378 lines
13 KiB
C#
378 lines
13 KiB
C#
using System;
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using System.Configuration;
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using System.Data;
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using System.Data.SqlClient;
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namespace WX.CRM.CRMServices.SqlHelper
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{
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public class SqlHelper
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{
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#region 连接字符串
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private static string GetConnection(string connectionKey)
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{
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return ConfigurationManager.ConnectionStrings[connectionKey].ConnectionString;
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}
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public enum DatabaseType
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{
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AYCRM,
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BC,
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AYResourceSystem,
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AYCompassSSO,
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Future,
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SmsSystem,
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FuturesCusTran,
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SilverAYCRM,
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SilverFutures,
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CRMRES,
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IPSC
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};
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/// <summary>
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/// 获取连接字符串
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/// </summary>
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/// <param name="dbType"></param>
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/// <returns></returns>
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public static string GetConnecionString(DatabaseType dbType)
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{
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string strConn = null;
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switch (dbType)
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{
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case DatabaseType.AYCRM:
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strConn = GetConnection("AYCRMConn");
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break;
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case DatabaseType.BC:
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strConn = GetConnection("BCConn");
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break;
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case DatabaseType.AYResourceSystem:
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strConn = GetConnection("AYResourceSystemConn");
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break;
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case DatabaseType.AYCompassSSO:
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strConn = GetConnection("AYCompassSSOConn");
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break;
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case DatabaseType.Future:
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strConn = GetConnection("FutureConn");
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break;
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case DatabaseType.SmsSystem:
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strConn = GetConnection("SmsSystemConn");
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break;
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case DatabaseType.FuturesCusTran:
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strConn = GetConnection("FuturesCusTranConn");
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break;
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case DatabaseType.SilverAYCRM:
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strConn = GetConnection("SilverAYCRMConn");
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break;
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case DatabaseType.SilverFutures:
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strConn = GetConnection("SilverFutureConn");
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break;
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case DatabaseType.CRMRES:
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strConn = GetConnection("CRMRESConn");
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break;
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case DatabaseType.IPSC:
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strConn = GetConnection("IPSCConn");
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break;
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}
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return strConn;
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}
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#endregion
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#region 获取Dataset
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public static DataSet GetDataSet(DatabaseType dbType, string sql, CommandType type, params SqlParameter[] parameters)
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{
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try
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{
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using (SqlConnection myConn = new SqlConnection(GetConnecionString(dbType)))
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{
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SqlCommand cmd = new SqlCommand();
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cmd.CommandTimeout = 100;
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cmd.CommandText = sql;
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cmd.CommandType = type;
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cmd.Connection = myConn;
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foreach (SqlParameter parameter in parameters)
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{
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cmd.Parameters.Add(parameter);
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}
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DataSet ds = new DataSet();
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SqlDataAdapter da = new SqlDataAdapter(cmd);
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da.Fill(ds);
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return ds;
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}
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}
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catch
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{
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throw;
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}
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}
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public static DataSet GetDataSet(DatabaseType dbType, string sql, CommandType type, string param, out int output, params SqlParameter[] parameters)
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{
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try
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{
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using (SqlConnection myConn = new SqlConnection(GetConnecionString(dbType)))
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{
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SqlCommand cmd = new SqlCommand();
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cmd.CommandTimeout = 100;
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cmd.CommandText = sql;
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cmd.CommandType = type;
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cmd.Connection = myConn;
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foreach (SqlParameter parameter in parameters)
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{
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cmd.Parameters.Add(parameter);
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}
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DataSet ds = new DataSet();
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SqlDataAdapter da = new SqlDataAdapter(cmd);
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da.Fill(ds);
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output = Convert.ToInt32(cmd.Parameters[param].Value);
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return ds;
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}
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}
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catch
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{
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throw;
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}
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}
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#endregion
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#region 获取第一行第一列
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public static T ExecuteScalar<T>(DatabaseType dbType, string sql, CommandType type, params SqlParameter[] parameters)
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{
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try
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{
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using (SqlConnection myConn = new SqlConnection(GetConnecionString(dbType)))
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{
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SqlCommand cmd = new SqlCommand();
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cmd.CommandText = sql;
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cmd.CommandType = type;
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cmd.Connection = myConn;
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foreach (SqlParameter parameter in parameters)
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{
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cmd.Parameters.Add(parameter);
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}
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myConn.Open();
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return (T)cmd.ExecuteScalar();
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}
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}
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catch
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{
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throw;
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}
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}
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#endregion
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#region 执行SP获取SQL
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public static void ExcuteSPOrSql(DatabaseType dbType, string sql, CommandType type, params SqlParameter[] parameters)
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{
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try
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{
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using (SqlConnection myConn = new SqlConnection(GetConnecionString(dbType)))
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{
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SqlCommand cmd = new SqlCommand();
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cmd.CommandText = sql;
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cmd.CommandType = type;
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cmd.Connection = myConn;
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foreach (SqlParameter parameter in parameters)
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{
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cmd.Parameters.Add(parameter);
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}
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myConn.Open();
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cmd.ExecuteNonQuery();
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}
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}
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catch
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{
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throw;
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}
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}
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/// <summary>
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/// 可以设定执行的超时时间ExcuteSPOrSqlWithTimeOut
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/// </summary>
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/// <param name="dbType"></param>
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/// <param name="sql"></param>
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/// <param name="type"></param>
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/// <param name="timeOut">以秒为单位</param>
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/// <param name="parameters"></param>
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public static void ExcuteSPOrSqlWithTimeOut(DatabaseType dbType, string sql, CommandType type, int timeOut, params SqlParameter[] parameters)
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{
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try
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{
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using (SqlConnection myConn = new SqlConnection(GetConnecionString(dbType)))
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{
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SqlCommand cmd = new SqlCommand();
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cmd.CommandText = sql;
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cmd.CommandType = type;
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cmd.Connection = myConn;
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cmd.CommandTimeout = timeOut;
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foreach (SqlParameter parameter in parameters)
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{
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cmd.Parameters.Add(parameter);
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}
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myConn.Open();
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cmd.ExecuteNonQuery();
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}
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}
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catch
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{
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throw;
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}
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}
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public static void ExcuteSPOrSql(DatabaseType dbType, string sql, CommandType type, string param, out int output, params SqlParameter[] parameters)
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{
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try
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{
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using (SqlConnection myConn = new SqlConnection(GetConnecionString(dbType)))
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{
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SqlCommand cmd = new SqlCommand();
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cmd.CommandText = sql;
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cmd.CommandType = type;
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cmd.Connection = myConn;
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foreach (SqlParameter parameter in parameters)
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{
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cmd.Parameters.Add(parameter);
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}
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myConn.Open();
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cmd.ExecuteNonQuery();
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output = Convert.ToInt32(cmd.Parameters[param].Value);
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}
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}
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catch
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{
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throw;
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}
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}
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#endregion
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/// <summary>
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/// 执行查询语句，返回DataSet
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/// </summary>
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/// <param name="SQLString">查询语句</param>
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/// <returns>DataSet</returns>
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public static DataSet Query(DatabaseType dbType, string SQLString)
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{
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using (SqlConnection connection = new SqlConnection(GetConnecionString(dbType)))
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{
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DataSet ds = new DataSet();
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try
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{
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connection.Open();
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SqlDataAdapter command = new SqlDataAdapter(SQLString, connection);
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command.Fill(ds, "ds");
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}
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catch (System.Data.SqlClient.SqlException ex)
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{
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throw new Exception(ex.Message);
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}
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return ds;
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}
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}
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public static int ExecuteSql(SqlConnection connection, SqlTransaction trans, string SQLString, params SqlParameter[] cmdParms)
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{
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using (SqlCommand cmd = new SqlCommand())
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{
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try
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{
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PrepareCommand(cmd, connection, trans, SQLString, cmdParms);
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int rows = cmd.ExecuteNonQuery();
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cmd.Parameters.Clear();
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return rows;
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}
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catch (System.Data.SqlClient.SqlException E)
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{
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trans.Rollback();
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throw new Exception(E.Message);
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}
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}
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}
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private static void PrepareCommand(SqlCommand cmd, SqlConnection conn, SqlTransaction trans, string cmdText, SqlParameter[] cmdParms)
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{
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if (conn.State != ConnectionState.Open)
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conn.Open();
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cmd.Connection = conn;
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cmd.CommandText = cmdText;
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if (trans != null)
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cmd.Transaction = trans;
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cmd.CommandType = CommandType.Text;
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if (cmdParms != null)
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{
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foreach (SqlParameter parm in cmdParms)
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cmd.Parameters.Add(parm);
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}
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}
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public static object GetSingle(SqlConnection connection, SqlTransaction trans, string SQLString)
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{
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using (SqlCommand cmd = new SqlCommand(SQLString, connection))
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{
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try
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{
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cmd.Connection = connection;
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cmd.Transaction = trans;
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object obj = cmd.ExecuteScalar();
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if ((Object.Equals(obj, null)) || (Object.Equals(obj, System.DBNull.Value)))
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{
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return null;
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}
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else
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{
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return obj;
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}
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}
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catch (System.Data.SqlClient.SqlException e)
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{
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trans.Rollback();
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throw new Exception(e.Message);
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}
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}
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}
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public static object GetSingle(DatabaseType dbType, string SQLString)
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{
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using (SqlConnection connection = new SqlConnection(GetConnecionString(dbType)))
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{
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using (SqlCommand cmd = new SqlCommand(SQLString, connection))
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{
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try
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{
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connection.Open();
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object obj = cmd.ExecuteScalar();
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if ((Object.Equals(obj, null)) || (Object.Equals(obj, System.DBNull.Value)))
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{
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return null;
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}
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else
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{
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return obj;
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}
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}
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catch (System.Data.OleDb.OleDbException e)
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{
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connection.Close();
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throw new Exception(e.Message);
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}
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}
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}
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}
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public static void BulkInsert(DatabaseType dbType, string tableName, DataTable dataTable, int batchSize = 10000)
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{
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if (dataTable.Rows.Count == 0)
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{
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return;
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}
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using (SqlBulkCopy sqlbulkCopy = new SqlBulkCopy(GetConnecionString(dbType), SqlBulkCopyOptions.UseInternalTransaction))
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{
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sqlbulkCopy.DestinationTableName = tableName;
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for (int i = 0; i < dataTable.Columns.Count; i++)
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{
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sqlbulkCopy.ColumnMappings.Add(dataTable.Columns[i].ColumnName,
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dataTable.Columns[i].ColumnName);
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}
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sqlbulkCopy.WriteToServer(dataTable);
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}
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}
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}
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}
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