Treat {} as special regex too.

diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index 97f103e2fd5ac5d72800cc24028cfcdf3cd25762..7087279f0e43ad7be6b2520945f17e3986129411 100644 (file)
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -5360,13 +5360,15 @@ static Node *makeIndexable(char *opname, Node *lexpr, Node *rexpr)
                        char *match_least = palloc(strlen(n->val.val.str)+2);
                        char *match_most = palloc(strlen(n->val.val.str)+2);
                        int pos, match_pos=0;
-                       bool found_pipe = false;
+                       bool found_special = false;
 
                        for (pos = 1; n->val.val.str[pos]; pos++)
                        {
-                               if (n->val.val.str[pos] == '|')
+                               if (n->val.val.str[pos] == '|' ||
+                               if (n->val.val.str[pos] == '{' ||
+                               if (n->val.val.str[pos] == '}')
                                {
-                                       found_pipe = true;
+                                       found_special = true;
                                        break;
                                }
                        if (n->val.val.str[pos] == '\\')
@@ -5374,7 +5376,7 @@ static Node *makeIndexable(char *opname, Node *lexpr, Node *rexpr)
                        }
 
                        /* skip leading ^ */
-                       if (!found_pipe)
+                       if (!found_special)
                        {
                                for (pos = 1; n->val.val.str[pos]; pos++)
                                {