Method parseAlterTableRenameColumn

parser/parser_alter.go:603–637

Syntax: ALTER TABLE RENAME COLUMN (IF EXISTS)? nestedIdentifier TO nestedIdentifier

(pos Pos)

// Syntax: ALTER TABLE RENAME COLUMN (IF EXISTS)? nestedIdentifier TO nestedIdentifier
func (p *Parser) parseAlterTableRenameColumn(pos Pos) (AlterTableClause, error) {
	if err := p.expectKeyword(KeywordRename); err != nil {
		return nil, err
	}

	if err := p.expectKeyword(KeywordColumn); err != nil {
		return nil, err
	}

	ifExists, err := p.tryParseIfExists()
	if err != nil {
		return nil, err
	}

	oldColumnName, err := p.ParseNestedIdentifier(p.Pos())
	if err != nil {
		return nil, err
	}

	if err = p.expectKeyword(KeywordTo); err != nil {
		return nil, err
	}

	newColumnName, err := p.ParseNestedIdentifier(p.Pos())
	if err != nil {
		return nil, err
	}

	return &AlterTableRenameColumn{
		RenamePos:     pos,
		IfExists:      ifExists,
		OldColumnName: oldColumnName,
		NewColumnName: newColumnName,
	}, nil
}

func (p *Parser) parseAlterTableModify(pos Pos) (AlterTableClause, error) {
	if err := p.expectKeyword(KeywordModify); err != nil {