Mysql Oracle Java BIGINT NUMBER(19,0) java.lang.Long BIT RAW byte[] BLOB BLOB RAW byte[] CHAR CHAR java.lang.String DATE DATE java.sql.Date DATETIME DATE java.sql.Timestamp DECIMAL FLOAT (24) java.math.BigDecimal DOUBLE FLOAT (24) java.lang.Double DO
很长时间没写后台代码有点生疏了,这不今天又出点小插曲,写个文章记录下. 由于要上传点数据到后台,顺手整了个mybatis+springmvc.在保存数据时出现了异常. Creating a new SqlSession SqlSession [org.apache.ibatis.session.defaults.DefaultSqlSession@71670c91] was not registered for synchronization because synchronization is
参照这个就行了,这个对应注入类型.===========java注入数据库==========java类型 mysql类型 成功与否date date yesdate time nodate timestamp nodate datetime no time date notime time yestime timestamp notime datetime no timestamp date yestimestamp time yestimestamp timestamp yestimesta
使用JDBC检索MySQL数据库,如果遇到timestamp字段的值为空,那么会立即报出异常: ### Error querying database. Cause: java.sql.SQLException: Value '0000-00-00 00:00:00' can not be represented as java.sql.Timestamp 解决这个问题需要修改链接数据库JDBC的连接串,加上&zeroDateTimeBehavior=convertToNull 例如: url
MYSQL 数据库管理工具 JAVA 编程语言 数据库驱动(JAVA和MYSQL对接方式) 到官网上下载驱动 加载驱动 import java.sql.Connection;import java.sql.DriverManager;import java.sql.ResultSet;import java.sql.Statement; public class Sql{ public static void main(String[] args){ try{ //加载驱动 加载到JVM中 C
错误:Could not open JDBC Connection for transaction; nested exception is java.sql.SQLException: The server time zone value '?????????' is unrecognized or represents more than one time zone. You must configure either the server or JDBC driver (via the s