Describes the cause and action for error messages.
Error Message(English)：
data source.missing client library
Connection problem to MySQL data source from PBIRS - Microsoft ...
https://community.powerbi.com/t5/Report-Server/Connection-problem-to-MySQL-data-source-from-PBIRS/td・・・
MySQL :: Link Excel 2013 to MySQL - MySQL Forums
https://forums.mysql.com/read.php?172,587229,587229
Power BI data source prerequisites - Power BI | Microsoft Docs
https://docs.microsoft.com/en-us/power-bi/desktop-data-source-prerequisites
Overview of connecting to (importing) data - Excel - Office Support
https://support.office.com/en-ie/article/overview-of-connecting-to-importing-data-c0ad7aec-ff1a-4e48・・・
Connect to a PostgreSQL database (Power Query) - Excel
https://support.office.com/en-ie/article/connect-to-a-postgresql-database-power-query-bf941e52-066f-・・・
Connect to a MySQL database (Power Query) - Excel
https://support.office.com/en-us/article/connect-to-a-mysql-database-power-query-8760c647-88b9-409d-・・・
Connecting Excel to MySQL - Help Desk Geek
https://helpdeskgeek.com/office-tips/excel-to-mysql/
Installing ngpsql to use PostgreSQL in PowerBI - Stack Overflow
https://stackoverflow.com/questions/34020719/installing-ngpsql-to-use-postgresql-in-powerbi
microsoft office - I do not know how to install Npgsql version 3.0 ...
https://superuser.com/questions/1012511/i-do-not-know-how-to-install-npgsql-version-3-0-3