Dede SQL query about custom properties, what to do with

Dede SQL query about custom properties
Self added a custom attribute flag inside adds a W

$sql = "SELECT * from ps_archives a,ps_addonarticle b where a.channel= ' 1 ' and A.id=b.aid and A.typeid in (SELECT ID from ps_a Rctype where Topid in (1,22,26)) and a.flag like '%w% ' ";

The data can be queried, but not written in {dede:php}{/dede:php}.

Replace W with the original attribute A and so on, you can query out,



------Solution--------------------
It should be in {Dede:sql}{/dede:sql}.
------Solution--------------------
It can only be said that your data table has no data with W values.

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