- ubuntu-toolchain-r-test - g++-9 - MATRIX_EVAL="CCpackages: - libstdc++-8-dev - MATRIX_EVAL="CCModules/CMakeDetermineCCompiler.cmake:48 (message):
Could not fin
=1 OR confirm IS NULL ;SELECT dtime,id FROM salesdata WHERE IFNULL=1 ;我的数据库在虚拟机中运行,大约有一万条记录:mysql Ver 15.1 Distrib 10.1.41-MariaDB, for debian-linux-gnu (x86_64) using readline 5.2