All Column create in inlineView will set `allowNull = false`, which will cause `NULL` data in CTE be process will be ignore. So we should set column in inlineView allowNull to make sure correct of query.
# fe-common This module is used to store some common classes of other modules. # spark-dpp This module is Spark DPP program, used for Spark Load function. Depends: fe-common # fe-core This module is the main process module of FE. Depends: fe-common, spark-dpp