DateTime转换成json的时候容易出现不想要的格式,在网上搜索了相关的解决方法copy如下: 参考http://www.newtonsoft.com/json/help/html/DatesInJSON.htm public class LogEntry { public string Details { get; set; } public DateTime LogDate { get; set; } } public void WriteJsonDates() {
dbstart启动数据库报错,如下: [oracle@wen ~]$ dbstartORACLE_HOME_LISTNER is not SET, unable to auto-start Oracle Net ListenerUsage: /u01/app/oracle/product/11.2.0/dbhome_1/bin/dbstart ORACLE_HOME dbshut关闭数据库报错,如下: [oracle@wen ~]$ dbshutORACLE_HOME_LISTNER is no
今天连接mysql数据库报错如下: java.sql.SQLException: The server time zone value '�й���ʱ��' is unrecognized or represents more than one time zone. You must configure either the server or JDBC driver (via the serverTimezone configuration property) to use a more s
数据库报错 [Err] 1264 - Out of range value adjusted for column 'ID' at row 1 修改MYSQL下的my.ini, 将 sql-mode="STRICT_TRANS_TABLES,NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION" 改为 sql-mode="NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION". 重新启动MySQL
Oracle数据库报错: ORA-29275:部分多字节字符 就是你查出来的字符串(有汉字的)有可能会出问题, 在认为有问题的字段 用 to_nchar("字段")包起来 比如 你查 select * from role 出问题了看一下字段里面哪个字段比较长的有汉字的,差不多就是那个字段有问题 比如是 userName 这个字段有问题 就 select to_nchar(userName), id , ... from role 就解决了
delete from M_FACTOR_DATA_TEST a where (a.factor_id,a.data_date,a.stock_code) in (select factor_id,data_date,stock_code from M_FACTOR_DATA_TEST group by factor_id,data_date,stock_code having count(*) > 1) and rowid not in (select min(rowid) from M_FA
Navicat 连接远程数据库报错:1130 - Host "XX.XX.XX.XX" is not allowed to connect to this MySQL server 1.连接服务器: mysql -u root -p 2.看当前所有数据库: show databases; 3.进入mysql数据库: use mysql; 4.查看mysql数据库中所有的表: show tables; 5.查看 user 表中的数据: select Host, User from use
Navicat 连接远程数据库报错:2003 - Can‘’t connect to MySQL server on '172.22.69.190' (10061) 一.原因 远程数据库使用了默认设置,绑定的IP是127.0.0.1 二.解决方案 1.修改 远程服务器的配置 vim /etc/mysql/mysql.conf.d/mysqld.cnf 将 bind-address = 127.0.0.1 改成 bind-address = 0.0.0.0 2.重启 mysql 服务 servi
[1.cmd终端连接远程mysql数据库方法] mysql -uhello -pworld -h192.168.1.88 -P3306 -Dmysql_oa mysql -u用户名 -p密码 -h远程数据库IP地址 -P端口 -D数据库名 [2.navicat连接远程数据库报错'client does not support authentication protocol requested by server consider ...'解决方案] 原因是MySQL8.0的加密方式改变了,但
关于express 连接 mongodb数据库报错 nodejs DeprecationWarning: current URL string parser is deprecated, and will be removed in a future version. To use the new parser, pass option { useNewUrlParser: true } to MongoClient.connect. const mongoose = require('mong