using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Data;
using System.Collections;
using System.Data.SqlClient;
using System.Data.Common;
using System.Configuration;
namespace Common.Dba
{
public class DbSqlServerData:DbAccess
{
new SqlCommand cmd = null;
public DbSqlServerData()
{
//
// TODO: 在此處添加構造函數邏輯
//
conn = new SqlConnection();
conn.ConnectionString = ConnectionString;//Convert.ToString(ConfigurationManager.AppSettings["datasource"]); //Convert.ToString(System.Configuration.ConfigurationSettings.AppSettings["datasource"]);
//conn.ConnectionString = "initial catalog=idyan_new;data source=.;user id=bt;password=btbtbtbt;Connect Timeout=5000";
cmd = new SqlCommand();
cmd.Connection = conn as SqlConnection;
cmd.CommandTimeout = 0;
}
public DbSqlServerData(string constr)
{
//
// TODO: 在此處添加構造函數邏輯
//
conn = new SqlConnection();
//conn.ConnectionString = "initial catalog=pubs;data source=.;user id=sa;password=";
//conn.ConnectionString = Convert.ToString(System.Configuration.ConfigurationSettings.AppSettings["datasource"]);
conn.ConnectionString = constr;// "initial catalog=idyan_new;data source=.;user id=bt;password=btbtbtbt";
cmd = new SqlCommand();
cmd.Connection = conn as SqlConnection;
cmd.CommandTimeout = 0;
}
/// <summary>
/// 獲取數據根據Sql語句
/// </summary>
/// <param name="Sql"></param>
/// <returns></returns>
public override DataTable GetTable(string sql)
{
DataSet ds = new DataSet();
try
{
cmd.CommandText = sql;
cmd.CommandType = CommandType.Text;
SqlDataAdapter da = new SqlDataAdapter();
da.SelectCommand = cmd;
da.Fill(ds);
}
catch (Exception ex)
{
return null;
}
return ds.Tables[0] ?? new DataTable();
}
/// <summary>
/// 獲取數據根據sql語句
/// </summary>
/// <param name="sql"></param>
/// <returns></returns>
public override DataSet GetDataSet(string sql)
{
DataSet ds = new DataSet();
try
{
cmd.CommandText = sql;
cmd.CommandType = CommandType.Text;
SqlDataAdapter da = new SqlDataAdapter();
da.SelectCommand = cmd;
da.Fill(ds);
}
catch (Exception ex)
{
return null;
}
return ds;
}
/// <summary>
/// 獲取數據根據sql語句
/// </summary>
/// <param name="sql"></param>
/// <returns></returns>
public override DataSet GetDataSet(string sql, DbParameter[] pas)
{
DataSet ds = new DataSet();
try
{
cmd.Parameters.Clear();
cmd.CommandText = sql;
foreach (SqlParameter pa in pas)
{
cmd.Parameters.Add(pa);
}
cmd.CommandType = CommandType.Text;
SqlDataAdapter da = new SqlDataAdapter();
da.SelectCommand = cmd;
da.Fill(ds);
}
catch (Exception ex)
{
return null;
}
return ds;
}
/// <summary>
/// 獲取數據根據sql語句 帶參數 的
/// </summary>
/// <param name="sql"></param>
/// <param name="pas"></param>
/// <returns></returns>
public override DataTable GetTable(string sql, params DbParameter[] pas)
{
DataSet ds = new DataSet();
try
{
cmd.CommandText = sql;
cmd.CommandType = CommandType.Text;
SqlDataAdapter da = new SqlDataAdapter();
da.SelectCommand = cmd;
cmd.Parameters.Clear();
foreach (SqlParameter temppa in pas)
{
cmd.Parameters.Add(temppa);
}
da.Fill(ds);
}
catch (Exception ex)
{
return null;
}
return ds.Tables[0] ?? new DataTable();
}
/// <summary>
/// 獲取數據根據sql語句 帶參數 的
/// </summary>
/// <param name="sql"></param>
/// <param name="pas"></param>
/// <returns></returns>
public override DataTable GetProcTable(string procname, params DbParameter[] pas)
{
DataSet ds = new DataSet();
try
{
cmd.CommandType = CommandType.StoredProcedure;
cmd.CommandText = procname;
//cmd.CommandText = sql;
SqlDataAdapter da = new SqlDataAdapter();
da.SelectCommand = cmd;
cmd.Parameters.Clear();
foreach (SqlParameter temppa in pas)
{
cmd.Parameters.Add(temppa);
}
da.Fill(ds);
}
catch (Exception ex)
{
return null;
}
return ds.Tables[0] ?? new DataTable();
}
/// <summary>
/// 獲取數據根據sql語句 帶參數 的
/// </summary>
/// <param name="sql"></param>
/// <param name="pas"></param>
/// <returns></returns>
public override DataTable GetProcCursorTable(string procname, params DbParameter[] pas)
{
DataSet ds = new DataSet();
try
{
cmd.CommandType = CommandType.StoredProcedure;
cmd.CommandText = procname;
//cmd.CommandText = sql;
SqlDataAdapter da = new SqlDataAdapter();
da.SelectCommand = cmd;
cmd.Parameters.Clear();
foreach (SqlParameter temppa in pas)
{
cmd.Parameters.Add(temppa);
}
da.Fill(ds);
}
catch (Exception ex)
{
return null;
}
return ds.Tables[1] ?? new DataTable();
}
/// <summary>
/// 獲取數據根據sql語句 帶參數 的
/// </summary>
/// <param name="sql"></param>
/// <param name="pas"></param>
/// <returns></returns>
public override int GetProcState(string procname, params DbParameter[] pas)
{
int state = 0;
try
{
OpenConn();
cmd.CommandType = CommandType.StoredProcedure;
cmd.CommandText = procname;
cmd.Parameters.Clear();
foreach (SqlParameter temppa in pas)
{
cmd.Parameters.Add(temppa);
}
cmd.ExecuteNonQuery();
CloseConn();
state = Convert.ToInt32(pas[pas.Length - 1].Value);
}
catch
{
return 0;
}
return state;
}
/// <summary>
/// 獲取數據根據sql語句 帶參數 的
/// </summary>
/// <param name="sql"></param>
/// <param name="pas"></param>
/// <returns></returns>
public override int GetProcStateNo(string procname, params DbParameter[] pas)
{
int state = 0;
try
{
OpenConn();
cmd.CommandType = CommandType.StoredProcedure;
cmd.CommandText = procname;
cmd.Parameters.Clear();
foreach (SqlParameter temppa in pas)
{
cmd.Parameters.Add(temppa);
}
cmd.ExecuteNonQuery();
CloseConn();
state = 1;
// state = Convert.ToInt32(pas[pas.Length - 1].Value);
}
catch
{
return 0;
}
return state;
}
/// <summary>
/// 存儲過程返回值的
/// </summary>
/// <param name="sql"></param>
/// <param name="pas"></param>
/// <returns></returns>
public override string GetProcStateReturnValue(string procname, params DbParameter[] pas)
{
string state = "";
try
{
OpenConn();
cmd.CommandType = CommandType.StoredProcedure;
cmd.CommandText = procname;
cmd.Parameters.Clear();
foreach (SqlParameter temppa in pas)
{
cmd.Parameters.Add(temppa);
}
cmd.Parameters.AddWithValue("@Return_Value", "").Direction = ParameterDirection.ReturnValue;
cmd.ExecuteNonQuery();
state = Convert.ToString(cmd.Parameters["@Return_Value"].Value);
state = state == null ? ("") : (state);
CloseConn();
// state = Convert.ToInt32(pas[pas.Length - 1].Value);
}
catch
{
return "";
}
return state;
}
/// <summary>
/// 根據sql語句返回跟新狀態
/// </summary>
/// <param name="sql"></param>
/// <returns></returns>
public override bool GetState(string sql)
{
bool succ = false;
try
{
cmd.CommandType = CommandType.Text;
cmd.CommandText = sql;
OpenConn();
succ = cmd.ExecuteNonQuery() > 0 ? (true) : (false);
CloseConn();
}
catch (Exception ex)
{
return false;
}
return succ;
}
/// <summary>
/// 根據sql語句返回跟新狀態帶參數的
/// </summary>
/// <param name="sql">sql語句</param>
/// <param name="pas">參數的集合</param>
/// <returns></returns>
public override bool GetState(string sql, params DbParameter[] pas)
{
bool succ = false;
try
{
cmd.CommandType = CommandType.Text;
cmd.CommandText = sql;
cmd.Parameters.Clear();
foreach (SqlParameter temppa in pas)
{
cmd.Parameters.Add(temppa);
}
OpenConn();
succ = cmd.ExecuteNonQuery() > 0 ? (true) : (false);
CloseConn();
}
catch
{
// this.ShowError(ex.Message);
//using (System.IO.StreamWriter sw = new System.IO.StreamWriter("D:\\error2008.txt"))
//{
// sw.Write(ex.Message);
// sw.Flush();
//}
return false;
}
return succ;
}
/// <summary>
/// 根據sql語句返回第一個單元格的數據
/// </summary>
/// <param name="sql"></param>
/// <returns></returns>
public override string GetOne(string sql)
{
string res = "";
try
{
cmd.CommandType = CommandType.Text;
cmd.CommandText = sql;
OpenConn();
res = cmd.ExecuteScalar() == null ? ("") : (Convert.ToString(cmd.ExecuteScalar()));
CloseConn();
}
catch (Exception ex)
{
return null;
}
return res;
}
/// <summary>
/// 根據sql語句返回第一個單元格的數據帶參數的
/// </summary>
/// <param name="sql"></param>
/// <param name="pas"></param>
/// <returns></returns>
public override string GetOne(string sql, params DbParameter[] pas)
{
string res = "";
try
{
cmd.CommandType = CommandType.Text;
cmd.CommandText = sql;
cmd.Parameters.Clear();
foreach (SqlParameter temppa in pas)
{
cmd.Parameters.Add(temppa);
}
OpenConn();
res = cmd.ExecuteScalar() == null ? ("") : (Convert.ToString(cmd.ExecuteScalar()));
CloseConn();
}
catch (Exception ex)
{
CloseConn();
return null;
}
return res;
}
/// <summary>
/// 返回數據的DataReader
/// </summary>
/// <param name="sql"></param>
/// <returns></returns>
public override DbDataReader GetDataReader(string sql)
{
SqlDataReader dr = null;
try
{
cmd.CommandType = CommandType.Text;
conn.Open();
cmd.CommandText = sql;
dr = cmd.ExecuteReader(CommandBehavior.CloseConnection);
}
catch (Exception ex)
{
return null;
}
return dr;
}
/// <summary>
/// 返回數據的DataReader帶參數的
/// </summary>
/// <param name="sql"></param>
/// <param name="pas"></param>
/// <returns></returns>
public override DbDataReader GetDataReader(string sql, params DbParameter[] pas)
{
SqlDataReader dr = null;
try
{
cmd.CommandType = CommandType.Text;
conn.Open();
cmd.Parameters.Clear();
foreach (SqlParameter temppa in pas)
{
cmd.Parameters.Add(temppa);
}
cmd.CommandText = sql;
dr = cmd.ExecuteReader(CommandBehavior.CloseConnection);
}
catch (Exception ex)
{
return null;
}
return dr;
}
/// <summary>
/// 事務處理函數
/// </summary>
/// <param name="al"></param>
/// <returns></returns>
public override bool GetTranState(ArrayList al)
{
cmd.CommandType = CommandType.Text;
OpenConn();
SqlTransaction tran = (conn as SqlConnection).BeginTransaction();
cmd.Transaction = tran;
try
{
for (int i = 0; i < al.Count; i++)
{
cmd.CommandText = Convert.ToString(al[i]);
cmd.ExecuteNonQuery();
}
tran.Commit();
CloseConn();
}
catch
{
tran.Rollback();
CloseConn();
return false;
}
return true;
}
/// <summary>
/// 分頁函數
/// </summary>
/// <param name="pagesize"></param>
/// <param name="columns"></param>
/// <param name="tablename"></param>
/// <param name="pid"></param>
/// <param name="order"></param>
/// <param name="current"></param>
/// <returns></returns>
public override DataTable GetPageData(int current, int pagesize, string columns, string tablename, string pid, string where, string order)
{
current = current - 1 >= 0 ? (current - 1) : (0);
string sql = string.Format("select top {0} {1} from {2} where 1=1 and {3} not in(select top {4}{3} from {2} where 1=1{5} order by {6}){5} order by {6}", pagesize, columns, tablename, pid, current * pagesize, where, order);
return GetTable(sql);
}
/// <summary>
/// 分頁存儲過程的調用
/// </summary>
/// <param name="current"></param>
/// <param name="pagesize"></param>
/// <param name="columns"></param>
/// <param name="tablename"></param>
/// <param name="pid"></param>
/// <param name="where"></param>
/// <param name="order"></param>
/// <returns></returns>
public override DataTable GetProcPageData(int current, int pagesize, string columns, string tablename, string pid, string where, string order, string ordertype)
{
SqlParameter[] pas = { new SqlParameter("@PageIndex", current), new SqlParameter("@PageSize", pagesize), new SqlParameter("@Columns", columns), new SqlParameter("@Tablename", tablename), new SqlParameter("@Where", where), new SqlParameter("@Order", order), new SqlParameter("@OrderType", ordertype), new SqlParameter("@Pid", pid) };
return GetProcTable("Pages", pas);
//current = current - 1 >= 0 ? (current - 1) : (0);
//string sql = string.Format("select top {0} {1} from {2} where 1=1 and {3} not in(select top {4}{3} from {2} where 1=1{5} order by {6}){5} order by {6}", pagesize, columns, tablename, pid, current * pagesize, where, order);
//return GetTable(sql);
}
/// <summary>
/// 分頁存儲過程的調用
/// </summary>
/// <param name="current"></param>
/// <param name="pagesize"></param>
/// <param name="columns"></param>
/// <param name="tablename"></param>
/// <param name="pid"></param>
/// <param name="where"></param>
/// <param name="order"></param>
/// <returns></returns>
public override DataTable GetProcData(int current, int pagesize, string columns, string tablename, string pid, string where, string order, string resultCount, string distinct)
{
SqlParameter[] pas = { new SqlParameter("@TableNames", SqlDbType.NVarChar, 200), new SqlParameter("@PrimaryKey", SqlDbType.NVarChar, 100), new SqlParameter("@Order", SqlDbType.NVarChar, 200), new SqlParameter("@CurrentPage", SqlDbType.Int), new SqlParameter("@PageSize", SqlDbType.Int), new SqlParameter("@Fields", SqlDbType.NVarChar, 800), new SqlParameter("@Filter", SqlDbType.NVarChar, 1000), new SqlParameter("@ResultCount", SqlDbType.NVarChar, 12), new SqlParameter("@distinct", SqlDbType.NVarChar, 12) };
pas[0].Value = tablename;
pas[1].Value = pid;
pas[2].Value = order;
pas[3].Value = current;
pas[4].Value = pagesize;
pas[5].Value = columns;
pas[6].Value = where;
pas[7].Value = resultCount;
pas[8].Value = distinct;
return this.GetProcTable("Pages", pas);
}
/// <summary>
/// 分頁存儲過程的調用
/// </summary>
/// <param name="current"></param>
/// <param name="pagesize"></param>
/// <param name="columns"></param>
/// <param name="tablename"></param>
/// <param name="pid"></param>
/// <param name="where"></param>
/// <param name="order"></param>
/// <returns></returns>
public override DataTable GetProcAdminData(int current, int pagesize, string columns, string tablename, string pid, string where, string order, string resultCount, string distinct)
{
SqlParameter[] pas = { new SqlParameter("@TableNames", SqlDbType.NVarChar, 200), new SqlParameter("@PrimaryKey", SqlDbType.NVarChar, 100), new SqlParameter("@Order", SqlDbType.NVarChar, 200), new SqlParameter("@CurrentPage", SqlDbType.Int), new SqlParameter("@PageSize", SqlDbType.Int), new SqlParameter("@Fields", SqlDbType.NVarChar, 800), new SqlParameter("@Filter", SqlDbType.NVarChar, 200), new SqlParameter("@ResultCount", SqlDbType.NVarChar, 24), new SqlParameter("@Distinct", SqlDbType.NVarChar, 12) };
pas[0].Value = tablename;
pas[1].Value = pid;
pas[2].Value = order;
pas[3].Value = current;
pas[4].Value = pagesize;
pas[5].Value = columns;
pas[6].Value = where;
pas[7].Value = resultCount;
pas[8].Value = distinct;
return this.GetProcTable("Pages", pas);
}
public override DbParameter[] MakeParameters(params string[] str)
{
SqlParameter[] pas = new SqlParameter[str.Length/ 2];
for (int i = 0; i < str.Length / 2; i++)
{
pas[i] = new SqlParameter(string.Format("@{0}", str[2 * i]), str[2 * i + 1]);
}
return pas;
}
}
}
posted on 2009-09-02 11:08
sanmao 閱讀(94)
評論(0) 編輯 收藏