utf8mb4unicodeci
utf8mb4_unicode_ci is a collation for the utf8mb4 character set used by MySQL (and compatible with MariaDB). The collation defines how strings are compared, sorted, and indexed, and is widely used for multilingual databases. The commonly referenced name is utf8mb4_unicode_ci, with the informal form “utf8mb4unicodeci” sometimes seen without the underscores.
This collation implements the Unicode Collation Algorithm to provide language-aware ordering and comparison. It is case-insensitive,
Compared with the older utf8mb4_general_ci, utf8mb4_unicode_ci often offers more accurate and predictable results for non-English text,
Usage and considerations: set the collation at the database, table, or column level, and ensure the connection