public int installLatest() {
    return new MetastoreSchemaTool().setVerbose(verbose).run(buildArray(
        "-initSchema",
        "-dbType",
        getDbType(),
        "-userName",
        getHiveUser(),
        "-passWord",
        getHivePassword(),
        "-url",
        getJdbcUrl(),
        "-driver",
        getJdbcDriver(),
        "-verbose"
    ));
  }
Determine if the docker container is ready to use.

@param pr output of docker logs command
@return true if ready, false otherwise
standalone-metastore/metastore-server/src/test/java/org/apache/hadoop/hive/metastore/dbinstall/rules/DatabaseRule.java