public override List<SchemaColumn> GetColumns(string owner, string tableName)
{
using (DbConnectionInfo cn = Db.CreateConnection())
{
//owner, table name, column_name
DataTable dt = cn.GetSchema("Columns", new string[] { owner, tableName, null });
DataRowCollection drc = dt.Rows;
List<SchemaColumn> list = new List<SchemaColumn>(drc.Count);
for (int i = 0; i < drc.Count; i++)
{
SchemaColumn item = new SchemaColumn();
item.Owner = drc[i]["OWNER"].IfNull(String.Empty);
item.TableName = drc[i]["TABLE_NAME"].IfNull(String.Empty);
item.ColumnName = drc[i]["COLUMN_NAME"].IfNull(String.Empty);
item.OrdinalPostion = drc[i]["ID"].IfNull(0);
item.DataType = drc[i]["DATA_TYPE"].IfNull(String.Empty);
item.Length = drc[i]["LENGTH"].IfNull(0);
item.Precision = drc[i]["PRECISION"].IfNull(0);
item.Scale = drc[i]["SCALE"].IfNull(0);
item.IsNullable = drc[i]["NULLABLE"].Equals("Y");
//item.DefaultValue =
list.Add(item);
}
return list;
}
}
public override List<SchemaColumn> GetColumns(string owner, string tableName)
{
using (DbConnectionInfo cn = Db.CreateConnection())
{
//catalog,schema,table name,column name
DataTable dt = cn.GetSchema("Columns", new string[] { cn.Database, owner, tableName, null });
DataRowCollection drc = dt.Rows;
List<SchemaColumn> list = new List<SchemaColumn>(drc.Count);
for (int i = 0; i < drc.Count; i++)
{
SchemaColumn item = new SchemaColumn();
item.Owner = drc[i]["table_schema"].IfNull(String.Empty);
item.TableName = drc[i]["table_name"].IfNull(String.Empty);
item.ColumnName = drc[i]["column_name"].IfNull(String.Empty);
item.OrdinalPostion = drc[i]["ordinal_position"].IfNull(0);
item.DataType = drc[i]["data_type"].IfNull(String.Empty);
item.Length = drc[i]["character_maximum_length"].IfNull(0);
item.Precision = drc[i]["numeric_precision"].IfNull(0);
item.Scale = drc[i]["numeric_scale"].IfNull(0);
item.IsNullable = drc[i]["is_nullable"].Equals("YES");
item.DefaultValue = drc[i]["column_default"];
list.Add(item);
}
return list;
}
}
