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计数我有这样的SQL在MSSQL:更新字段从SELECT语句
SELECT
(LEN(article) - LEN(REPLACE(article, ' ', ''))) + 1
FROM articles
如何把这些结果,并在表“文章”更新域“单词计数”?
计数我有这样的SQL在MSSQL:更新字段从SELECT语句
SELECT
(LEN(article) - LEN(REPLACE(article, ' ', ''))) + 1
FROM articles
如何把这些结果,并在表“文章”更新域“单词计数”?
你可以把这个表达在update
:
update articles a
set wordcount = (LEN(article) - LEN(REPLACE(article, ' ', ''))) + 1;
完美!谢谢! – 2014-12-04 14:05:31