DAL/AchieveDAL/FieldsDAL.cs

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using AchieveCommon;
using AchieveEntity;
using AchieveInterfaceDAL;
using System;
using System.Collections.Generic;
using System.Data;
using System.Data.SqlClient;
using System.Text;

namespace AchieveDAL
{
    public partial class FieldsDAL : IFieldsDAL
    {
        public bool ExistsFieldName(string tabName, int tabId)
        {
            string sql = "select count(1)num from tbFields where FieldName = @FieldName AND TabId=@TabId ";
            SqlParameter[] parameters = {
                        new SqlParameter("@FieldName", SqlDbType.NVarChar,50),
                        new SqlParameter("@TabId", SqlDbType.Int)
            };
            parameters[0].Value = tabName;
            parameters[1].Value = tabId;
            DataTable dt = SqlHelper.GetDataTable(SqlHelper.connStr, CommandType.Text, sql, parameters);
            if (int.Parse(dt.Rows[0]["num"].ToString()) > 0)
            {
                return true;
            }
            else
            {
                return false;
            }
        }

        public bool ExistsFieldViewName(string fieldViewName, int tabId)
        {
            string sql = "select count(1)num from tbFields where FieldViewName = @FieldViewName AND TabId=@TabId ";
            SqlParameter[] parameters = {
                        new SqlParameter("@FieldViewName", SqlDbType.NVarChar,50),
                        new SqlParameter("@TabId", SqlDbType.Int)
            };
            parameters[0].Value = fieldViewName;
            parameters[1].Value = tabId;
            DataTable dt = SqlHelper.GetDataTable(SqlHelper.connStr, CommandType.Text, sql, parameters);
            if (int.Parse(dt.Rows[0]["num"].ToString()) > 0)
            {
                return true;
            }
            else
            {
                return false;
            }
        }

        public bool Exists(int Id)
        {
            StringBuilder strSql = new StringBuilder();
            strSql.Append("select count(1)num from tbFields");
            strSql.Append(" where ");
            strSql.Append(" Id = @Id  ");
            SqlParameter[] parameters = {