setChange("UPDATE `tt_site_config` SET param_value = '1.18.00', modified = now() where param_name = 'version_db' and param_value = '1.17.97'");
setChange("create index log_idx on tt_custom_field_log(log_id)");
setChange("UPDATE `tt_site_config` SET param_value = '1.18.05', modified = now() where param_name = 'version_db' and param_value = '1.18.00'");
setChange("UPDATE `tt_site_config` SET param_value = '1.18.00', modified = now() where param_name = 'version_db' and param_value = '1.17.97'");
setChange("create index log_idx on tt_custom_field_log(log_id)");
setChange("UPDATE `tt_site_config` SET param_value = '1.18.05', modified = now() where param_name = 'version_db' and param_value = '1.18.00'");