Method parse_column_name

src/sql-parser/src/parser.rs:7272–7295

(&mut self)

    }

    fn parse_column_name(&mut self) -> Result<ColumnName<Raw>, ParserError> {
        let start = self.peek_pos();
        let mut item_name = self.parse_raw_name()?;
        let column_name = match &mut item_name {
            RawItemName::Name(UnresolvedItemName(identifiers)) => {
                if identifiers.len() < 2 {
                    return Err(ParserError::new(
                        start,
                        "need to specify an object and a column",
                    ));
                }
                identifiers.pop().unwrap()
            }
            RawItemName::Id(_, _, _) => {
                self.expect_token(&Token::Dot)?;
                self.parse_identifier()?
            }
        };

        Ok(ColumnName {
            relation: item_name,
            column: column_name,
        })
    }

    /// Parse a possibly quoted database identifier, e.g.
    /// `foo` or `"mydatabase"`