Database design - mysql database integration

For two mysql libraries with the same partial tables, I think I can specify the corresponding relationship between the two database tables and fields to synthesize a new database. Is there any tool that can be used to achieve this?

phpcn_u1582 2017-05-18 10:53:24 0  1  700

Mysql bash database name is wrong when database exists?

I'm currently scripting a migration using bash scripting. When I try to open the database via a variable in a bash script, the database name is incorrect. I get the following error "'RROR1102(42000): Database name 'development' is incorrect" mysql --batch--host=************--user=****--pas...

P粉818125805 2024-01-29 12:27:49 0  1  460

Updates to multiple databases - mysql

I'm new to mysql. I have a list of 10 databases containing the same table structure. The same table needs to be updated for each database. Is there an option to do it through phpmyadmin without selecting each database? Or is there a function similar to: USELIKEgc%?

P粉129731808 2023-08-27 11:15:21 0  1  522

How to publish SQLite database data to an online MySQL database in Flutter?

How to sync offline SQLite to MySQL online database in Flutter? Any suggestions?

P粉590428357 2023-11-10 12:36:40 0  2  892

In MySQL database, how to copy one database to another database

A test environment database and a development environment database; the test environment database has been modified, but now the modified data needs to be restored to the original data, so how to copy the development environment database to the test environment database

P粉582593074 2023-08-10 10:34:20 0  0  523

Why can't I connect to the MYSQL database?

After following the PHP toolbox, it shows that the database is connected, but it cannot connect to the MYSQL database. The call displays "Execution failed, please refer to: No database selected"

自由天空 2019-07-12 11:57:45 0  2  1526

Database data

Could you please provide the database data?

虾米 2021-01-12 10:59:30 0  0  1150

Database design - MySQL database integration of two systems

1. There are currently systems A and B, and B is the upgraded system of A; 2. The structure of most database tables in the two versions of the system mysql database is the same, and the data of A can be directly integrated into another system B; but there is still Some tables have different structur...

巴扎黑 2017-05-18 10:54:00 0  3  873

tp5 can connect to the sql server database, but the data submitted by the form cannot be written to the database. What's going on?

tp5 can connect to the sql server database, but the data submitted by the form cannot be written to the database; but it can be replaced with a MySQL database.

孙博 2018-04-09 15:28:53 0  1  1246

javascript - How to avoid duplication with data in the library when inserting data in mysql?

How to avoid duplication of already inserted data when inserting data into a mysql database table? What should I do? Please advise, thank you!

给我你的怀抱 2017-05-24 11:33:09 0  3  724

How to configure mysql remote php external network link database

$con = mysql_connect("47.107.159.50:3306","root","root"); After using phpstudy to configure the mysql database on the Alibaba Cloud host, the php code is linked to the database. How to fill in the database address?

、‘（）’ 2019-01-12 11:09:47 0  3  1273

How to import a MySQL database from the terminal?

How to import mysql database from terminal? I can't find the exact syntax.

P粉990568283 2023-10-10 11:36:13 0  2  621

mysql - navicate imports Chinese garbled characters into the database?

1. Create a new people.xlsx table 2. Save as 3. Import database 4. Chinese garbled characters Question: Why do garbled characters appear? (Mysql database is used) Repeat the above steps, and the file format is changed to csv and the import is successful.

巴扎黑 2017-05-18 10:56:34 0  1  1289

Database file import

How to create your own database, and how to import the teach_manger.sql data table file into your database; how to create your own database, and how to import the teach_manger.sql data table file into your database; how to create your own database, And how to import the teach_manger.sql data table f...

缘 2019-03-27 11:01:41 0  2  1328

How to switch different versions of mysql database in wamp settings

How do I switch between different versions of mysql database in wamp settings? There is only one 5.7.14 in my wamp. The project database sql file given to me by the company is of a lower version. The technical side said that I can import it by changing to a lower version of the database, but I don’t...

李佳羽 2018-07-19 18:17:24 0  1  1446

database

Link to database using php

移动用户-6464727 2020-04-18 23:32:55 0  0  1282

Backup of PostgreSQL database design - no data

I'm trying to find a way to backup my database design without including the data stored in the database. Actually, one might say I want a file containing all "CREATEScripts" in the database. Ideally, this file can be used to recreate the database (without the data of course). How to avoid ...

P粉098417223 2023-08-24 14:29:36 0  1  658

mysql - Why does database read-write separation improve database performance?

Please see the blog above for why read-write separation can improve database performance. According to database common sense, read-write separation can indeed improve database performance, but you don't know if you understand its underlying principles. For example, one reads and one writes, but the ...

PHPz 2017-05-24 11:34:46 0  2  1330

Migrate data from one database to another

I need to migrate data from one database to another, both on the same local system. The table and column names are different and I don't have to migrate all the columns from the old database, so Select* doesn't work for me. INSERTINTONewDatabase.table1(Column1,Column2);SELECToldDatabase.table1(colum...

P粉509383150 2023-08-24 09:58:47 0  2  695

How to upgrade the mysql database supported in phpstudy

I want to upgrade the mysql database supported in phpstudy

姐姐 2018-07-23 16:27:26 0  1  1422