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Merge pull request #220 from dataease/pr@dev@panel

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fix:仪表板复制视图时特殊情况出现重名的问题
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王嘉豪 2021-07-13 10:35:39 +08:00 committed by GitHub
commit bf29a9bc1c
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backend/src/main/resources/db/migration/V14__update_function.sql Normal file
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CREATE FUNCTION `GET_CHART_VIEW_COPY_NAME`(chartId varchar(255)) RETURNS varchar(255) CHARSET utf8
READS SQL DATA
BEGIN
DECLARE chartName varchar(255);
DECLARE pid varchar(255);
DECLARE regexpInfo varchar(255);
DECLARE chartNameCount INTEGER;
select `name` ,`scene_id` into chartName, pid 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，qrtz_locks
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