這篇文章給大家分享的是有關(guān)如何使用JDBC連接MySQL 8.x的內(nèi)容。小編覺(jué)得挺實(shí)用的,因此分享給大家做個(gè)參考,一起跟隨小編過(guò)來(lái)看看吧。
MySQL 8.x 新版本JDBC連接方式,舊版本,MySQL Connector/J 5.x 版本的連接方式,MySQL 8.x新版本,MySQL Connector/J 6.x之后 的連接方式,新版mysql驅(qū)動(dòng)的url必須設(shè)置時(shí)區(qū),即serverTimezone=UTC,否則會(huì)報(bào)錯(cuò)。 |
1.舊版本,MySQL Connector/J 5.x 版本的連接方式:
url = jdbc:mysql://localhost:3306/thrcloud_db01?useUnicode=true&characterEncoding=utf8 driver-class-name = com.mysql.jdbc.Driver
2、MySQL 8.x新版本,MySQL Connector/J 6.x之后 的連接方式:
url = jdbc:mysql://localhost:3306/thrcloud_db01?serverTimezone=UTC&characterEncoding=utf8&useUnicode=true&useSSL=false driver-class-name = com.mysql.cj.jdbc.Driver
注意:新版mysql驅(qū)動(dòng)的url必須設(shè)置時(shí)區(qū),即serverTimezone=UTC,否則會(huì)報(bào)如下錯(cuò)誤:
Java.sql.SQLException: The server time zone value '?D1ú±ê×?ê±??' 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 specifc time zone value if you want to utilize time zone support. at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:129) ~[mysql-connector-java-8.0.14.jar:8.0.14] at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:97) ~[mysql-connector-java-8.0.14.jar:8.0.14] at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:89) ~[mysql-connector-java-8.0.14.jar:8.0.14] at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:63) ~[mysql-connector-java-8.0.14.jar:8.0.14] at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:73) ~[mysql-connector-java-8.0.14.jar:8.0.14] at com.mysql.cj.jdbc.exceptions.SQLExceptionsMapping.translateException(SQLExceptionsMapping.java:76) ~[mysql-connector-java-8.0.14.jar:8.0.14] at com.mysql.cj.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:835) ~[mysql-connector-java-8.0.14.jar:8.0.14] at com.mysql.cj.jdbc.ConnectionImpl.(ConnectionImpl.java:455) ~[mysql-connector-java-8.0.14.jar:8.0.14] at com.mysql.cj.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:240) ~[mysql-connector-java-8.0.14.jar:8.0.14] at com.mysql.cj.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:199) ~[mysql-connector-java-8.0.14.jar:8.0.14] at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1464) ~[druid-1.0.31.jar:1.0.31] at com.alibaba.druid.pool.DruidAbstractDataSource.createPhysicalConnection(DruidAbstractDataSource.java:1529) ~[druid-1.0.31.jar:1.0.31] at com.alibaba.druid.pool.DruidDataSource$CreateConnectionThread.run(DruidDataSource.java:2109) ~[druid-1.0.31.jar:1.0.31] Caused by: com.mysql.cj.exceptions.InvalidConnectionAttributeException: The server time zone value '?D1ú±ê×?ê±??' 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 specifc time zone value if you want to utilize time zone support. at sun.reflect.GeneratedConstructorAccessor29.newInstance(Unknown Source) ~[na:na]
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