during update old and new version of db use the same hash computation

Newer hash computation method is injected into the db with older hfm
version. Both naked new HAF db and old one use the same algorithm to
getting hash.

cmake/sql_extension.cmake

@@ -74,6 +74,8 @@ CONFIGURE_FILE( "${CMAKE_CURRENT_SOURCE_DIR}/hive_fork_manager_update_script_gen
 # Only needed to be able to run update script from ${CMAKE_CURRENT_SOURCE_DIR} dir
 CONFIGURE_FILE( "${CMAKE_CURRENT_SOURCE_DIR}/hive_fork_manager_save_restore_views.sql"
   "${extension_path}/hive_fork_manager_save_restore_views.sql" @ONLY)
+CONFIGURE_FILE( "${CMAKE_CURRENT_SOURCE_DIR}/table_schema_verification.sql"
+        "${extension_path}/table_schema_verification.sql" @ONLY)
 
 MESSAGE( STATUS "CONFIGURING the control file: ${CMAKE_BINARY_DIR}/extensions/${EXTENSION_NAME}/hive_fork_manager.control" )
 
@@ -108,6 +110,12 @@ INSTALL ( FILES "${CMAKE_CURRENT_SOURCE_DIR}/hive_fork_manager_save_restore_view
           GROUP_EXECUTE GROUP_READ
           WORLD_EXECUTE WORLD_READ
         )
+INSTALL ( FILES "${CMAKE_CURRENT_SOURCE_DIR}/table_schema_verification.sql"
+        DESTINATION ${POSTGRES_SHAREDIR}/extension
+        PERMISSIONS OWNER_WRITE OWNER_READ
+        GROUP_EXECUTE GROUP_READ
+        WORLD_EXECUTE WORLD_READ
+)
 INSTALL ( FILES "${extension_path}/${update_control_script}" "${extension_path}/${EXTENSION_NAME}.control" "${extension_path}/${extension_control_script}"
           DESTINATION ${POSTGRES_SHAREDIR}/extension
           PERMISSIONS OWNER_WRITE OWNER_READ

src/hive_fork_manager/hive_fork_manager_update_script_generator.sh.in

@@ -249,6 +249,9 @@ check_functions_were_updated() {
 
 psql_do -d "$DB_NAME" -q -t -A -f "$SCRIPTPATH/hive_fork_manager_save_restore_views.sql"
 
+# inject newer version of hash computation
+psql_do -d "$DB_NAME" -q -t -A -f "$SCRIPTPATH/table_schema_verification.sql"
+
 verify_table_schema
 
 get_deployed_version