protected static DataTable ConstructSchemaTable ()
{
Type booleanType = DbTypes.TypeOfBoolean;
Type stringType = DbTypes.TypeOfString;
Type intType = DbTypes.TypeOfInt32;
Type typeType = DbTypes.TypeOfType;
Type shortType = DbTypes.TypeOfInt16;
DataTable schemaTable = new DataTable ("SchemaTable");
schemaTable.Columns.Add ("ColumnName", stringType);
schemaTable.Columns.Add ("ColumnOrdinal", intType);
schemaTable.Columns.Add ("ColumnSize", intType);
schemaTable.Columns.Add ("NumericPrecision", shortType);
schemaTable.Columns.Add ("NumericScale", shortType);
schemaTable.Columns.Add ("IsUnique", booleanType);
schemaTable.Columns.Add ("IsKey", booleanType);
schemaTable.Columns.Add ("BaseServerName", stringType);
schemaTable.Columns.Add ("BaseCatalogName", stringType);
schemaTable.Columns.Add ("BaseColumnName", stringType);
schemaTable.Columns.Add ("BaseSchemaName", stringType);
schemaTable.Columns.Add ("BaseTableName", stringType);
schemaTable.Columns.Add ("DataType", typeType);
schemaTable.Columns.Add ("AllowDBNull", booleanType);
schemaTable.Columns.Add ("ProviderType", intType);
schemaTable.Columns.Add ("IsAliased", booleanType);
schemaTable.Columns.Add ("IsExpression", booleanType);
schemaTable.Columns.Add ("IsIdentity", booleanType);
schemaTable.Columns.Add ("IsAutoIncrement", booleanType);
schemaTable.Columns.Add ("IsRowVersion", booleanType);
schemaTable.Columns.Add ("IsHidden", booleanType);
schemaTable.Columns.Add ("IsLong", booleanType);
schemaTable.Columns.Add ("IsReadOnly", booleanType);
return schemaTable;
}