public string GetViewText(string connectionString, ViewSchema view)
{
StringBuilder stringBuilder = new StringBuilder();
string commandText = string.Format("Select smv.definition \r\nFROM sys.all_views AS v\r\n JOIN sys.sql_modules AS smv \r\n ON smv.object_id = v.object_id\r\n where name='{0}'", view.Name);
using (DbConnection dbConnection = MsSqlSchemaProvider.CreateConnection(connectionString))
{
dbConnection.Open();
DbCommand dbCommand = dbConnection.CreateCommand();
dbCommand.CommandText = commandText;
dbCommand.Connection = dbConnection;
using (IDataReader dataReader = dbCommand.ExecuteReader(CommandBehavior.CloseConnection))
{
while (dataReader.Read())
{
stringBuilder.Append(dataReader.GetString(0));
}
if (!dataReader.IsClosed)
{
dataReader.Close();
}
}
if (dbConnection.State != ConnectionState.Closed)
{
dbConnection.Close();
}
}
return stringBuilder.ToString();
}
public ViewColumnSchema(ViewSchema view, string name, DbType dataType, string nativeType, int size, int precision, int scale, bool allowDBNull)
{
this.database = view.Database;
this.view = view;
this.name = name;
this.dataType = dataType;
this.nativeType = nativeType;
this.size = size;
this.precision = precision;
this.scale = scale;
this.isAllowDBNull = allowDBNull;
this.extendedProperties = new List<ExtendedProperty>();
}
public ViewColumnSchema[] GetViewColumns(string connectionString, ViewSchema view)
{
string commandText = string.Format("SELECT COLUMN_NAME, DATA_TYPE, CHARACTER_OCTET_LENGTH, NUMERIC_PRECISION, NUMERIC_SCALE, CASE IS_NULLABLE WHEN 'NO' THEN 0 ELSE 1 END IS_NULLABLE FROM INFORMATION_SCHEMA.COLUMNS WHERE TABLE_CATALOG = '{0}' AND TABLE_NAME = '{1}'ORDER BY ORDINAL_POSITION", view.Database.Name, view.Name);
List<ViewColumnSchema> list = new List<ViewColumnSchema>();
using (DbConnection dbConnection = MsSqlSchemaProvider.CreateConnection(connectionString))
{
dbConnection.Open();
DbCommand dbCommand = dbConnection.CreateCommand();
dbCommand.CommandText = commandText;
dbCommand.Connection = dbConnection;
using (IDataReader dataReader = dbCommand.ExecuteReader(CommandBehavior.CloseConnection))
{
while (dataReader.Read())
{
string @string = dataReader.GetString(0);
string string2 = dataReader.GetString(1);
long num = (!dataReader.IsDBNull(2)) ? ((long)dataReader.GetInt32(2)) : 0L;
int precision = (!dataReader.IsDBNull(3)) ? dataReader.GetByte(3) : 0;
int scale = (!dataReader.IsDBNull(4)) ? dataReader.GetInt32(4) : 0;
int ob = dataReader.GetInt32(5);
bool allowDBNull = ob == 1;
int size = (num < 2147483647L) ? ((int)num) : 2147483647;
DbType dbType = MsSqlSchemaProvider.GetDbType(string2, false);
list.Add(new ViewColumnSchema(view, @string, dbType, string2, size, precision, scale, allowDBNull));
}
if (!dataReader.IsClosed)
{
dataReader.Close();
}
}
if (dbConnection.State != ConnectionState.Closed)
{
dbConnection.Close();
}
}
return list.ToArray();
}
public DataTable GetViewData(string connectionString, ViewSchema view)
{
string commandText = string.Format("SELECT * FROM {0}", view.Name);
DataSet dataSet = new DataSet();
using (DbConnection dbConnection = MsSqlSchemaProvider.CreateConnection(connectionString))
{
dbConnection.Open();
DbCommand dbCommand = dbConnection.CreateCommand();
dbCommand.CommandText = commandText;
dbCommand.Connection = dbConnection;
dataSet = this.ConvertDataReaderToDataSet(dbCommand.ExecuteReader());
if (dbConnection.State != ConnectionState.Closed)
{
dbConnection.Close();
}
}
DataTable result;
if (dataSet.Tables.Count > 0)
{
result = dataSet.Tables[0];
}
else
{
result = new DataTable(view.Name);
}
return result;
}
public ViewColumnSchema(ViewSchema view, string name, DbType dataType, string nativeType, int size, byte precision, int scale, bool allowDBNull, ExtendedProperty[] extendedProperties)
: this(view, name, dataType, nativeType, size, precision, scale, allowDBNull)
{
this.extendedProperties = new List<ExtendedProperty>();
this.extendedProperties.AddRange(extendedProperties);
}
