Converts a BQ table schema to protobuf descriptor. All field names will be converted to lowercase
when constructing the protobuf descriptor. The mapping between field types and field modes are
shown in the ImmutableMaps below.
[[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Hard to understand","hardToUnderstand","thumb-down"],["Incorrect information or sample code","incorrectInformationOrSampleCode","thumb-down"],["Missing the information/samples I need","missingTheInformationSamplesINeed","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2024-10-10 UTC."],[],[]]