vcredist_x86

qt使用qmake编译mysql的方法HowtoBuildtheQMYSQLPluginonWindowsYouneedtogettheMySQLinstallationfiles(e.g.mysql-installer-web-community-8.0.22.0.msiormariadb-connector-c-3.1.11-win64.msi).Runtheinstaller,selectcustominstallationandinstalltheMySQLCConnectorwhichmatchesyourQtinstallation(x86orx64).Afterinstallationcheckthattheneededfilesarethere:<MySQLdir>/lib/libmysql.lib<MySQLdir>/lib/libmysql.dll<MySQLdir>/include/mysql.handforMariaDB<MariaDBdir>/lib/libmariadb.lib<MariaDBdir>/lib/libmariadb.dll<MariaDBdir>/include/mysql.hNote:AsofMySQL8.0.19,theCConnectorisnolongerofferedasastandaloneinstallablecomponent.Instead,youcangetmysql.handlibmysql.*byinstallingthefullMySQLServer(x64only)ortheMariaDBCConnector.Buildthepluginasfollows(hereitisassumedthat<MySQLdir>isC:\mysql-8.0.22-winx64):mkdirbuild-sqldriverscdbuild-sqldriversqt-cmake-GNinja<qt_installation_path>\Src\qtbase\src\plugins\sqldrivers-DCMAKE_INSTALL_PREFIX=<qt_installation_path>\<platform>-DMySQL_INCLUDE_DIR="C:\mysql-8.0.22-winx64\include"-DMySQL_LIBRARY="C:\mysql-8.0.22-winx64\lib\libmysql.lib"cmake--build.cmake--install.Whenyoudistributeyourapplication,remembertoincludelibmysql.dll/libmariadb.dllinyourinstallationpackage.Itmustbeplacedinthesamefolderastheapplicationexecutable.libmysql.dlladditionallyneedstheMSVCruntimelibrarieswhichcanbeinstalledwithvcredist.exe网页链接