Method parseAlterTableDrop

parser/parser_alter.go:312–325

(pos Pos)

}

func (p *Parser) parseAlterTableDrop(pos Pos) (AlterTableClause, error) {
	if err := p.expectKeyword(KeywordDrop); err != nil {
		return nil, err
	}

	switch {
	case p.matchKeyword(KeywordColumn), p.matchKeyword(KeywordIndex), p.matchKeyword(KeywordProjection):
		return p.parseAlterTableDropClause(pos)
	case p.matchKeyword(KeywordDetached), p.matchKeyword(KeywordPartition):
		return p.parseAlterTableDropPartition(pos)
	default:
		return nil, errors.New("expected keyword: COLUMN|INDEX|PROJECTION|DETACHED|PARTITION")
	}
}

// Syntax: ALTER TABLE DETACH partitionClause
func (p *Parser) parseAlterTableDetachPartition(pos Pos) (AlterTableClause, error) {