fix: distinguish real build-query failures from empty results in dbve… #717

Job	Run time
postgresql 15 build + test	1m 24s
postgresql15-linux-x86_64 build	41s
postgresql 17 build + test	1m 33s
postgresql17-linux-arm64 build	42s
postgresql15-linux-arm64 build	43s
postgresql17-linux-x86_64 build	34s
postgresql17-macos-x86_64 build	30s
postgresql15-macos-x86_64 build	29s
postgresql15-macos-arm64 build	36s
postgresql17-macos-arm64 build	27s
linux-arm64 build + test	5m 5s
macos build + test	3m 35s
android-arm64-v8a build	2m 23s
linux-musl-arm64 build + test	4m 10s
macos-x86_64 build	1m 27s
windows-x86_64 build + test	7m 12s
ios-sim build	1m 36s
android-x86_64 build + test	8m 10s
android-aar build	8m 5s
linux-x86_64 build + test	1m 35s
ios build	1m 46s
apple-xcframework build	4m 3s
macos-arm64 build + test	2m 53s
linux-musl-x86_64 build + test	1m 31s
android-armeabi-v7a build	2m 22s
release	0s
docker ${{ matrix.image }} pg${{ matrix.pg_major }}	0s
	1h 3m 32s

Provide feedback