Method QueryContext

conn.go:151–187

QueryContext executes a query that may return rows, such as a SELECT. QueryContext must honor the context timeout and return when it is canceled.

(
	ctx context.Context, query string, args []driver.NamedValue,
)

//
// QueryContext must honor the context timeout and return when it is canceled.
func (c *proxyConn) QueryContext(
	ctx context.Context, query string, args []driver.NamedValue,
) (driver.Rows, error) {
	if IsRecording() {
		var rows driver.Rows
		var err error
		switch t := c.conn.(type) {
		case driver.QueryerContext:
			rows, err = t.QueryContext(ctx, query, args)
		case driver.Queryer:
			var vals []driver.Value
			vals, err = namedValueToValue(args)
			if err != nil {
				return nil, err
			}
			rows, err = t.Query(query, vals)
		default:
			return nil, driver.ErrSkip
		}

		currentSession.AddRecord(&record{Typ: ConnQuery, Args: recordArgs{query, err}})
		if err != nil {
			return nil, err
		}
		return &proxyRows{rows: rows}, nil
	}

	rec, err := currentSession.VerifyRecordWithStringArg(ConnQuery, query)
	if err != nil {
		return nil, err
	}
	err, _ = rec.Args[1].(error)
	if err != nil {
		return nil, err
	}
	return &proxyRows{}, nil
}

// Close invalidates and potentially stops any current
// prepared statements and transactions, marking this