Add support for LANGUAGE clause in CREATE PROCEDURE

Author: ZacJW

src/ast/mod.rs

@@ -3914,6 +3914,7 @@ pub enum Statement {
         or_alter: bool,
         name: ObjectName,
         params: Option<Vec<ProcedureParam>>,
+        language: Option<Ident>,
         body: ConditionalStatements,
     },
     /// ```sql
@@ -4817,6 +4818,7 @@ impl fmt::Display for Statement {
                 name,
                 or_alter,
                 params,
+                language,
                 body,
             } => {
                 write!(
@@ -4832,6 +4834,10 @@ impl fmt::Display for Statement {
                     }
                 }
 
+                if let Some(language) = language {
+                    write!(f, " LANGUAGE {language}")?;
+                }
+
                 write!(f, " AS {body}")
             }
             Statement::CreateMacro {

src/parser/mod.rs

@@ -15767,6 +15767,13 @@ impl<'a> Parser<'a> {
     pub fn parse_create_procedure(&mut self, or_alter: bool) -> Result<Statement, ParserError> {
         let name = self.parse_object_name(false)?;
         let params = self.parse_optional_procedure_parameters()?;
+
+        let language = if self.parse_keyword(Keyword::LANGUAGE) {
+            Some(self.parse_identifier()?)
+        } else {
+            None
+        };
+
         self.expect_keyword_is(Keyword::AS)?;
 
         let body = self.parse_conditional_statements(&[Keyword::END])?;
@@ -15775,6 +15782,7 @@ impl<'a> Parser<'a> {
             name,
             or_alter,
             params,
+            language,
             body,
         })
     }