private RelNode visit(HiveSemiJoin semiJoin) {
    unsupportedByCalciteRewrite("join type", "semi join");
    checkExpr(semiJoin.getCondition());
    checkExpr(semiJoin.getJoinFilter());
    return visitChildren(semiJoin);
  }
Checks the query plan for conditions that would make the plan unsuitable for
materialized views or query caching:
- References to temporary or external tables
- References to non-deterministic functions.
ql/src/java/org/apache/hadoop/hive/ql/optimizer/calcite/HiveRelOptMaterializationValidator.java