presto-hive/src/main/java/io/prestosql/plugin/hive/HiveConfig.java/HiveConfig/setMaxInitialSplits
class HiveConfig:    @Config("hive.max-initial-splits")
    public HiveConfig setMaxInitialSplits(int maxInitialSplits)
    {
        this.maxInitialSplits = maxInitialSplits;
        return this;
    }