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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 Stack Overflow by Dileepa Jayakody
, 2 years ago
Streaming result set com.mysql.jdbc.RowDataDynamic@1e820764 is still active. No statements may be issued when any streaming result sets are open and in use on a given connection. Ensure that you have called .close() on any active streaming result sets before attempting more queries.
via Stack Overflow by Amit Patel
, 1 year ago
Streaming result set com.mysql.jdbc.RowDataDynamic@15196a0f is still active. No statements may be issued when any streaming result sets are open and in use on a given connection. Ensure that you have called .close() on any active streaming result sets before attempting more queries.
via nabble.com by Unknown author, 2 years ago
Streaming result set com.mysql.jdbc.RowDataDynamic@1a797305 is still active. No statements may be issued when any streaming result sets are open and in use on a given connection. Ensure that you have called .close() on any active streaming result sets before attempting more queries.
via apache.org by Unknown author, 2 years ago
Streaming result set com.mysql.jdbc.RowDataDynamic@71f18c82 is still active. No statements may be issued when any streaming result sets are open and in use on a given connection. Ensure that you have called .close() on any active streaming result sets before attempting more queries.
via lucene-solr-user by Mark, 2 years ago
Streaming result set com.mysql.jdbc.RowDataDynamic@71f18c82 is still active. No statements may be issued when any streaming result sets are open and in use on a given connection. Ensure that you have called .close() on any active streaming result sets before attempting more queries.
via lucene-solr-user by Mark, 2 years ago
Streaming result set com.mysql.jdbc.RowDataDynamic@71f18c82 is still active. No statements may be issued when any streaming result sets are open and in use on a given connection. Ensure that you have called .close() on any active streaming result sets before attempting more queries.
java.sql.SQLException: Streaming result set com.mysql.jdbc.RowDataDynamic@32d051c1 is still active. No statements may be issued when any streaming result sets are open and in use on a given connection. Ensure that you have called .close() on any active streaming result sets before attempting more queries.	at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:926)	at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:923)	at com.mysql.jdbc.MysqlIO.checkForOutstandingStreamingData(MysqlIO.java:3234)	at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2399)	at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2651)	at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2728)	at com.mysql.jdbc.ConnectionImpl.rollbackNoChecks(ConnectionImpl.java:4908)	at com.mysql.jdbc.ConnectionImpl.rollback(ConnectionImpl.java:4794)	at com.mysql.jdbc.ConnectionImpl.realClose(ConnectionImpl.java:4403)	at com.mysql.jdbc.ConnectionImpl.close(ConnectionImpl.java:1594)	at org.apache.solr.handler.dataimport.JdbcDataSource.closeConnection(JdbcDataSource.java:400)	at org.apache.solr.handler.dataimport.JdbcDataSource.close(JdbcDataSource.java:391)	at org.apache.solr.handler.dataimport.DocBuilder.closeEntityProcessorWrappers(DocBuilder.java:291)	at org.apache.solr.handler.dataimport.DocBuilder.execute(DocBuilder.java:280)	at org.apache.solr.handler.dataimport.DataImporter.doFullImport(DataImporter.java:382)	at org.apache.solr.handler.dataimport.DataImporter.runCmd(DataImporter.java:448)	at org.apache.solr.handler.dataimport.DataImporter$1.run(DataImporter.java:429)