like the one ab...
How can I accomplish the following?I have also discussed my own ideas on how to realize it later, so I would appreciate it if you could refer to them as well.Thank you for your cooperation.Pass a stri...
We are investigating the cause of the deadlock at the MySQL UPDATE site.Exclusive processing is carried out with optimistic lock, no transaction is used, COMMIT is performed immediately after UPDATE i...
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