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Detect redundant table map events

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When two identical tables are mapped into the same slot, the newer one is
ignored.
This commit is contained in:
Markus Mäkelä
2018-01-11 08:15:58 +02:00
parent 5e4b7ae7c7
commit dbad6b737d
1 changed files with 9 additions and 0 deletions
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9
server/modules/routing/avrorouter/avro_rbr.c
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@ -91,6 +91,15 @@ bool handle_table_map_event(AVRO_INSTANCE *router, REP_HEADER *hdr, uint8_t *ptr
TABLE_MAP *old = hashtable_fetch(router->table_maps, table_ident); TABLE_MAP *old = hashtable_fetch(router->table_maps, table_ident);
TABLE_MAP *map = table_map_alloc(ptr, ev_len, create); TABLE_MAP *map = table_map_alloc(ptr, ev_len, create);
MXS_ABORT_IF_NULL(map); // Fatal error at this point MXS_ABORT_IF_NULL(map); // Fatal error at this point
if (old && old->id == map->id && old->version == map->version &&
strcmp(old->table, map->table) == 0 &&
strcmp(old->database, map->database) == 0)
{
table_map_free(map);
return true;
}
char* json_schema = json_new_schema_from_table(map); char* json_schema = json_new_schema_from_table(map);
if (json_schema) if (json_schema)