1 files changed, 0 insertions, 5 deletions
diff --git a/src/sqliteInt.h b/src/sqliteInt.h
index 205f8f3e0..6025d3f14 100644
--- a/src/sqliteInt.h
+++ b/src/sqliteInt.h
@@ -3223,13 +3223,8 @@ struct ExprList {
 */
 struct IdList {
   int nId;         /* Number of identifiers on the list */
-  u8 eU4;          /* Which element of a.u4 is valid */
   struct IdList_item {
     char *zName;      /* Name of the identifier */
-    union {
-      int idx;          /* Index in some Table.aCol[] of a column named zName */
-      Expr *pExpr;      /* Expr to implement a USING variable -- NOT USED */
-    } u4;
   } a[1];
 };