encountered using vue to make merchandise sku at work, similar to the following figure: now that I don t know if I m using v-model, how do I get the value of input in each column in table? the existing structure is as follows: Code demonstrati...
first of all, I found a lot of database design on Baidu, it can be said that there are different opinions! I see an intermediate table is designed like this, commodity ID sku attributes, unit price inventory, see that the intermediate attributes store js...
A rookie, all of you hope to tell ...
http: test.web.yooyii.com ...
start transaction; select * from test where id = 8 for share; update test set name = grayvtouch where id = 8; select * from test where id = 8 for share; at first I thought it was a shared lock , but as a result, I did get stuck by executing the fol...
tb_user (user information) id tb_article (article information) id, foreign key user_id-> tb_user.id tb_comment (comment information) id, foreign key user_id-> tb_user.id query the top 5 users of the latest article or comment. order by tb_article.cre...
1 li tag class can display the style normally using active, but it is not effective to replace the li tag with NavLink. directly setting the style in NavLink (in the form of figure 2) can only change the class of the a tag (converted to a tag after h...
for example: a voting system, such as the number of points added by one vote, or the content of the advertisement, etc. the rule of these information is that there will be no change within a few weeks, but high concurrency requires high speed. Which way...