/// <summary>
/// 创建表
/// </summary>
public Boolean createTable(String dbName, String tableName, Type type)
{
Int32 row = SQLServerHelper.ExecuteNonQuery(
String.Format(connectionString1, dataSource),
String.Format(Sql.CREATE_TABLE, tableName, getTableColumnDefinition(type)),
CommandType.Text);
//using (var dr = SQLServerHelper.ExecuteReader(
// String.Format(connectionString1, dataSource),
// String.Format(Sql.CREATE_TABLE, getFullTableName(dbName, tableName), getTableColumnDefinition(type)),
// CommandType.Text)) {}
return(tableExists(dbName, tableName));
}
/// <summary>
/// 获取数据库中所有表名
/// </summary>
public List <String> getTableNames(String dbName)
{
List <String> tables = new List <String>();
var dr = SQLServerHelper.ExecuteReader(
String.Format(connectionString1, dataSource),
Sql.GET_ALL_TABLE_NAME,
CommandType.Text);
while (dr != null && dr.Read())
{
tables.Add(dr[0].ToString());
}
return(tables);
}
public Boolean IsMatch(User user)
{
if (user == null)
{
return(false);
}
using (var dr = SQLServerHelper.ExecuteReader(
String.Format(connectionString1, getDBName()),
String.Format("select count(*) from {0} where UserName={1} and PassWord={2}",
this.getTableName(), user.UserName, user.PassWord),
CommandType.Text)) {
return((dr != null && dr.Read()) ? dr.GetBoolean(0) : false);
}
}
public Boolean Insert(User user)
{
if (user == null)
{
return(false);
}
// SQL拼接
Int32 recordsAffected = SQLServerHelper.ExecuteNonQuery(
String.Format(connectionString1, getDBName()),
String.Format("insert into {0} ({1}) values ({2})",
this.getTableName(), this.getFieldString(String.Empty), this.getValueString(user, "'")),
CommandType.Text);
return(recordsAffected > 0);
}
/// <summary>
/// 创建数据库
/// </summary>
public void createDB(String dbName)
{
// 查询数据库是否存在
bool exist = dbExists(dbName);
if (!exist)
{
// 创建数据库
SQLServerHelper.ExecuteNonQuery(
String.Format(connectionString3, dataSource),
String.Format(Sql.CREATE_DB, Path.GetFileNameWithoutExtension(dbName), dbName.Replace(".MDF", "")),
CommandType.Text);
// 数据库是否创建成功
exist = File.Exists(dbName);
}
}
