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Indeed, mysql-proxy-lua.log shows that the queries coming from mysql client (first 2 entries) do not have the comment, while the queries coming from JDBC driver (last entry) do: ******************* Intercepted: select @@version_comment limit 1 Processing locally ******************* Intercepted: SHOW VARIABLES WHERE Variable_name ='language' OR Variable_name = 'net_write_timeout' OR Variable_name = 'interactive_timeout' OR Variable_name = 'wait_timeout' OR Variable_name = 'character_set_client' OR Variable_name = 'character_set_connection' OR Variable_name = 'character_set' OR Variable_name = 'character_set_server' OR Variable_name = 'tx_isolation' OR Variable_name = 'transaction_isolation' OR Variable_name = 'character_set_results' OR Variable_name = 'timezone' OR Variable_name = 'time_zone' OR Variable_name = 'system_time_zone' OR Variable_name = 'lower_case_table_names' OR Variable_name = 'max_allowed_packet' OR Variable_name = 'net_buffer_length' OR Variable_name = 'sql_mode' OR Variable_name = 'query_cache_type' OR Variable_name = 'query_cache_size' OR Variable_name = 'license' OR Variable_name = 'init_connect' Processing locally ******************* Intercepted: /* mysql-connector-java-5.1.34 ( Revision: [log in to unmask] ) */SHOW VARIABLES WHERE Variable_name ='language' OR Variable_name = 'net_write_timeout' OR Variable_name = 'interactive_timeout' OR Variable_name = 'wait_timeout' OR Variable_name = 'character_set_client' OR Variable_name = 'character_set_connection' OR Variable_name = 'character_set' OR Variable_name = 'character_set_server' OR Variable_name = 'tx_isolation' OR Variable_name = 'transaction_isolation' OR Variable_name = 'character_set_results' OR Variable_name = 'timezone' OR Variable_name = 'time_zone' OR Variable_name = 'system_time_zone' OR Variable_name = 'lower_case_table_names' OR Variable_name = 'max_allowed_packet' OR Variable_name = 'net_buffer_length' OR Variable_name = 'sql_mode' OR Variable_name = 'query_cache_type' OR Variable_name = 'query_cache_size' OR Variable_name = 'license' OR Variable_name = 'init_connect' proxy.connection.server.thread_id: 151 Passing query: /* mysql-connector-java-5.1.34(Revision: [log in to unmask]) */SHOW VARIABLES WHERE Variable_name='language' OR Variable_name='net_write_timeout' OR Variable_name='interactive_timeout' OR Variable_name='wait_timeout' OR Variable_name='character_set_client' OR Variable_name='character_set_connection' OR Variable_name='character_set' OR Variable_name='character_set_server' OR Variable_name='tx_isolation' OR Variable_name='transaction_isolation' OR Variable_name='character_set_results' OR Variable_name='timezone' OR Variable_name='time_zone' OR Variable_name='system_time_zone' OR Variable_name='lower_case_table_names' OR Variable_name='max_allowed_packet' OR Variable_name='net_buffer_length' OR Variable_name='sql_mode' OR Variable_name='query_cache_type' OR Variable_name='query_cache_size' OR Variable_name='license' OR Variable_name='init_connect' Passing hints: "client_dst_name" "134.4.53.236:4040" "server_thread_id" "151" "db" "LSST" Sendresult -4110 ERROR 4110: Qserv error: 'ParseException:ANTLR parse error:unexpected token: /:' On Dec 3, 2014, at 1:46 PM, Jacek Becla <[log in to unmask]> wrote: > I think we understand it, so apparently, mysql client 4.1 and higher > is stripping out comments (and jdbc does not). The fix that went in > so far was for cleaning up some left over white spaces that were > confusing proxy/lua code. > > I'll fix that. > > Jacek > > > > On 12/03/2014 12:12 PM, Tatiana Goldina wrote: >> Here is a test program I am using. It is similar to the one John sent >> before. The configuration options to the driver are hardcoded in the URL. >> >> >> ------------------------------------------------------------------------ >> >> Use REPLY-ALL to reply to list >> >> To unsubscribe from the QSERV-L list, click the following link: >> https://listserv.slac.stanford.edu/cgi-bin/wa?SUBED1=QSERV-L&A=1 >> >> >> >> >> It requires MySQL JDBC driver, which can be downloaded from here: >> http://dev.mysql.com/downloads/connector/j/ >> >> To compile and run: >> javac TestQserv.java >> java -cp >> .:mysql-connector-java-5.1.34/mysql-connector-java-5.1.34-bin.jar TestQserv >> >> The options to the driver are here: >> http://dev.mysql.com/doc/connector-j/en/connector-j-reference-configuration-properties.html >> >> Both URL formats >> "jdbc:mysql://address=(protocol=tcp)(host=lsst-db1.ipac.caltech.edu >> <http://lsst-db1.ipac.caltech.edu>)(port=4040)(user=qsmaster)/LSST?dumpQueriesOnException=true" >> and >> "jdbc:mysql://lsst-db1.ipac.caltech.edu >> <http://lsst-db1.ipac.caltech.edu>:4040/LSST?user=qsmaster&dumpQueriesOnException=true" >> produce the same error (Qserv error: 'ParseException:ANTLR parse >> error:unexpected token: /:') when getting the connection. >> >> Thank you very much for your help! >> >> Tatiana >> >> >> P.S. No problem executing this command with mysql command line client: >> >> >> mysql -h lsst-db1.ipac.caltech.edu >> <http://lsst-db1.ipac.caltech.edu> -u qsmaster -P 4040 -D >> LSST --protocol tcp -e "/* mysql-connector-java-5.1.6 ( Revision: xxx ) >> */SHOW VARIABLES WHERE Variable_name ='language' OR Variable_name = >> 'net_write_timeout' OR Variable_name = 'interactive_timeout' OR >> Variable_name = 'wait_timeout' OR Variable_name = 'character_set_client' >> OR Variable_name = 'character_set_connection' OR Variable_name = >> 'character_set' OR Variable_name = 'character_set_server' OR >> Variable_name = 'tx_isolation' OR Variable_name = >> 'transaction_isolation' OR Variable_name = 'character_set_results' OR >> Variable_name = 'timezone' OR Variable_name = 'time_zone' OR >> Variable_name = 'system_time_zone' OR Variable_name = >> 'lower_case_table_names' OR Variable_name = 'max_allowed_packet' OR >> Variable_name = 'net_buffer_length' OR Variable_name = 'sql_mode' OR >> Variable_name = 'query_cache_type' OR Variable_name = 'query_cache_size' >> OR Variable_name = 'init_connect'" >> +--------------------------+---------------------------------------------------------------+ >> | Variable_name | Value >> | >> +--------------------------+---------------------------------------------------------------+ >> | character_set_client | latin1 >> | >> | character_set_connection | latin1 >> | >> | character_set_results | latin1 >> | >> | character_set_server | latin1 >> | >> | init_connect | >> | >> | interactive_timeout | 28800 >> | >> | language | >> /home/lsstadm/stack/Linux64/mysql/5.1.65/share/mysql/english/ | >> | lower_case_table_names | 0 >> | >> | max_allowed_packet | 1048576 >> | >> | net_buffer_length | 16384 >> | >> | net_write_timeout | 60 >> | >> | query_cache_size | 0 >> | >> | query_cache_type | ON >> | >> | sql_mode | >> | >> | system_time_zone | PST >> | >> | time_zone | SYSTEM >> | >> | tx_isolation | REPEATABLE-READ >> | >> | wait_timeout | 28800 >> | >> +--------------------------+---------------------------------------------------------------+ >> >> >> >> >> On Dec 3, 2014, at 10:07 AM, Serge Monkewitz <[log in to unmask] >> <mailto:[log in to unmask]>> wrote: >> >>> Monkewitz <[log in to unmask] <mailto:[log in to unmask]>> wrote: >>> >>>> Tatiana: forwarding to qserv-l, since I am taking today off to deal >>>> with family matters. I’ll take a look tomorrow if no-one else has any >>>> ideas. >>>> >>>> For context - connecting to qserv via JDBC still fails, even after >>>> Jacek’s show variables fix (and fix for the fix). >>>> >>>> Begin forwarded message: >>>> >>>>> *From:*Tatiana Goldina <[log in to unmask] >>>>> <mailto:[log in to unmask]>> >>>>> *Subject:**Re: rebuilding QSERV* >>>>> *Date:*December 2, 2014 at 4:02:08 PM PST >>>>> *To:*Serge Monkewitz <[log in to unmask] >>>>> <mailto:[log in to unmask]>> >>>>> >>>>> I am out of clues. I am still getting the same error when connecting >>>>> through the JDBC driver. >>>>> >>>>> jdbc:mysql://lsst-db1.ipac.caltech.edu >>>>> <http://lsst-db1.ipac.caltech.edu/>:4040/LSST?user=qsmaster&dumpQueriesOnException=true&traceProtocol=true >>>>> >>>>> trace is attached. I don't know how to debug it further. >>>>> >>>> >>>> ------------------------------------------------------------------------ >>>> >> >> >> ------------------------------------------------------------------------ >> >> Use REPLY-ALL to reply to list >> >> To unsubscribe from the QSERV-L list, click the following link: >> https://listserv.slac.stanford.edu/cgi-bin/wa?SUBED1=QSERV-L&A=1 >> > > > > -- > BEGIN-ANTISPAM-VOTING-LINKS > ------------------------------------------------------ > > Teach CanIt if this mail (ID 04Nn9McDB) is spam: > Spam: https://canit.ipac.caltech.edu/canit/b.php?i=04Nn9McDB&m=5d1093594151&c=s > Not spam: https://canit.ipac.caltech.edu/canit/b.php?i=04Nn9McDB&m=5d1093594151&c=n > Forget vote: https://canit.ipac.caltech.edu/canit/b.php?i=04Nn9McDB&m=5d1093594151&c=f > ------------------------------------------------------ > END-ANTISPAM-VOTING-LINKS > ######################################################################## Use REPLY-ALL to reply to list To unsubscribe from the QSERV-L list, click the following link: https://listserv.slac.stanford.edu/cgi-bin/wa?SUBED1=QSERV-L&A=1