libmariadb-dev - 1:10.3.34-0+deb10u1 main

MariaDB is a fast, stable and true multi-user, multi-threaded SQL database
server. SQL (Structured Query Language) is the most popular database query
language in the world. The main goals of MariaDB are speed, robustness and
ease of use.
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This package includes development libraries and header files. To allow sources
expecting the MariaDB Connector/C to build. Sources that expect the MySQL
Client libraries should use files from the libmariadb-dev-compat package.