query_classifier.cc

resolve_query_type, traverse through the list of items of thd->free_list, identify functions and reason query type according to the function type. This phase can only increase the restrictiviness level of the query.

query_classifier.h
        Added new query type QUERY_TYPE_LOCAL_READ, for functions that can be executed in Maxscale. This type is the least restrict
ive query type. It is not used currently.

testmain.c
	Added a few test cases and fixed expected return values for query type tests.

readwritesplit.c
	polish

skygw_debug.h
	Added string macro for Item types.

server/modules/routing/readwritesplit/readwritesplit.c

@@ -492,8 +492,8 @@ static int routeQuery(
                 
         case QUERY_TYPE_READ:
                 skygw_log_write(LOGFILE_TRACE,
-                                "%lu [routeQuery:rwsplit] Query type\t%s, routing "
-                                "to Slave.",
+                                "%lu [routeQuery:rwsplit] Query type\t%s, "
+                                "routing to Slave.",
                                 pthread_self(),
                                 STRQTYPE(qtype));