问题: oerr ora 186101861, 00000, "literal does not match format string"// *Cause: Literals in the input must be the same length as literals in// the format string (with the exception of leading whitespace). If the// "FX" modifier has bee…
字面量: 字符串:单引号或双引号扩起来: %@:系统自动添加,数字则自动去除@(): 无单双引号,系统做数字处理. Single or double quoting variables (or substitution variable strings) cause %@, %K, or $variable to be interpreted as a literal in the format string and so prevent any substitution. 系统自动添加 d…
query = "SELECT * FROM devices WHERE devices.`id` LIKE '%{}%'".format("f2333") datas = cur.query(query) 报错: query = query % tuple([db.literal(item) for item in args]) TypeError: not enough arguments for format string 传入query语句拼接出来为 SEL…
今天使用mysqldb执行query语句的时候,在执行这条语句的时候: select PROJ, DATE_FORMAT(MAX(DATE),'%Y-%m-%') AS MAXDATE, DATE_FORMAT(MIN(DATE),'%Y-%m-%d') AS MINDATE FROM (SELECT resource.PROJ,`day`.DATE FROM resource,`day` where resource.MAC=`day`.MAC ORDER BY PROJ) AS PROJSE…