java.sql.SQLException: Unknown system variable 'transaction'

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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

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via mysql.com by Unknown author, 1 year ago
via mysql.com by Unknown author, 1 year ago
via nabble.com by Unknown author, 1 year ago
Unknown system variable 'OPTION' > >>>      at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:1055)
via osdir.com by Unknown author, 1 year ago
java.sql.SQLException: Unknown system variable 'transaction'
at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:1078)
at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:4190)
at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:4122)
at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2570)
at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2731)
at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2812)
at com.mysql.jdbc.ConnectionImpl.setReadOnlyInternal(ConnectionImpl.java:5490)
at com.mysql.jdbc.ConnectionImpl.setReadOnly(ConnectionImpl.java:5483)
at razorcaseeditor.migration.MysqlMigrator.main(MysqlMigrator.java:41)

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