7phs commented on code in PR #1576: URL: https://github.com/apache/datafusion-sqlparser-rs/pull/1576#discussion_r1873379618
########## src/dialect/mod.rs: ########## @@ -128,14 +128,23 @@ pub trait Dialect: Debug + Any { ch == '"' || ch == '`' } - /// Return the character used to quote identifiers. - fn identifier_quote_style(&self, _identifier: &str) -> Option<char> { + /// Determine if a character starts a potential nested quoted identifier. + /// RedShift support old way of quotation with `[` and it can cover even nested quoted identifier. + fn is_nested_delimited_identifier_start(&self, _ch: char) -> bool { + false + } + + /// Determine if nested quoted characters are presented Review Comment: Updated. ########## src/dialect/mod.rs: ########## @@ -128,14 +128,23 @@ pub trait Dialect: Debug + Any { ch == '"' || ch == '`' } - /// Return the character used to quote identifiers. - fn identifier_quote_style(&self, _identifier: &str) -> Option<char> { + /// Determine if a character starts a potential nested quoted identifier. + /// RedShift support old way of quotation with `[` and it can cover even nested quoted identifier. Review Comment: Updated. ########## src/dialect/redshift.rs: ########## @@ -32,21 +32,36 @@ pub struct RedshiftSqlDialect {} // in the Postgres dialect, the query will be parsed as an array, while in the Redshift dialect it will // be a json path impl Dialect for RedshiftSqlDialect { - fn is_delimited_identifier_start(&self, ch: char) -> bool { - ch == '"' || ch == '[' + fn is_nested_delimited_identifier_start(&self, ch: char) -> bool { + ch == '[' } - /// Determine if quoted characters are proper for identifier + /// Determine if quoted characters are looks like special case of quotation begining with `[`. Review Comment: Comments copied. -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: github-unsubscr...@datafusion.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org --------------------------------------------------------------------- To unsubscribe, e-mail: github-unsubscr...@datafusion.apache.org For additional commands, e-mail: github-h...@datafusion.apache.org