数据清洗-品牌
+、清洗
-- 数据量
SELECT count(*) FROM `kg_dict_brand_t_1_all`
-- 查询重复项(品牌)
SELECT dict_name, count(*) FROM `kg_dict_brand_t_2_unique` WHERE 1=1 GROUP BY dict_name HAVING count(dict_name)>1
-- 查询重复项(repos)
SELECT repos, count(*) FROM `kg_dict_brand_t_2_un
原创
2021-02-18 14:53:16 ·
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