public static async Task <ServerHelloMessage> Read(ClickHouseBinaryProtocolReader reader, bool async, CancellationToken cancellationToken)
{
var serverName = await reader.ReadString(async, cancellationToken);
var mj = await reader.Read7BitInt32(async, cancellationToken);
var mr = await reader.Read7BitInt32(async, cancellationToken);
var rv = await reader.Read7BitInt32(async, cancellationToken);
if (rv < ClickHouseProtocolRevisions.MinSupportedRevision)
{
throw new ClickHouseException(
ClickHouseErrorCodes.ProtocolRevisionNotSupported,
$"The revision {rv} of ClickHouse server is not supported. Minimal supported revision is {ClickHouseProtocolRevisions.MinSupportedRevision}.");
}
var tz = await reader.ReadString(async, cancellationToken);
var displayName = await reader.ReadString(async, cancellationToken);
var b = await reader.ReadByte(async, cancellationToken);
var serverVersion = new ClickHouseVersion(mj, mr, b);
var serverInfo = new ClickHouseServerInfo(serverName, serverVersion, rv, tz, displayName);
return(new ServerHelloMessage(serverInfo));
}
public IClickHouseTypeInfoProvider Configure(ClickHouseServerInfo serverInfo)
{
if (serverInfo == null)
{
throw new ArgumentNullException(nameof(serverInfo));
}
return(new DefaultTypeInfoProvider(_types.Values.Select(t => (t as IClickHouseConfigurableTypeInfo)?.Configure(serverInfo) ?? t)));
}
public IClickHouseColumnTypeInfo Configure(ClickHouseServerInfo serverInfo)
{
return(new DateTime64TypeInfo(null, serverInfo.Timezone, false));
}
private ServerHelloMessage(ClickHouseServerInfo serverInfo)
{
ServerInfo = serverInfo ?? throw new ArgumentNullException(nameof(serverInfo));
}
public IClickHouseColumnTypeInfo Configure(ClickHouseServerInfo serverInfo)
{
var timezone = TZConvert.GetTimeZoneInfo(serverInfo.Timezone);
return(new DateTime64TypeInfo(null, timezone, null));
}
