@@ -137,12 +137,11 @@
 	    case ':': {
 		if (i > 0 && zSql[i-1] == ':') break;
 	    }
 		/* fallthru */
 	    
-            case '$':
-            case '@': {
+            case '$': {
                 if (i>0 && (isalnum((unsigned char)(zSql[i-1]))
 			    || zSql[i-1]=='_')) break;
                 if (!isalnum((unsigned char)(zSql[i+1]))
 		    && zSql[i+1]!='_') break;
                 if (i>0 ){