public Builder withSimpleAuth(String hadoopUsername) {
      this.disableAuth = false;
      this.authMethod = AUTH_METHOD_SIMPLE;
      this.hadoopUsername = hadoopUsername;
      return this;
    }
Login with configured catalog user and create a proxy user ugi. Then the operations are
performed within the doAs method of this proxy user ugi.
amoro-common/src/main/java/org/apache/amoro/table/TableMetaStore.java