presto-iceberg/src/main/java/io/prestosql/plugin/iceberg/IcebergConfig.java/IcebergConfig/setMetastoreTransactionCacheSize
class IcebergConfig:    @Config("iceberg.metastore.transaction-cache.size")
    public IcebergConfig setMetastoreTransactionCacheSize(long metastoreTransactionCacheSize)
    {
        this.metastoreTransactionCacheSize = metastoreTransactionCacheSize;
        return this;
    }