e375a65ec6
- Clearer and better code for handling relation comparisons
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git-svn-id: http://galileo.dmi.unict.it/svn/relational/trunk@252 014f5005-505e-4b48-8d0a-63407b615a7c
2010-09-22 13:31:19 +07:00
d63d0e78c0
- Rename will mark the resulting relation as readonly and subsequent updates, insert or deletes will actually copy the content
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git-svn-id: http://galileo.dmi.unict.it/svn/relational/trunk@251 014f5005-505e-4b48-8d0a-63407b615a7c
2010-09-22 13:12:02 +07:00
2073b4db4a
- Internally uses set instead of lists to describe relation's content
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- Discards the old and not so functional tlb format
git-svn-id: http://galileo.dmi.unict.it/svn/relational/trunk@250 014f5005-505e-4b48-8d0a-63407b615a7c
2010-09-22 12:53:36 +07:00
9032f1c674
- Removed encoding from .desktop file (was deprecated)
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- Added manpage for relational-cli
git-svn-id: http://galileo.dmi.unict.it/svn/relational/trunk@247 014f5005-505e-4b48-8d0a-63407b615a7c
2010-08-03 23:31:21 +07:00
7b7ea3e3b1
- Prepared for next version
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- Reversed order of versions in changelog
git-svn-id: http://galileo.dmi.unict.it/svn/relational/trunk@246 014f5005-505e-4b48-8d0a-63407b615a7c
2010-07-03 18:32:26 +07:00
45af67f241
- Added division operator
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- Edited parser module to return the fields returned by a division operation
- Edited relation class API, renaming the rearrange method to _rearrange_
- Readline interface specifies that completion works only if supported by the terminal
- Added todo file
git-svn-id: http://galileo.dmi.unict.it/svn/relational/trunk@240 014f5005-505e-4b48-8d0a-63407b615a7c
2010-07-02 14:43:32 +07:00
215386350d
- Support for division operator in interfaces (not yet in the backend)
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- Fixed error printing in qt ui for python 2.6
git-svn-id: http://galileo.dmi.unict.it/svn/relational/trunk@238 014f5005-505e-4b48-8d0a-63407b615a7c
2010-07-02 13:50:06 +07:00
84172d78bb
- Changelog
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git-svn-id: http://galileo.dmi.unict.it/svn/relational/trunk@237 014f5005-505e-4b48-8d0a-63407b615a7c
2010-06-21 22:13:00 +07:00
9a51c38be6
- Added attempt of completion on files
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- Added help
- Better handling of input termination or empty lines
git-svn-id: http://galileo.dmi.unict.it/svn/relational/trunk@233 014f5005-505e-4b48-8d0a-63407b615a7c
2010-06-21 17:05:31 +07:00
f1018b20f8
- Uses getopt to handle the command line in a more standard way
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- Organized code so the ui can be either qt or curses
git-svn-id: http://galileo.dmi.unict.it/svn/relational/trunk@223 014f5005-505e-4b48-8d0a-63407b615a7c
2010-03-21 12:55:32 +07:00
2c4757dafb
- When a query fails, shows the message of the exception
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- Improved tokenizer for select in optimizations, now can accept operators in identifiers
git-svn-id: http://galileo.dmi.unict.it/svn/relational/trunk@220 014f5005-505e-4b48-8d0a-63407b615a7c
2010-03-19 16:06:02 +07:00
8633052af2
Automatically fills some fields in the survey
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git-svn-id: http://galileo.dmi.unict.it/svn/relational/trunk@218 014f5005-505e-4b48-8d0a-63407b615a7c
2009-09-19 09:25:38 +07:00
9d39f8836e
Added .desktop file on svn
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git-svn-id: http://galileo.dmi.unict.it/svn/relational/trunk@216 014f5005-505e-4b48-8d0a-63407b615a7c
2009-09-18 22:57:44 +07:00
ffa7140c6d
Fixed problem with float numbers with selection of certain relations
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git-svn-id: http://galileo.dmi.unict.it/svn/relational/trunk@215 014f5005-505e-4b48-8d0a-63407b615a7c
2009-09-18 22:57:02 +07:00
9c12a662ea
Using fakeroot instead of su in make debian
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git-svn-id: http://galileo.dmi.unict.it/svn/relational/trunk@214 014f5005-505e-4b48-8d0a-63407b615a7c
2009-09-09 13:17:38 +07:00
f9d4858383
added code for selection into sql.py
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git-svn-id: http://galileo.dmi.unict.it/svn/relational/trunk@212 014f5005-505e-4b48-8d0a-63407b615a7c
2009-08-20 16:10:55 +07:00
f907981b49
error in changelog
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git-svn-id: http://galileo.dmi.unict.it/svn/relational/trunk@211 014f5005-505e-4b48-8d0a-63407b615a7c
2009-08-18 11:53:26 +07:00
6f8ad973b9
Can load relations specified in command line
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git-svn-id: http://galileo.dmi.unict.it/svn/relational/trunk@210 014f5005-505e-4b48-8d0a-63407b615a7c
2009-08-18 11:52:33 +07:00
1d6aa88805
Improved futile_union_intersection_subtraction in case of A-A, when A is a sub-query
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git-svn-id: http://galileo.dmi.unict.it/svn/relational/trunk@208 014f5005-505e-4b48-8d0a-63407b615a7c
2009-08-18 10:03:55 +07:00
9efc56269e
comments and cleanup in about.py
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git-svn-id: http://galileo.dmi.unict.it/svn/relational/trunk@207 014f5005-505e-4b48-8d0a-63407b615a7c
2009-07-16 06:56:39 +07:00
4b6960b7be
Font is set only on windows
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git-svn-id: http://galileo.dmi.unict.it/svn/relational/trunk@206 014f5005-505e-4b48-8d0a-63407b615a7c
2009-07-05 22:26:51 +07:00
fc49ba5bbe
Selection can now accept expressions with parenthesis
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git-svn-id: http://galileo.dmi.unict.it/svn/relational/trunk@196 014f5005-505e-4b48-8d0a-63407b615a7c
2009-06-29 13:12:45 +07:00
3c4b91272b
Code refactory to move the new parser into parser.py out of optimizer.py, that will still be compatible
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git-svn-id: http://galileo.dmi.unict.it/svn/relational/trunk@190 014f5005-505e-4b48-8d0a-63407b615a7c
2009-06-09 10:36:33 +07:00
6524ea2d9f
replaced old compiler, using the new one also in parser.py, and bug fixed
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git-svn-id: http://galileo.dmi.unict.it/svn/relational/trunk@189 014f5005-505e-4b48-8d0a-63407b615a7c
2009-06-09 10:22:52 +07:00
43766eeeae
Implemented swap_rename_projection general optimization
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git-svn-id: http://galileo.dmi.unict.it/svn/relational/trunk@182 014f5005-505e-4b48-8d0a-63407b615a7c
2009-05-25 17:04:24 +07:00
5e30121812
Implemented futile_union_intersection_subtraction general optimization
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git-svn-id: http://galileo.dmi.unict.it/svn/relational/trunk@175 014f5005-505e-4b48-8d0a-63407b615a7c
2009-05-22 22:20:31 +07:00
8807d9159d
added specific optimizations in GUI
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git-svn-id: http://galileo.dmi.unict.it/svn/relational/trunk@169 014f5005-505e-4b48-8d0a-63407b615a7c
2009-05-12 15:09:57 +07:00
c7f1aa060e
completed implementation of selection_inside_projection
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git-svn-id: http://galileo.dmi.unict.it/svn/relational/trunk@154 014f5005-505e-4b48-8d0a-63407b615a7c
2009-05-08 14:51:31 +07:00
9627500a21
Able to (temporarily) store queries with a name
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git-svn-id: http://galileo.dmi.unict.it/svn/relational/trunk@152 014f5005-505e-4b48-8d0a-63407b615a7c
2009-05-06 16:35:21 +07:00
bc0492ef77
moved the initialization of psyco after the initialization
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git-svn-id: http://galileo.dmi.unict.it/svn/relational/trunk@140 014f5005-505e-4b48-8d0a-63407b615a7c
2009-04-29 12:14:00 +07:00
ac0d6fae85
counting changes on the tree
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git-svn-id: http://galileo.dmi.unict.it/svn/relational/trunk@138 014f5005-505e-4b48-8d0a-63407b615a7c
2009-04-29 08:36:28 +07:00
a2b9c11697
Added make install and uninstall
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git-svn-id: http://galileo.dmi.unict.it/svn/relational/trunk@123 014f5005-505e-4b48-8d0a-63407b615a7c
2009-04-06 17:04:18 +07:00
39a27aef71
Bug: error in update operation, it changed the original tuple, so also other relations using the same tuple would change. Now it copies it
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git-svn-id: http://galileo.dmi.unict.it/svn/relational/trunk@122 014f5005-505e-4b48-8d0a-63407b615a7c
2009-04-03 19:03:02 +07:00
d872343481
added some comments
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git-svn-id: http://galileo.dmi.unict.it/svn/relational/trunk@116 014f5005-505e-4b48-8d0a-63407b615a7c
2009-03-19 13:30:35 +07:00
0d191ab959
inserted complexity for selection
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git-svn-id: http://galileo.dmi.unict.it/svn/relational/trunk@113 014f5005-505e-4b48-8d0a-63407b615a7c
2009-03-18 09:58:25 +07:00
c68804c8aa
updated changelog
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git-svn-id: http://galileo.dmi.unict.it/svn/relational/trunk@111 014f5005-505e-4b48-8d0a-63407b615a7c
2009-03-16 22:19:57 +07:00
bcdf97351e
stub of new list-parser
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git-svn-id: http://galileo.dmi.unict.it/svn/relational/trunk@107 014f5005-505e-4b48-8d0a-63407b615a7c
2009-03-16 08:52:25 +07:00
65cb38aa53
Inserted changes of this version
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git-svn-id: http://galileo.dmi.unict.it/svn/relational/trunk@101 014f5005-505e-4b48-8d0a-63407b615a7c
2009-03-08 08:19:19 +07:00
be36b2ccd8
splitting into modules is completed and working (hopefully also on macosx)
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git-svn-id: http://galileo.dmi.unict.it/svn/relational/trunk@94 014f5005-505e-4b48-8d0a-63407b615a7c
2009-03-02 16:29:11 +07:00
f8fe680667
tagged version 0.8
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git-svn-id: http://galileo.dmi.unict.it/svn/relational/trunk@88 014f5005-505e-4b48-8d0a-63407b615a7c
2009-02-24 14:56:08 +07:00
a73fe7ae36
updated changelog
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git-svn-id: http://galileo.dmi.unict.it/svn/relational/trunk@86 014f5005-505e-4b48-8d0a-63407b615a7c
2009-02-23 15:17:04 +07:00
fd5e8dd276
Relation module has SQL-like update
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git-svn-id: http://galileo.dmi.unict.it/svn/relational/trunk@76 014f5005-505e-4b48-8d0a-63407b615a7c
2008-12-25 11:28:38 +07:00
1b09369198
Relation module has SQL-like delete
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git-svn-id: http://galileo.dmi.unict.it/svn/relational/trunk@75 014f5005-505e-4b48-8d0a-63407b615a7c
2008-12-25 11:26:40 +07:00
f5e16a0cf4
stub for optimizer
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git-svn-id: http://galileo.dmi.unict.it/svn/relational/trunk@73 014f5005-505e-4b48-8d0a-63407b615a7c
2008-12-10 17:42:41 +07:00
a9ac98e7bb
Deb postinstall generates optimized files
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git-svn-id: http://galileo.dmi.unict.it/svn/relational/trunk@71 014f5005-505e-4b48-8d0a-63407b615a7c
2008-12-09 17:24:24 +07:00
efbbbeba35
New default relation's format is csv, as defined in RFC4180
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git-svn-id: http://galileo.dmi.unict.it/svn/relational/trunk@67 014f5005-505e-4b48-8d0a-63407b615a7c
2008-11-30 13:59:22 +07:00
51745e8218
Added __eq__ to relation object
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git-svn-id: http://galileo.dmi.unict.it/svn/relational/trunk@66 014f5005-505e-4b48-8d0a-63407b615a7c
2008-11-30 12:28:16 +07:00
c400562006
Makefile to create .deb package
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git-svn-id: http://galileo.dmi.unict.it/svn/relational/trunk@59 014f5005-505e-4b48-8d0a-63407b615a7c
2008-11-15 15:33:02 +07:00
4bf2f915c6
Form to send a survey
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git-svn-id: http://galileo.dmi.unict.it/svn/relational/trunk@57 014f5005-505e-4b48-8d0a-63407b615a7c
2008-11-11 13:15:12 +07:00
19e801092e
simplified outer join
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git-svn-id: http://galileo.dmi.unict.it/svn/relational/trunk@54 014f5005-505e-4b48-8d0a-63407b615a7c
2008-11-09 12:15:04 +07:00
LtWorf