The param of rand() function should be literal, but current compiler ignore to validate the literal param of rand function, it is validated in execution step. This PR make it validated in compile step, and make it more earlier to find the usage error of rand() function.
# 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