Tag: nesting
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Post Views: 30 1. In the view file, there is only one pair of P tags, the contents of the database are only one pair of P tags, and 3 pairs of P tags appear in the source code of the web page. as shown in Figure 1 The contents of $faq->answer in the database: 3 pairs of p tags…
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Post Views: 21 1. The implementation of nested preloading when querying associations 2. Print the executed SQL statement 3. Now when you plan to delete a record in the WP_THEMES table, delete the nested association model (a total of 3 association models). Why not set cascading foreign key relationships so that DBMS automatically deletes the relevant rows because wp_themes is…