Concurrency issue on querying the SQL catalog #3712
Last updated: 2015-06-22 22:32:21 +0200
Date: 2015-04-22 21:19:33 +0200
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.10; rv:37.0) Gecko/20100101 Firefox/37.0
In one window the 254 files of airtraffic are loaded one by one into a merge table.
stopped and restart session
mk@vienna::/export/scratch1/mk/default/package/sql/test/mergetables/Tests> mclient -d airtraffic
It can even happen that establishing a new connection fails as well.
Date: 2015-04-22 21:21:50 +0200
Putting the debugger on the server and attempting a new session gives the following trace.
0 0x000000378a035877 in raise () from /lib64/libc.so.6
Date: 2015-04-24 09:42:25 +0200
Date: 2015-04-24 11:04:05 +0200
fixed by a split of the reset_table code (ie first al tables then the table parts of a merge table).
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