Metacat

08/04/2005

02:58 PM Revision 2539 (metacat): Added px to the css files.

Modified the index.html file to have a link for search. sgarg

12:50 PM Revision 2538 (metacat): added b {

font-weight: bold:
} to accommodate Mac Safari browser bowdish

11:26 AM Revision 2537 (metacat): Added literalLayout, para and geographic Description to the list of paths to be indexed

sgarg

11:24 AM Revision 2536 (metacat): New header for the ESA skin

(Commit done by Saurabh Garg for Callie Bowdish) sgarg

11:14 AM Revision 2535 (metacat): Adding new gifs for the ESA header

(Commit done by Saurabh Garg for Callie Bowdish) sgarg

08/03/2005

04:46 PM Revision 2534 (metacat): Adding gifs for the new ESA header

(Commit done for Callie Bowdish by Saurabh Garg) sgarg

10:36 AM Revision 2533 (metacat): Added some more search parameters - like para and literalLayout.

Also made the changes in text suggested by Mark. sgarg

08/01/2005

10:41 AM Revision 2532 (metacat): renaming enum to catalogEnum to prevent compilation errors for jdk1.5

sgarg

10:28 AM Revision 2531 (metacat): Bugfixes to the previous commit and adding comments etc.

sgarg

09:29 AM Revision 2530 (metacat): Changes to the upgrade script so that 'IN' and 'NOT IN' are not used in the queries and hence the upgrade script is much faster.

sgarg

07/27/2005

11:13 AM Revision 2529 (metacat): Changes made to the drop-down list of US states and territories and to the abstract section of the data registry form and guide, by Veronique Connolly.

sgarg

07/26/2005

03:23 PM Revision 2528 (metacat): New changes in text which Veronique suggested.

sgarg

11:10 AM Revision 2527 (metacat): Changes to the ESA skin so as to search on particular given fields instead of searching everything

sgarg

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... sgarg

07/25/2005

06:33 PM Revision 2525 (metacat): Added new paths to be indexed to metacat.properties

sgarg

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... Saurabh Garg

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.

sgarg

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

sgarg

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

sgarg

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

sgarg

11:45 AM Revision 2520 (metacat): Adding new files for upgrading version 1.5 database to version 1.6 database

sgarg

11:45 AM Revision 2519 (metacat): Added code to create new tables xml_path_index and xml_nodes_revisions...

sgarg

07/21/2005

04:59 PM Revision 2518 (metacat): Added target for upgrading DB to version 1.6

sgarg

04:54 PM Revision 2517 (metacat): Changed the name of the function

sgarg

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... sgarg

04:46 PM Revision 2515 (metacat): Fixed bug in previous commit

sgarg

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... sgarg

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 sgarg

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...

sgarg

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..... Saurabh Garg

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... Saurabh Garg

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... Saurabh Garg

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... Saurabh Garg

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... Saurabh Garg

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... Saurabh Garg

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... Saurabh Garg

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,... Saurabh Garg

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... Saurabh Garg

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... Saurabh Garg

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 ... Saurabh Garg

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... Saurabh Garg

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... Saurabh Garg

02:39 PM Revision 2511 (metacat): Add servlet mapping for replication.

Jing Tao

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... Jing Tao

07/07/2005

09:00 AM Revision 2510 (metacat): Changes made to the address and abstract sections of the data registry form and guide by Veronique Connolly.

sgarg