SELECT
loanLog.bookrecno,
loanLog.regTimeInStr,
count(loanLog.bookrecno) AS loan,
book.title,
book.author,
book.publisher
FROM
yf_loan loanLog
LEFT JOIN yf_book book ON book.bookrecno = loanLog.bookrecno
WHERE
logType = 30001
GROUP BY
bookrecno
ORDER BY
loan DESC谁能帮我把尚民查询代码 转换成TP5 和TP5 模型查询 的写法 我学习 现在的文档有点看不懂 最佳答案
