/// <summary>
/// 获取备份文件的文件信息
/// </summary>
/// <param name="conStrId"></param>
/// <returns></returns>
public DatabaseFileInfo GetBackupFileInfo(int conStrId, string backupFilePath)
{
DatabaseFileInfo model = new DatabaseFileInfo();
var strModel = new ConStrDao().GetModel(conStrId);
SqlConnection conn = new SqlConnection(strModel.ConStrContent);
//数据库名称
string databaseName = conn.Database;
model.Name = databaseName;
string strRestoreSql = "restore filelistonly from disk=N'" + backupFilePath + "' ";
DataTable dt = SqlHelper.GetDataTable(strModel.ConStrContent, CommandType.Text, strRestoreSql, null);
foreach (DataRow r in dt.Rows)
{
if (r["Type"].ToString() == "D")
{
model.MDFFilePath = r["PhysicalName"].ToString();
model.MDFName = r["LogicalName"].ToString();
}
if (r["Type"].ToString() == "L")
{
model.LogFilePath = r["PhysicalName"].ToString();
model.LogName = r["LogicalName"].ToString();
}
}
return(model);
}
public DatabaseFileInfo GetFileInfo(int conStrId)
{
DatabaseFileInfo model = new DatabaseFileInfo();
var strModel = new ConStrDao().GetModel(conStrId);
SqlConnection conn = new SqlConnection(strModel.ConStrContent);
//数据库名称
string databaseName = conn.Database;
model.Name = databaseName;
string strRestoreSql = "select database_id,name,physical_name AS CurrentLocation,state_desc,size,type_desc,[type] from sys.master_files where database_id = db_id(N'" + databaseName + "'); ";
DataTable dt = SqlHelper.GetDataTable(strModel.ConStrContent, CommandType.Text, strRestoreSql, null);
foreach (DataRow r in dt.Rows)
{
if (r["type"].ToString() == "0")
{
model.MDFFilePath = r["CurrentLocation"].ToString();
model.MDFName = r["name"].ToString();
}
if (r["type"].ToString() == "1")
{
model.LogFilePath = r["CurrentLocation"].ToString();
model.LogName = r["name"].ToString();
}
}
return(model);
}
public List <string> GetAllTable(int conStrId)
{
List <string> lstAllTables = new List <string>();
//连接字符串获取
var strModel = new ConStrDao().GetModel(conStrId);
string conStr = strModel.ConStrContent;
string sqlStr = "SELECT Name FROM SysObjects Where XType='U' ORDER BY Name";
DataTable dt = SqlHelper.GetDataTable(conStr, CommandType.Text, sqlStr, null);
foreach (DataRow dr in dt.Rows)
{
lstAllTables.Add(dr["Name"].ToString());
}
return(lstAllTables);
}
public string GetDataUpdateSql(int conStrId, string tableName, string filterStr, string idColumnName)
{
StringBuilder sb = new StringBuilder();
//连接字符串获取
var strModel = new ConStrDao().GetModel(conStrId);
string conStr = strModel.ConStrContent;
string strFieldSql =
"SELECT COLUMN_NAME,DATA_TYPE FROM INFORMATION_SCHEMA.columns WHERE TABLE_NAME='" + tableName + "'";
DataTable dtFieldInfo = SqlHelper.GetDataTable(conStr, CommandType.Text, strFieldSql, null);
string sqlQuerySql = "SELECT * FROM dbo." + tableName + " " + filterStr;
DataTable dtData = SqlHelper.GetDataTable(conStr, CommandType.Text, sqlQuerySql, null);
foreach (DataRow dr in dtData.Rows)
{
List <string> lstColumn = new List <string> {
"FilterSqlMdx"
};
string insertSql = "UPDATE dbo." + tableName + " set ";
foreach (DataRow column in dtFieldInfo.Rows)
{
var tempStr = "";
tempStr += " " + column["COLUMN_NAME"].ToString() + "=";
string dataValue = "";
if (dr[column["COLUMN_NAME"].ToString()] != "NULL")
{
string dataStrValue = dr[column["COLUMN_NAME"].ToString()] + "";
switch (column["DATA_TYPE"].ToString())
{
case "datetime":
{
dataValue = "'" + dataStrValue + "'";
}
break;
case "int":
{
if (!string.IsNullOrEmpty(dataStrValue))
{
dataValue = dataStrValue + "";
}
else
{
dataValue = "NULL";
}
}
break;
case "nvarchar":
{
dataValue = "'" + dataStrValue.Replace("'", "''") + "'";
}
break;
case "smallint":
{
if (!string.IsNullOrEmpty(dataStrValue))
{
dataValue = dataStrValue + "";
}
else
{
dataValue = "NULL";
}
}
break;
default: dataValue = "'" + dataStrValue.Replace("'", "''") + "'"; break;
}
}
else
{
dataValue = "NULL";
}
tempStr += dataValue + ",";
if (lstColumn.Contains(column["COLUMN_NAME"].ToString()))
{
insertSql += tempStr;
}
}
sb.Append(insertSql.Trim(',') + " where " + idColumnName + "=" + dr[idColumnName].ToString() + System.Environment.NewLine);
}
return(sb.ToString());
}
/// <summary>
///
/// </summary>
/// <param name="conStrId"></param>
/// <param name="tableName"></param>
/// <param name="filterStr"></param>
/// <returns></returns>
public string GetDataInsertSql(int conStrId, string tableName, string filterStr)
{
StringBuilder sb = new StringBuilder();
//连接字符串获取
var strModel = new ConStrDao().GetModel(conStrId);
string conStr = strModel.ConStrContent;
string strFieldSql =
"SELECT COLUMN_NAME,DATA_TYPE FROM INFORMATION_SCHEMA.columns WHERE TABLE_NAME='" + tableName + "'";
strFieldSql += " and COLUMN_NAME not in ('ReportObjectIdHis--------------','ReportObjectFieldIdHis---------------------','ProductIdHis-----------')";
DataTable dtFieldInfo = SqlHelper.GetDataTable(conStr, CommandType.Text, strFieldSql, null);
string sqlQuerySql = "SELECT * FROM dbo." + tableName + " " + filterStr;
DataTable dtData = SqlHelper.GetDataTable(conStr, CommandType.Text, sqlQuerySql, null);
foreach (DataRow dr in dtData.Rows)
{
string insertSql = "INSERT INTO dbo." + tableName + "";
List <string> lstField = new List <string>();
List <string> lstData = new List <string>();
foreach (DataRow column in dtFieldInfo.Rows)
{
lstField.Add(column["COLUMN_NAME"].ToString());
string dataValue = "";
if (dr[column["COLUMN_NAME"].ToString()] != "NULL")
{
string dataStrValue = dr[column["COLUMN_NAME"].ToString()] + "";
switch (column["DATA_TYPE"].ToString())
{
case "datetime":
{
dataValue = "'" + dataStrValue + "'";
}
break;
case "int":
{
if (!string.IsNullOrEmpty(dataStrValue))
{
dataValue = dataStrValue + "";
}
else
{
dataValue = "NULL";
}
}
break;
case "nvarchar":
{
dataValue = "'" + dataStrValue.Replace("'", "''") + "'";
}
break;
case "smallint":
{
if (!string.IsNullOrEmpty(dataStrValue))
{
dataValue = dataStrValue + "";
}
else
{
dataValue = "NULL";
}
}
break;
case "uniqueidentifier":
{
if (!string.IsNullOrEmpty(dataStrValue))
{
dataValue = "'" + dataStrValue.Replace("'", "''") + "'";
}
else
{
dataValue = "NULL";
}
}
break;
default: dataValue = "'" + dataStrValue.Replace("'", "''") + "'"; break;
}
}
else
{
dataValue = "NULL";
}
lstData.Add(dataValue);
}
insertSql = insertSql + "(" + string.Join(",", lstField) + ")VALUES (" + string.Join(",", lstData) + ");" + System.Environment.NewLine;
sb.Append(insertSql);
}
return(sb.ToString());
}
