aharpervc commented on code in PR #1839:
URL:
https://github.com/apache/datafusion-sqlparser-rs/pull/1839#discussion_r2081895986
##########
src/parser/mod.rs:
##########
@@ -5203,19 +5203,73 @@ impl<'a> Parser<'a> {
let (name, args) = self.parse_create_function_name_and_params()?;
self.expect_keyword(Keyword::RETURNS)?;
- let return_type = Some(self.parse_data_type()?);
- self.expect_keyword_is(Keyword::AS)?;
+ let return_table = self.maybe_parse(|p| {
+ let return_table_name = p.parse_identifier()?;
+ let table_column_defs = if p.peek_keyword(Keyword::TABLE) {
+ match p.parse_data_type()? {
+ DataType::Table(t) => t,
+ _ => parser_err!(
+ "Expected table data type after TABLE keyword",
+ p.peek_token().span.start
+ )?,
+ }
+ } else {
+ parser_err!(
+ "Expected TABLE keyword after return type",
+ p.peek_token().span.start
+ )?
+ };
+ Ok(DataType::NamedTable(
+
ObjectName(vec![ObjectNamePart::Identifier(return_table_name)]),
+ table_column_defs.clone(),
+ ))
+ })?;
+
+ let return_type = if return_table.is_some() {
+ return_table
+ } else {
+ Some(self.parse_data_type()?)
+ };
- let begin_token = self.expect_keyword(Keyword::BEGIN)?;
- let statements = self.parse_statement_list(&[Keyword::END])?;
- let end_token = self.expect_keyword(Keyword::END)?;
+ if self.peek_keyword(Keyword::AS) {
+ self.expect_keyword_is(Keyword::AS)?;
+ }
Review Comment:
Done 👍
##########
src/ast/data_type.rs:
##########
@@ -716,7 +724,15 @@ impl fmt::Display for DataType {
DataType::Unspecified => Ok(()),
DataType::Trigger => write!(f, "TRIGGER"),
DataType::AnyType => write!(f, "ANY TYPE"),
- DataType::Table(fields) => write!(f, "TABLE({})",
display_comma_separated(fields)),
+ DataType::Table(fields) => {
+ if fields.is_empty() {
+ return write!(f, "TABLE");
+ }
+ write!(f, "TABLE({})", display_comma_separated(fields))
Review Comment:
Done 👍
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