Function Cmd

internal/sql/validate/cmd.go:65–94

(n ast.Node, name, cmd string)

}

func Cmd(n ast.Node, name, cmd string) error {
	if cmd == metadata.CmdCopyFrom {
		return validateCopyfrom(n)
	}
	if (cmd == metadata.CmdBatchExec || cmd == metadata.CmdBatchMany) || cmd == metadata.CmdBatchOne {
		if err := validateBatch(n); err != nil {
			return err
		}
	}
	if !(cmd == metadata.CmdMany || cmd == metadata.CmdOne || cmd == metadata.CmdBatchMany || cmd == metadata.CmdBatchOne) {
		return nil
	}
	var list *ast.List
	switch stmt := n.(type) {
	case *ast.SelectStmt:
		return nil
	case *ast.DeleteStmt:
		list = stmt.ReturningList
	case *ast.InsertStmt:
		list = stmt.ReturningList
	case *ast.UpdateStmt:
		list = stmt.ReturningList
	default:
		return nil
	}
	if list == nil || len(list.Items) == 0 {
		return fmt.Errorf("query %q specifies parameter %q without containing a RETURNING clause", name, cmd)
	}
	return nil
}