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  1. ,
    Expert tip

    MySQL doesn't support some types of characters (such as emojis) with the utf8 encoding. You need to be on MySQL 5.5+ and force utf8mb4 (everywhere, client and server). You can do this sending the query "SET NAMES utf8mb4". Check this https://goo.gl/3E2qzg

  2. ,

    Make sure you are using InnoDB storage engine and READ-COMMITTED transaction isolation level and increase the database server innodb_lock_wait_timeout variable to about 500.

Solutions on the web

via hadooptutorial.info by Unknown author, 1 year ago
Access denied for user 'APP'@'localhost' (using password: YES)
via hadooptutorial.info by Unknown author, 1 year ago
Access denied for user 'APP'@'localhost' (using password: YES)
via hadooptutorial.info by Unknown author, 1 year ago
via Stack Overflow by Anna-Lischen
, 2 years ago
Access denied for user 'user'@'localhost' (using password: YES)
java.sql.SQLException: Access denied for user 'APP'@'localhost' (using password: YES)	at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:1094)	at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:4208)	at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:4140)	at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:925)	at com.mysql.jdbc.MysqlIO.proceedHandshakeWithPluggableAuthentication(MysqlIO.java:1747)	at com.mysql.jdbc.MysqlIO.doHandshake(MysqlIO.java:1287)	at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2494)	at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2527)	at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2309)	at com.mysql.jdbc.ConnectionImpl.(ConnectionImpl.java:834)	at com.mysql.jdbc.JDBC4Connection.(JDBC4Connection.java:46)