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  • clickhouse c#查询 ExecuteReader

    using (var cnn = GetConnection(connStr))
    {
    
    var cmd = cnn.CreateCommand("SELECT DISTINCT ReceiverMobile from crm.Tag_Teacher limit 20000");
    
    var dr=cmd.ExecuteReader();
    do
    {
    while (dr.Read())
    {
    string str = dr[0].ToString();
    
    }
    }
    while (dr.NextResult());
    dr.Close();
    
    
    }
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  • 原文地址:https://www.cnblogs.com/starnc/p/12529545.html
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