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[经验分享] mongodb C# 驱动查询

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发表于 2017-12-16 14:12:03 | 显示全部楼层 |阅读模式
  INoSqlProvider provider = NoSqlManager.Create("CloudTable");
  IMongoCollection<FormMongoDBModel> collection = provider.GetCollection<FormMongoDBModel, IMongoCollection<FormMongoDBModel>>(ctid);
  #region 查询条件拼接
  switch (listquerymodel.querytype)
  {
  case "equal":       //等于
  if (listquerymodel.fieldtype == "Datetime")
  {
  list.Add(Builders<FormMongoDBModel>.Filter.Eq("field." + listquerymodel.field + "."+ queryconditiontype, Convert.ToDateTime(listquerymodel.value)));
  }
  else if (listquerymodel.fieldtype == "Number" || listquerymodel.fieldtype == "Money" || listquerymodel.fieldtype == "Formula")
  {
  list.Add(Builders<FormMongoDBModel>.Filter.Eq("field." + listquerymodel.field + "."+ queryconditiontype, Convert.ToDouble((listquerymodel.value))));
  }
  else
  {
  list.Add(Builders<FormMongoDBModel>.Filter.Eq("field." + listquerymodel.field + "."+ queryconditiontype, listquerymodel.value));
  }
  break;
  case "notequal":    //不等于
  list.Add(Builders<FormMongoDBModel>.Filter.Ne("field." + listquerymodel.field + "."+ queryconditiontype, listquerymodel.value));
  break;
  case "like":        //包含
  list.Add(Builders<FormMongoDBModel>.Filter.Regex("field." + listquerymodel.field + "."+ queryconditiontype, listquerymodel.value));
  break;
  case "orlike":
  string[] orlike_values = listquerymodel.value.Split('|');
  List<FilterDefinition<FormMongoDBModel>> orlikeList = new List<FilterDefinition<FormMongoDBModel>>();
  for (int i = 0; i < orlike_values.Length; i++)
  {
  orlikeList.Add(Builders<FormMongoDBModel>.Filter.Regex("field." + listquerymodel.field + "."+ queryconditiontype, orlike_values));
  }
  list.Add(Builders<FormMongoDBModel>.Filter.Or(orlikeList));
  break;
  case "andlike":
  string[] andlike_values = listquerymodel.value.Split('|');
  List<FilterDefinition<FormMongoDBModel>> andlike_value = new List<FilterDefinition<FormMongoDBModel>>();
  for (int i = 0; i < andlike_values.Length; i++)
  {
  list.Add(Builders<FormMongoDBModel>.Filter.Regex("field." + listquerymodel.field + "."+ queryconditiontype, andlike_values));
  }
  break;
  case "notlike":
  string[] notlike_values = listquerymodel.value.Split('|');
  List<FilterDefinition<FormMongoDBModel>> notlikeList = new List<FilterDefinition<FormMongoDBModel>>();
  for (int i = 0; i < notlike_values.Length; i++)
  {
  list.Add(Builders<FormMongoDBModel>.Filter.Not(Builders<FormMongoDBModel>.Filter.Regex("field." + listquerymodel.field + "."+ queryconditiontype, notlike_values)));
  }
  break;
  case "null":
  FilterDefinition<FormMongoDBModel> filter = new BsonDocument("field." + listquerymodel.field + "."+ queryconditiontype, BsonNull.Value);
  list.Add(Builders<FormMongoDBModel>.Filter.And(filter));
  break;
  case "notnull":
  list.Add(Builders<FormMongoDBModel>.Filter.Ne("field." + listquerymodel.field + "."+ queryconditiontype, BsonNull.Value));
  break;
  case "or":
  string[] or_values = listquerymodel.value.Split('|');
  List<FilterDefinition<FormMongoDBModel>> orList = new List<FilterDefinition<FormMongoDBModel>>();
  for (int i = 0; i < or_values.Length; i++)
  {
  orList.Add(new BsonDocument("field." + listquerymodel.field + "."+ queryconditiontype, or_values));
  }
  list.Add(Builders<FormMongoDBModel>.Filter.Or(orList));
  break;
  case "greater":
  if (listquerymodel.fieldtype == "Datetime")
  {
  list.Add(Builders<FormMongoDBModel>.Filter.Gt("field." + listquerymodel.field + "."+ queryconditiontype, Convert.ToDateTime(listquerymodel.value)));
  }
  else
  {
  list.Add(Builders<FormMongoDBModel>.Filter.Gt("field." + listquerymodel.field + "."+ queryconditiontype, listquerymodel.value));
  }
  break;
  case "greaterequal":
  if (listquerymodel.fieldtype == "Datetime")
  {
  list.Add(Builders<FormMongoDBModel>.Filter.Gte("field." + listquerymodel.field + "."+ queryconditiontype, Convert.ToDateTime(listquerymodel.value)));
  }
  else
  {
  list.Add(Builders<FormMongoDBModel>.Filter.Gte("field." + listquerymodel.field + "."+ queryconditiontype, listquerymodel.value));
  }
  break;
  case "less":
  if (listquerymodel.fieldtype == "Datetime")
  {
  list.Add(Builders<FormMongoDBModel>.Filter.Lt("field." + listquerymodel.field + "."+ queryconditiontype, Convert.ToDateTime(listquerymodel.value)));
  }
  else
  {
  list.Add(Builders<FormMongoDBModel>.Filter.Lt("field." + listquerymodel.field + "."+ queryconditiontype, listquerymodel.value));
  }
  break;
  case "lessequal":
  if (listquerymodel.fieldtype == "Datetime")
  {
  list.Add(Builders<FormMongoDBModel>.Filter.Lte("field." + listquerymodel.field + "."+ queryconditiontype, Convert.ToDateTime(listquerymodel.value)));
  }
  else
  {
  list.Add(Builders<FormMongoDBModel>.Filter.Lte("field." + listquerymodel.field + "."+ queryconditiontype, listquerymodel.value));
  }
  break;
  case "between":
  string[] between_values = listquerymodel.value.Split('|');
  string between_value1 = between_values[0];
  string between_value2 = between_values[1];
  if (listquerymodel.fieldtype == "Datetime")
  {
  list.Add(Builders<FormMongoDBModel>.Filter.Gt("field." + listquerymodel.field + "."+ queryconditiontype, Convert.ToDateTime(between_value1)));
  list.Add(Builders<FormMongoDBModel>.Filter.Lt("field." + listquerymodel.field + "."+ queryconditiontype, Convert.ToDateTime(between_value2)));
  }
  else
  {
  list.Add(Builders<FormMongoDBModel>.Filter.Gt("field." + listquerymodel.field + "."+ queryconditiontype, Convert.ToInt32(between_value1)));
  list.Add(Builders<FormMongoDBModel>.Filter.Lt("field." + listquerymodel.field + "."+ queryconditiontype, Convert.ToInt32(between_value2)));
  }
  break;
  default:
  break;
  }
  #endregion
  result = collection.Find(Builders<FormMongoDBModel>.Filter.And(list)).Skip(pageskip).Limit(pagesize).ToList();

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