merge Spider 3.3.13

New features in 3.3.13 are:
- Join Push Down for 1 by 1 table and single partition.

storage/spider/CMakeLists.txt

@@ -1,13 +1,17 @@
 SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -DHAVE_HANDLERSOCKET")
 SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -DHAVE_HANDLERSOCKET")
 
-MY_CHECK_AND_SET_COMPILER_FLAG("-Wno-vla" DEBUG)
+IF(HAVE_WVLA)
+  SET(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} -Wno-vla")
+  SET(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} -Wno-vla")
+ENDIF()
 
 SET(SPIDER_SOURCES
   spd_param.cc spd_sys_table.cc spd_trx.cc spd_db_conn.cc spd_conn.cc
   spd_table.cc spd_direct_sql.cc spd_udf.cc spd_ping_table.cc
   spd_copy_tables.cc spd_i_s.cc spd_malloc.cc ha_spider.cc spd_udf.def
   spd_db_mysql.cc spd_db_handlersocket.cc spd_db_oracle.cc
+  spd_group_by_handler.cc
   hs_client/config.cpp hs_client/escape.cpp hs_client/fatal.cpp
   hs_client/hstcpcli.cpp hs_client/socket.cpp hs_client/string_util.cpp
 )
@@ -21,11 +25,11 @@ IF(DEFINED ENV{ORACLE_HOME})
 ENDIF()
 
 IF(EXISTS ${PROJECT_SOURCE_DIR}/storage/mysql_storage_engine.cmake)
-  SET(CMAKE_CXX_FLAGS_DEBUG 
+  SET(CMAKE_CXX_FLAGS_DEBUG
     "${CMAKE_CXX_FLAGS_DEBUG} -DSAFEMALLOC -DSAFE_MUTEX -DUSE_SYMDIR /Zi")
-  SET(CMAKE_C_FLAGS_DEBUG 
+  SET(CMAKE_C_FLAGS_DEBUG
     "${CMAKE_C_FLAGS_DEBUG} -DSAFEMALLOC -DSAFE_MUTEX -DUSE_SYMDIR /Zi")
-  SET(CMAKE_EXE_LINKER_FLAGS_DEBUG "${CMAKE_EXE_LINKER_FLAGS_DEBUG} /MAP /MAPINFO:EXPORTS") 
+  SET(CMAKE_EXE_LINKER_FLAGS_DEBUG "${CMAKE_EXE_LINKER_FLAGS_DEBUG} /MAP /MAPINFO:EXPORTS")
   INCLUDE("${PROJECT_SOURCE_DIR}/storage/mysql_storage_engine.cmake")
 
   INCLUDE_DIRECTORIES(
@@ -53,3 +57,12 @@ IF(ORACLE_INCLUDE_DIR AND ORACLE_OCI_LIBRARY)
     TARGET_LINK_LIBRARIES (spider ${ORACLE_OCI_LIBRARY})
   ENDIF()
 ENDIF()
+
+IF(MSVC)
+  IF (CMAKE_BUILD_TYPE STREQUAL "Debug")
+    ADD_CUSTOM_COMMAND(TARGET spider
+                       POST_BUILD
+                       COMMAND if not exist ..\\..\\sql\\lib mkdir ..\\..\\sql\\lib\\plugin
+                       COMMAND copy Debug\\ha_spider.dll ..\\..\\sql\\lib\\plugin\\ha_spider.dll)
+  ENDIF()
+ENDIF()