Activity
From 07/01/2005 to 07/30/2005
07/27/2005
07/26/2005
- 03:23 PM Revision 2528 (metacat): New changes in text which Veronique suggested.
- 11:10 AM Revision 2527 (metacat): Changes to the ESA skin so as to search on particular given fields instead of searching everything
- 09:17 AM Revision 2526 (metacat): Bugfix to the previous commit.
- Also made changes so that while indexing the path in buildIndex(), instead of seperate database calls to the database...
07/25/2005
- 06:33 PM Revision 2525 (metacat): Added new paths to be indexed to metacat.properties
- 12:59 PM Bug #2060: Documents not indexed because of error generated during indexing of documents
Changin severity of teh bug to Critical because with the new changes if the
indexing thread fails, the paths will n...- 11:57 AM Revision 2524 (metacat): Modified code to enter/remove data from xml_path_index and enter data into xml_nodes_revision when action=insert, update and delete are performed.
- 11:54 AM Revision 2523 (metacat): Check if all the paths in returnfield are indexed. If yes, then you xml_path_index for getting values of returnfields instead of using xml_nodes + xml_index
- 11:52 AM Revision 2522 (metacat): Adding code to check if all the paths being searched for indexed are not. If all paths are indexed, the code will use xml_path_index instead of using xml_nodes and xml_index
- 11:49 AM Revision 2521 (metacat): Adding a new method to MetaCatServlet for getting the value of paths to be indexed from metacat.properties file and indexing those paths in xml_path_index
- 11:45 AM Revision 2520 (metacat): Adding new files for upgrading version 1.5 database to version 1.6 database
- 11:45 AM Revision 2519 (metacat): Added code to create new tables xml_path_index and xml_nodes_revisions...
07/21/2005
- 04:59 PM Revision 2518 (metacat): Added target for upgrading DB to version 1.6
- 04:54 PM Revision 2517 (metacat): Changed the name of the function
- 04:52 PM Revision 2516 (metacat): Modified xmltables script so that:
- 1. Foreign key for rootnodeid in xml_revision points to xml_node_revision table instead of xml_nodes
2. Added a new... - 04:46 PM Revision 2515 (metacat): Fixed bug in previous commit
- 04:31 PM Revision 2514 (metacat): Modified postgres script so that:
- 1. Foreign key for rootnodeid in xml_revision points to xml_node_revision table instead of xml_nodes
2. Added a new t... - 04:18 PM Revision 2513 (metacat): Added a new property 'indexed_paths'. All the paths mentioned under this property will be configured in xml_path_index table.
- See bug 2154
- 04:08 PM Revision 2512 (metacat): Added a new function which can used to control the carriage return at the end of the debug message and 'Metacat' in front of the message...
07/20/2005
- 01:07 PM Bug #2153: Metacat Performace: Add/drop indices on key columns
Indexes can also be added to docid and nodetype in xml_nodes.....- 10:28 AM Bug #2152: Metacat Performace: Reduce size of xml_nodes table
From Postgres documentation, the limits on the sequence...
"Sequences are based on bigint arithmetic, so the range c...
07/19/2005
- 12:42 PM Bug #2154: Metacat Performace: Configurable path condition indices
It will also speed up queries like the following which are used while creating
the doclist...
select xml_nodes.d...
07/13/2005
- 06:37 PM Bug #2154: Metacat Performace: Configurable path condition indices
From my email:
Metacat can have a new index table for admin specified fields. This will be
helpful as both xml_nod...- 06:16 PM Bug #2154 (Resolved): Metacat Performace: Configurable path condition indices
- From Matt's email...
Configurable path condition indices -- this would allow admins to
configure specific XML pat... - 06:35 PM Bug #2152: Metacat Performace: Reduce size of xml_nodes table
While implementing this, have to check whats the limit on the sequence numbers
that are being assigned to xml_nodes...- 06:11 PM Bug #2152 (Resolved): Metacat Performace: Reduce size of xml_nodes table
- xml_nodes is huge (6.8x106 records), and grows with every insert and
update by many thousands of records. By design... - 06:34 PM Bug #2159 (New): Metacat Performance: Divide xml_nodes based on the doctype
- Matt suggested that xml_nodes table can probably be divided into multiple
tables based on the doctype. For example,... - 06:27 PM Bug #2158 (Resolved): Metacat Performance on KNB: Bring the logging level down on ecoinfo.
- Dont know how much this effects the performance but we might be logging more
than required on the production server... - 06:24 PM Bug #2157 (Resolved): Metacat Performance: Optimize Postgres and Tomcat...
- There might be some options in Tomcat to speed things up a little bit. e.g.
Chris suggested about turning off autol... - 06:20 PM Bug #2156 (Resolved): Metacat Performance: Send result back to web client in blocks
- Comparing Metacat with other search engines, there is a major
difference in the metacat web interface when compared ... - 06:17 PM Bug #2155 (In Progress): Metacat Performace: Rewrite the xml_nodes queries
- From Matt's email...
Rewrite the xml_nodes queries. In general we use the IN clause a lot
which is less than eff... - 06:14 PM Bug #2153 (Resolved): Metacat Performace: Add/drop indices on key columns
- From Matt's email...
DB indices aren't created on some key columns such as
xml_nodes.nodedata (originally because... - 02:39 PM Revision 2511 (metacat): Add servlet mapping for replication.
07/12/2005
- 03:24 PM Bug #2136: Replicate deleted documents in Replication
- Here is the new approach:
When metacat A send a command "update" to metacat B, B will send two doclist to A.
The fir...
07/07/2005
07/05/2005
- 11:54 AM Bug #2136 (Resolved): Replicate deleted documents in Replication
- Currently in Delta-timed replication, metacat only replicated the documents in
xml_documents table. So even after th...
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