fix ast

Author: sivchari

src/ast/query.rs

@@ -361,7 +361,7 @@ pub enum TableFactor {
     /// +---------+--------+
     UNNEST {
         alias: Option<TableAlias>,
-        expr: Expr,
+        array_expr: Box<Expr>,
         with_offset: bool,
     },
     /// Represents a parenthesized table factor. The SQL spec only allows a
@@ -417,10 +417,10 @@ impl fmt::Display for TableFactor {
             }
             TableFactor::UNNEST {
                 alias,
-                expr,
+                array_expr,
                 with_offset,
             } => {
-                write!(f, "UNNEST({})", expr)?;
+                write!(f, "UNNEST({})", array_expr)?;
                 if let Some(alias) = alias {
                     write!(f, " AS {}", alias)?;
                 }

src/parser.rs

@@ -3564,7 +3564,7 @@ impl<'a> Parser<'a> {
 
             Ok(TableFactor::UNNEST {
                 alias,
-                expr,
+                array_expr: Box::new(expr),
                 with_offset,
             })
         } else {

tests/sqlparser_common.rs

@@ -2718,7 +2718,7 @@ fn parse_unnest() {
                     name: Ident::new("numbers"),
                     columns: vec![],
                 }),
-                expr: Expr::Identifier(Ident::new("expr")),
+                array_expr: Box::new(Expr::Identifier(Ident::new("expr"))),
                 with_offset: true,
             },
             joins: vec![],