Method parse_alter_index

src/sql-parser/src/parser.rs:6020–6089

(&mut self)

    }

    fn parse_alter_index(&mut self) -> Result<Statement<Raw>, ParserStatementError> {
        let if_exists = self.parse_if_exists().map_no_statement_parser_err()?;
        let name = self.parse_item_name().map_no_statement_parser_err()?;

        Ok(
            match self
                .expect_one_of_keywords(&[RESET, SET, RENAME, OWNER])
                .map_no_statement_parser_err()?
            {
                RESET => {
                    self.expect_token(&Token::LParen)
                        .map_parser_err(StatementKind::AlterIndex)?;
                    let reset_options = self
                        .parse_comma_separated(Parser::parse_index_option_name)
                        .map_parser_err(StatementKind::AlterIndex)?;
                    self.expect_token(&Token::RParen)
                        .map_parser_err(StatementKind::AlterIndex)?;

                    Statement::AlterIndex(AlterIndexStatement {
                        index_name: name,
                        if_exists,
                        action: AlterIndexAction::ResetOptions(reset_options),
                    })
                }
                SET => {
                    self.expect_token(&Token::LParen)
                        .map_parser_err(StatementKind::AlterIndex)?;
                    let set_options = self
                        .parse_comma_separated(Parser::parse_index_option)
                        .map_parser_err(StatementKind::AlterIndex)?;
                    self.expect_token(&Token::RParen)
                        .map_parser_err(StatementKind::AlterIndex)?;
                    Statement::AlterIndex(AlterIndexStatement {
                        index_name: name,
                        if_exists,
                        action: AlterIndexAction::SetOptions(set_options),
                    })
                }
                RENAME => {
                    self.expect_keyword(TO)
                        .map_parser_err(StatementKind::AlterObjectRename)?;
                    let to_item_name = self
                        .parse_identifier()
                        .map_parser_err(StatementKind::AlterObjectRename)?;

                    Statement::AlterObjectRename(AlterObjectRenameStatement {
                        object_type: ObjectType::Index,
                        if_exists,
                        name: UnresolvedObjectName::Item(name),
                        to_item_name,
                    })
                }
                OWNER => {
                    self.expect_keyword(TO)
                        .map_parser_err(StatementKind::AlterOwner)?;
                    let new_owner = self
                        .parse_identifier()
                        .map_parser_err(StatementKind::AlterOwner)?;