ohmu/dev/users.d/zz-network-compression.xml

<?xml version="1.0"?>
<clickhouse>
    <profiles>
        <default>
            <!-- ClickHouse 26.x vaikimisi network_compression_method=ZSTD
                 murdis vanemad clickhouse-jdbc / DBeaver klientid (eeldavad
                 LZ4 -> "Invalid LZ4 magic byte"). Tagasi klassikaliseks LZ4-ks. -->
            <network_compression_method>lz4</network_compression_method>
        </default>
    </profiles>
</clickhouse>