我正在尝试构建一个查询，该查询将查看以关联表单填写的各个字段。特别是，我正在寻找所有记录＆gt;某个约会。数据库中的此列存储为DateTime。现在，我的查询如下所示:(注意fromDate只是一个文本框。
building 'kivy.graphics.vbo' extension
ccache arm-linux-androideabi-gcc -DANDROID -mandroid -fomit-frame-pointer --sysroot /home/yerman/.buildozer/android/platform/android-ndk-r9c/platforms/android-19/arch-arm -DNDEBUG -DANDROID -mandroid -fomit-frame-pointer --sysroot /home/yerman/.buildozer/android/platform/android-ndk-r9c/platforms/android-19/arch-arm -fPIC -I/home/yerman/.buildozer/android/platform/android-ndk-r9c/platforms/android-19/arch-arm/usr/include -I/home/yerman/PycharmProjects/sendtext/.buildozer/android/platform/python-for-android/build/python-install/include/python2.7 -c kivy/graphics/vbo.c -o build/temp.linux-x86_64-2.7/kivy/graphics/vbo.o
kivy/graphics/vbo.c:1:2: error: #error Do not use this file, it is the result of a failed Cython compilation.
#error Do not use this file, it is the result of a failed Cython compilation.
^
error: command 'ccache' failed with exit status 1
# Command failed: ./distribute.sh -m "plyer kivy" -d "smstest"
#
# Buildozer failed to execute the last command
# The error might be hidden in the log above this error
# Please read the full log, and search for it before
# raising an issue with buildozer itself.
# In case of a bug report, please add a full log with log_level = 2
当我用mm / dd / yyyy形式的硬编码日期替换它时，它会返回结果，但是根据表单中输入的内容查询不会。我需要进行某种类型的转换吗？
由于