diff --git a/backend/src/main/resources/db/migration/V40__1.15.sql b/backend/src/main/resources/db/migration/V40__1.15.sql index 0b34538a39..93c1d0741f 100644 --- a/backend/src/main/resources/db/migration/V40__1.15.sql +++ b/backend/src/main/resources/db/migration/V40__1.15.sql @@ -209,3 +209,33 @@ RETURN oTemp; END ;; delimiter ; + +DROP FUNCTION IF EXISTS `GET_CHART_VIEW_COPY_NAME`; +delimiter ;; +CREATE FUNCTION `GET_CHART_VIEW_COPY_NAME`(chartId varchar(255),pid varchar(255)) + RETURNS varchar(255) CHARSET utf8mb4 + READS SQL DATA +BEGIN + +DECLARE chartName varchar(255); + +DECLARE regexpInfo varchar(255); + +DECLARE chartNameCount INTEGER; + +select (case when `type`='richTextView' then 'RICH_TEXT_VIEW' else `name` end) into chartName from chart_view where id =chartId; +/** +因为名称存在()等特殊字符,所以不能直接用REGEXP进行查找 +1.用like 'chartName%' 过滤可能的数据项 +2.REPLACE(name,chartName,'') REGEXP '-copy\\(([0-9])+\\)$' 过滤去掉chartName后的字符以 -copy(/d) 结尾的数据 +3.(LENGTH(REPLACE(name,chartName,''))-LENGTH(replace(REPLACE(name,chartName,''),'-',''))=1) 确定只出现一次 ‘-’ 防止多次copy +**/ +select (count(1)+1) into chartNameCount from chart_view +where (LENGTH(REPLACE(name,chartName,''))-LENGTH(replace(REPLACE(name,chartName,''),'-',''))=1) + and REPLACE(name,chartName,'') REGEXP '-copy\\(([0-9])+\\)$' and name like CONCAT(chartName,'%') and chart_view.scene_id=pid ; + +RETURN concat(chartName,'-copy(',chartNameCount,')'); + +END +;; +delimiter ;