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在使用MySQL模块查询date类型字段时,报错:_parse_row_data_binary()error,unsupported field type 10
我是这样操作的:
-- day在MySQL中是date类型
local sql = "select day from tab where day = ? "
local stmt_sql = db:prepare(sql)
local res = db:execute(stmt_sql, "2020-01-01")error
error("_parse_row_data_binary()error,unsupported field type " .. typ)
_parse_row_data_binary()error,unsupported field type 10
错误出现在_parse_row_data_binary方法的 parser = _binary_parser[typ] 语句中,发现是_binary_parser 中没有定义 [0x0a] 的key
我仿照您 _get_datetime的方法写了个_get_date
_binary_parser[0x0a] = _get_date
local function _get_date(data, pos)
local len, year, month, day
local value
len, pos = _from_length_coded_bin(data, pos)
if len == 4 then
year, month, day, pos = string.unpack("<I2BB", data, pos)
value = strformat("%04d-%02d-%02d", year, month, day)
else
value = "2017-09-09"
--unsupported format
pos = pos + len
end
return value, pos
end改完查询了一下不报错了,麻烦您看下date的这个问题,谢谢!
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