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分享请问里面的mysql语句错在哪？我应该怎么修改？
set @sqlselect = concat("SELECT AVG(TYP) INTO @MA_TYP FROM ",
table_name,
" order by id desc limit 14;");
prepare stmt from @sqlselect;
execute stmt;
DEALLOCATE PREPARE stmt;
table_name,
" order by id desc limit 14;");
prepare stmt from @sqlselect;
execute stmt;
DEALLOCATE PREPARE stmt;
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