Add Changes entry for SQLite diff fix
[dbsrgits/SQL-Translator.git] / Changes
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deeb46b3 1Changes for SQL::Translator
7313cecb 2
329a9f7e 3 * Add Json and hstore types to Pg Parser (cloudinstustrie)
f851dfea 4 * Fix DROP TABLE in SQL Server Producer
329a9f7e 5 * Fix Pg DBI parser test (Dagfinn Ilmari Mannsåker)
20ca8e38 6 * Remove spurious warnings (Matt Phillips, Wallace Reis)
7 * Fix MySQL producer for columns with scalar ref in 'ON UPDATE' (Wallace Reis)
15128a24 8 * Fix handling of views in MySQL DBI parser
627e37c6 9 * Fix handling of renamed fields in SQLite diff (Peter Mottram)
f851dfea 10
67fc882f 110.11018 2013-10-31 🎃
12
7313cecb 13 * Revert "Fix AUTOINCREMENT in SQLite"
deeb46b3 14
67dd1456 150.11017 2013-10-30
16
deeb46b3 17 * Apply quotes to fix tables that are reserved words, DBI::SQLServer (Jonathan C. Otsuka)
18 * Add DECIMAL_DIGITS to field size for scale info, DBI::SQLServer (Jonathan C. Otsuka)
19 * De-linkify XML namespace in docs (RT#81838)
20 * Allow both single and double quotes for values in MySQL parser
21 * Fix diff for altering two things per column - add ; at the end
22 * Call all diff methods in list context (it can be merged later)
23 * Fix Pg diff issue with drop constraint on primary keys
24 * SQLite support for SET NULL, SET DEFAULT and NO ACTION in FK clauses
25 * Clean up properly after Parser::DBI::PostgreSQL tests
26 * Fix typos in error messages
27 * Add SQL_TINYINT and SQL_BIGINT to the type map in
28 SQL::Translator::Schema::Field
29 * Add JSON parser and producer (Jon Jensen)
30 * Clean up TTSchema doc some (Gavin Shelley)
7483dc9d 31 * Fix AUTOINCREMENT in SQLite (Rafael Porres Molina)
deeb46b3 32
330.11016 2012-10-09
34
35 * Allow passing an arrayref to SQLT->filename (lost in Mooification)
36
370.11015 2012-10-05
38
39 * Fix stupid missing version number in SQL::Translator::Schema::Object
40
410.11014 2012-10-05
42
43 * Relicense under Perl 5 terms
44
450.11013_03 2012-09-25
46
47 * Remove SQL::Translator::Schema::Graph as announced in 0.11011
48 * Remove a number of no longer needed deps
49
500.11013_02 2012-09-23
51
52 * Fix missing dep (List::MoreUtils)
53
540.11013_01 2012-09-22
55
56 * Convert SQL::Translator, ::Schema and ::Schema::* to Moo
57 * Fix leaks by weakening circular references between schema objects
58
590.11013 2012-09-22
60
61 * Make MySQL producer add NULL after every nullable field, conforming to SQL
62 standard, and avoiding MySQL bugs
63
640.11012 2012-07-02
65
66 * Fix/update quoting in PostgreSQL producer
67 * Add missing quote function to SQLServer producer
68 * Fix incorrect Parser::DBI documentation (RT#60878)
69
700.11011 2012-05-09
71
72[ INCOMPATIBLE CHANGES ]
73
74 * SQLT no longer supports setting separate conflicting values for the now
75 deprecated 'quote_table_names' and 'quote_field_names'. Instead their values
76 are proxied to the new 'quote_identifiers'. If 'quote_identifiers' is
77 supplied, the legacy settings are ignored (with a warning). If nothing is
78 specified the default is TRUE as before. If only one is specified - default
79 to its value for everything, and if both are specified with a conflicting
80 value an exception is thrown.
81
82 * Partial quoting support has been added in SQLite. It is currently disabled by
83 default, you need to request is explicitly with quote_identifiers => 1. In a
84 future version of SQL::Translator *THIS DEFAULT BEHAVIOR WILL CHANGE*.
85 If you do NOT WANT quoting, set quote_identifiers to a false value to
86 protect yourself from changes in a future release.
87
88 * Bump the default MySQL parser version to MySQL 4.0
89
90[ OTHER CHANGES ]
91
92 * script/sqlt-graph now accepts a --trace option
93 * Fixes to SQLite foreign keys production (patch from Johan Viklund)
94 closes RT#16412, RT#44769
95 * ON DELETE/UPDATE actions for SQLite (patch from Lukas Thiemeier)
96 closes RT#70734, RT#71283, RT#70378
97 * Fix data preservation on SQLite diffs involving adding/dropping columns
98 * Support for triggers in PostgreSQL producer and parser
99 * Correct Data Type in SQLT::Parser::DBI::PostgreSQL (patch from Andrew Pam)
100 * Fix index issue in SQLT::Parser::DBI::PostgreSQL
101 * Add column and table comments in SQLT::Parser::DBI::PostgreSQL(patch from Andrew Pam)
102 * Stop the DBI parser from disconnecting externally supplied DBI handles (RT#35868)
103 * Fixed alter_drop_constraint for foreign keys and applying multiple changes
104 via alter_field to a column in Postgres Producer
105 * Added a working mechanism for naming foreign keys in the PostgreSQL producer
106 * Fix PostgreSQL ignoring default values with specified data type
107 * Fix PostgreSQL parser support for (N)::int defaults (patch by Tina Müller)
108 * Fix possible name duplication in SQLlite producer
109 * Oracle does not accept ON DELETE/UPDATE RESTRICT (though it is the actual default)
110 fix by not adding the ON DELETE/UPDATE clause at all
111 * Changed dependency on Digest::SHA1 to the core-bundled Digest::SHA (RT#67989)
112 * Support for double quoted and bit strings as default values in MySQL parser
113 * Improved VIEW support in MySQL parser
114 * Proper handling of CURRENT_TIMESTAMP default values in MySQL parser (RT#65844)
115 * Check in MySQL parser to avoid trying to parse a table defined twice in the same
116 file as indices (and probably other things) get messed up
117 * Workaround for some MySQL quirks on primary key definitions
118 * Fix dropping primary keys in MySQL diffs (RT#62250, patch from Nick Bertrand)
119 * MySQL producer does not attempt to write out non-existent unique constraint names
120 * MySQL parser correctly differentiates between signed and unsigned integer column
121 display sizes
122 * Replace Class::Accessor::Fast dependency with already-included Moo
123 * Entire codebase is now free of tabs and trailing whitespace
124 * Spellfixes (RT#68912)
125 * Fix Diagram Producer POD (RT#71397, RT#71398)
126 * Fix Diagram Producer to use correct binmode on output (RT#71399)
127 * Fix ignored option to script/sqlt-diagram (RT#5992)
128 * Fix t/17sqlfxml-producer.t failures due to whitespace differences introduced by
129 environment config snippets (RT#70786)
130 * Fix assembly of Table objects with numbered columns being added out of order
131 (RT#74771) (based on patch from Jonathan Otsuka)
132 * Fix syntax error in SQL::Translator::Producer::Latex (RT#74953)
133 * Deprecate SQL::Translator::Schema::Graph and the as_graph() schema method
134 * Bump minimum supported perl version to 5.8.1 (mostly due to Moo)
135
1360.11010 2011-10-05
137
138 * Add "if exists" to drop view statements in Pg.
139
1400.11009 2011-09-02
141
142 * Fix MySQL producer to properly quote all table names on output (patch from geistteufel)
143
1440.11008 2011-05-04
145
146 * Correctly create and parse FK constraints in SQLite
147 * Correct postgis geography type insertion and linebreak fix for multiple geometry/geography columns
148 * made PostgreSQL producer consistent with other producers in terms of
149 quoting and allowing functions in constraints and indices
150 * Add distinction of autoinc and regular primary keys to the GraphViz producer
151 * Fix odd invocation of Test::More::pass() in t/36-filters.t (RT#64728)
152 * Quote everything in SQL Server
153 * Turn off constraints before dropping tables in SQL Server
154 * Make true unique constraints if needed in SQL Server
155 * Fixed Producer::PostgresSQL to output array type after type size,
156 i.e. varchar(64)[] rather than varchar[](64)
157
1580.11007 2010-11-30
159
160 * Fix POD typo in SQL/Translator/Schema/Trigger.pm
161 * Add explicit Scalar::Util to the deplist for really old perls
162 * Add support for PostGIS Geometry and Geography data types in the Pg producer
163 * Some minor fixes to squash warnings on new perls
164 * Support a custom_type_name hint when creating enum types in PostgreSQL
165 * Fix sqlt options/pod mismatch (RT#58318)
166 * Oracle Producer multicolumn constraint support
167 * Add support for triggers in the MySQL producer
168 * Fix unstable order of View's in MySQL parser
169
1700.11006 2010-06-03
171
172 * Fix Producer::Oracle varchar2 without size def (ORA-00906: missing right
173 parenthesis)
174 * Fix Producer::Oracle translate float and double to float instead of number
175 * Fix Producer::Oracle generation of too long unique constraint names
176 * Fix Producer::SQLite when generating VIEWs with add_drop_table => 1
177 * Fix Producer::MySQL not quoting index names when requested (RT#56173)
178 * Fix Producer::MySQL wrapping extra ()s around VIEW SELECT-ors (RT#56419)
179 * Fix Field::default_value to behave like a real accessor (allow undef as
180 an unsetting argument)
181 * Fix Mysql/Pg/SQLite/MSSQL producers to properly *not* quote numeric default
182 values (RT#57059)
183 * Producer::Oracle tests now use Test::Differences
184 * Prettify output of SQLite producer (less bogus newlines)
185 * Augment SQLite and Pg producers to accept a perl-formatted (%d.%03d%03d)
186 and regular no-leading-zero (X.X.X) *_version producer args
187
1880.11005 2010-02-24
189
190 * Fix Parser::DBI::Oracle reading too many tables (RT#49413)
191 * Fix Parser::MySQL tripping up on PRIMARY KEY ... USING (currently value is ignored) (RT#50468)
192 * Fix runaway debug trace (RT#52276)
193 * Fix Parser::PostgreSQL choking on commit; statements in DDL (#RT52277)
194 * Producer::Oracle now respects quote_field|table_names, and
195 no longer does name munging of reserved table names
196 * Producer::Oracle now correctly outputs databse-unique index names
197
1980.11004 2010-02-14
199
200 * Fix PG producer numeric precision regression (RT#49301)
201 * Add DB2 producer numeric/decimal precision output
202 * Fix Oracle producer creating numeric precision statements that the test case expects (no whitespace)
203 * Add Oracle producer creating drop view statements like PG producer does
204 * Fix SQL::Translator::Diff to use producer_args instead of producer_options
205
2060.11003 2009-09-28
207
208 * Pg parser fixes to deal properly with MATCH <type>
209 * Pg parser fixes to parse timestamp attributes correctly
210 * Fix broken default detection in script/sqlt (RT#27438)
211 * Fix dependency issues with LibXML and TT
212
2130.11002 2009-08-30
214
215 * Depend on fixed Parse::RecDescent
216 * Added skip-tables and skip-tables-like options to Diagram
217
2180.11001 2009-08-18
219
220 * Removed last use of Readonly
221 * Adjusted YAML dependency
222
2230.11000 2009-08-18
224
225 * Re-add version numbers to files, else cpan's "upgrade" gets very confused
226 * Replaced code using Readonly, since most of the rest uses constant, and thats already a dep
227 * Moved YAML and XML::LibXML back to recommends, the tests for both now skip if not installed
228 * Bumped to 0.11000 to supercede 0.10 which has incorrect numbering scheme
229
2300.10 2009-08-13
231
232 * Resolved the following RT bugs (thanks to everyone for reporting!):
233 - 25791 does not recognize PostgreSQL ON_ERROR_STOP
234 - 29265 sqlt-diagram: --natural-join needs Graph::Directed
235 - 37814 SQLite translator failing to parse schema
236 - 42548 Producer::PostgreSQL incorrectly inserts the size in
237 'time(stamp)? with(out) time zone' fields
238 - 43173 SQL::Translator::Parser without versionnumber - will install
239 old 0.09002
240 - 46805 (No subject)
241 - 47026 META.yml is not packaged due to MANIFEST.SKIP (easyfix)
242 - 32130 Move from XML::XPath to XML::LibXML::XPathContext
243 - 22261 MySQL parse
244 - 13915 missing optional prerequisite cause make test to fail
245 - 8847 Diagram.pm: BINMODE missing in printing of graphic file.
246 - 21065 GraphViz producer fails on tables named 'node'
247 - 35448 Producer::PostgreSQL types without size
248 - 22026 sqlt-diagram uses -f arg twice
249 - 47897 [PATCH] Fix uninitialized value within @_ in (uc|lc)
250 - 47668 Mysql Parser doesn't recognize key types
251 - 46448 sqlt-graph errors out on MySQL DDL with btree keys
252 - 47176 Add Foreign Key support to Parser::DBI::PostgreSQL.pm
253 - 48025 MySQL Producer: Case inconsistency between elements in
254 @no_length_attr and $data_type
255 - 48569 sqlt-diagram fails to load SQLite schema
256 - 48596 SQL::Translator::Diff::schema_diff should produce a list in
257 list context
258 - 44907 SQL::Translator::Producer::PostgreSQL produce() in list context
259 should return a list of statements
260
2610.09007 2009-06-25
262
263 * Fixed Pg parser - caching the compiled P::RD schema is a *very*
264 bad idea
265 * Fix MSSQL handling of ON UPDATE/DELETE RESTRICT
266 * Delay MSSQL FK constraint deployment until after all CREATE TABLE
267 statements
268 * Coerce other engine's bytea/blob/clob datatypes to VarBinary
269
2700.09006 2009-06-10
271
272 * Multiple test and dependency adhustments to make smokers happy
273 * Fix YAML producer wrt extra attribute
274 * Added support for "time(stamp) (p) with time zone" for Pg producer (mo)
275
2760.09005 2009-06-08
277
278 * Add parser support for MySQL default values with a single quote
279 * Properly quote absolute table names in the MySQL producer
280 * Added CREATE VIEW subrules for mysql parser (wreis)
281 * Many fixes to code and tests for trigger's "database_events"
282 * Added semi-colon for (DROP|CREATE) TYPE statements in the Pg producer (wreis)
283 * ALTER TABLE/ALTER COLUMN/DROP DEFAULT support in Pg producer (mo)
284 * XML parser support for multi-event triggers
285 * SQLite producer support for multi-event triggers
286 * XML parser switched from XML::XPath to XML::LibXML
287 * Pg producer ALTER TABLE/COLUMN and DROP DEFAULT support
288 * MySQL producer skips length attribute for columns which do not support that
289 attribute. Currently following column types are added to that list:
290 date time timestamp datetime year
291 * Switch to Module::Install (mandates minimum perl 5.005)
292 * Major cleanup of GraphViz proucer
293 * Massive amount of fixes to SQLite/Pg/Mysql/MSSQL parsers/producers
294 Fix most of the problems uncovered by the roundtrip test framework
295 Some highlights:
0a2d7cf1 296 - Rewind exhausted globs before attempting a read
297 - Do not add xml comment header if no_comments is set
298 - table/field counts are held per schema object, not globally
299 - no more variable table and column names in SQLite and MSSQL
0a2d7cf1 300 - VIEW support for Pg parser, also some cleanups
301 - The way we generate Pg create view statements was not standards compliant
302 (per RhodiumToad in #postgresql)
bd3c4e06 303 - Disable MSSQL view/procedure production - they never worked in the first place
0a2d7cf1 304 - SQLite/MSSQL improvements:
305 - Support parsing of all DROP clauses
306 - Support parsing of field-level comments
307 - When producing do not append table names to constraint/index names
8d693a85 308
deeb46b3 3090.09004 2009-02-13
310
311 * Add support for temporary tables in Pg (nachos)
312 * Create Trigger support for SQLite
313 * GraphViz producer improvements
314
3150.09003 2009-02-07
316
317 * <BORKED RELEASE DELETED OFF CPAN>
318
3190.09002 2008-12-05
320
321 * parsing MySQL CURRENT_TIMESTAMP as scalar ref so it can be produced without
322 quotes (jgoulah)
323 * Add ignore_opts parser arg (to ignore table options) in Parser::MySQL (jgoulah)
324 * Skip tests for buggy Spreadsheet::ParseExcel versions (rbo)
325 * Add support for skip tables parser arg in Parser::DBI::MySQL (jgoulah)
326 * Changed behaviour of ::Producer::Oracle when returning an array of statements
327 to make it compatible to DBI->do()
328 * Fixed a few bugs in ::Producer::Oracle
329 * Applied patch from jgoulah to support mysql's MERGE option
330 * Applied patch from rbo to add support of multiple database events on a trigger
331 * Applied patch from lukes to allow drop if exists in sqlite producer, with
332 version >= 3.3
333 * Applied patch from rjbs with minor changes, now we support scalar refs in
334 default values!
335 * Fixed SQLite producer to end index statements in newlines, in scalar context
336 * Decreed that all list context statements shall not end in ; or ;\n
337 * Fixed SQLite, Diff and MySQL producers to agree with Decree.
338 * Added support for CREATE VIEW + tests in the Pg producer (wreis)
339 * Added support for CREATE VIEW + tests in the sqlite producer (groditi)
340 * Added proper argument parsing and documentation to MySQL Parser and
341 Producer (ribasushi)
342 * Using DROP VIEW instead of OR REPLACE clause in the Pg producer, as replace
343 only allows replacement with identical set of columns (wreis)
344 * Added support for DROP VIEW and fixed CREATE VIEW statement in the sqlite
345 producer (wreis)
346 * Removed source_db and target_db accessors from Diff (throwback to old version,
347 only output_db is used)
348 * Support for longer varchar fields in MySQL
349
3500.09001 2008-08-19
351
352 * Added support for CREATE VIEW + tests in the mysql producer (groditi)
353 * Added support for SET fields in the mysql producer + test (groditi)
354 * Added support for proper booleans in the mysql producer, when a mysql version
355 of at least 4.x is supplied
356 * Added support for proper enums under pg (as of 8.3), with pg version check,
357 and deferrable constraints
358 * Added support to truncate long constraint and index names in the mysql
359 producer, because of a change to DBIx::Class to produce such long names in
360 some cases.
361
3620.09000 2008-02-25
363
364 * Fix Pg produces idea of which field types need a size param (wreis)
365 * Add support for COLLATE table option to MySQL parser
366 * Allow DEFAULT CHARACTER SET without '=' (as produced by mysqldump)
367
3680.0899_02 2008-01-29
369
370 * Major refactoring of SQL::Translator::Diff again:
371 * Diff is no longer one huge monolithic function.
372 * Added more tests for diff
373 * When producing diffs for MySQL you will (by default) get single alter
374 statements per table
375 * SQLite can also do remove columns (by creating a temp table as shown in
376 http://sqlite.org/faq.html#q11
377 * Columns can be renamed if the new schema is from a form that can have metadata
378 (which is pretty much anything but an SQL file.) It does this by looking at
379 renamed_from in the $field->extra
380 * Updated Oracle and Postgres producers
381 * More tests!
382
3830.0899_01 2007-10-21
384
385 * SQL::Translator::Diff now uses the ::Producer modules to create diffs
386 This *will* break back-compatibility
387 Use sqlt-diff-old for the previous one, and fix producers!
388
3890.08001 2007-09-26
390
391 * Patched to ignore all TT versions >= 2.15 until TT is fixed :(
392
3930.08 2006-12-07
394
395 * Patched 18ttschema-producer.t and 33tt-table-producter.t to skip on TT 2.15,
396 thanks Ash!
397
3980.08_04 2006-11-10
399
400 * Patched MySQL producer to name constraints sanely, thanks Ash
401 * Added patch to Producer::DB2 to avoid dependency issues with foreign keys
402 * Added patch to remove single quotes for numeric default values in Producer::DB2
403 * Fixed Parser::SQLite to require a semicolon after a create trigger statement
404 * Added patch from avinash to add CASCADE to pg table drops
405
4060.08_03
407
408 * Added patch to use default values for Pg timestamp fields
409
4100.08_02 2006-11-03
411
412 * Added patch from Ash to separate DROP statements in mysql producer in
413 list-context
414 * Fixed up SQLites usage of no-comments
415
4160.08_01 2006-07-23
417
418 * Made Trigger check that a give table exists in on_table - castaway
419 * Split some producers (DB2, MySQL, SQLite, PostgreSQL) into sub methods (others
420 to follow) - castaway
421 * Add alter_* methods to some Producers and docs to Producer.pm (for use by Diff
422 later) - castaway
423 * Made changes to allow producers to return a list of statements - castaway
424 * Split sqlt-diff into script and module - castaway
425 * Added quote_table_names and quote_field_names patch (omega, zamolxes) - castaway
426 * Added DB2 Producer - castaway
427 * Added mysql_character_set for 4.1+ -mda
428 * New filters, Names and Globals. -mda
429 * Added the initial work on a template based Dia UML producer. -mda
430
4310.07 2005-06-10
432
433 * YAML parser supports extra attributes on tables.
434 * All schema objects now support the extra attribute, so can
435 have arbitary name/value data attached to them.
436 * Refactoring: Added SQL::Translator::Schema::Object - base
437 class for all Schema objects.
438 * Changes to MySQL Parser (Dave Howorth)
13aec984 439 - ignore INSERT statements
440 - permit ALTER TABLE ADD FOREIGN KEY
441 - allow trailing comma on last field in CREATE statements
442 - collect the database name
deeb46b3 443 * TTSchema Producer
f9725390 444 - Can pass extra variables using tt_vars producer arg.
445 - Can pass extra config using tt_conf producer arg.
446 - Variables and config can be passed on the command line
447 with --tt-var and --tt-conf options to sqlt.
deeb46b3 448 * Added schema filters.
449 * MySQL Producer
5a0c7b43 450 - Added 'mysql_table_type' extra attribute on tables.
451 - Works out InnoDB tables from constraints.
1ded8513 452 - mysql_charset and mysql_collate extra attributes for tables and fiels.
5a0c7b43 453
deeb46b3 4540.06 2004-05-13
455
456 * Added SQL::Translator::Manual
457 * Installation process now uses Module::Build
458 * Added new "Dumper" producer
459 * Changed the native SQL Fairy XML format to a fixed mapping.
460 *NB:* You should convert your existing XML schema. See the
461 SQL::Translator::Parser::XML::SQLFairy docs.
462 * Added producers: TT::Base and TT::Table.
463
4640.05 2004-02-27
465
466 * Added "COMMENT ON *" syntax to PostgreSQL parser
467 * Some fixes to Oracle parser as reported by Gail Binkley
468 * Added support in PostgreSQL parser for all "ALTER TABLE" statements
469 * Now distributing sqlt-diff script as it's pretty usable
470 * Added new options to sqlt-graph and GraphViz producer (Dave Cash)
471
4720.04 2003-11-07
473
474 * Increased version of Constants module to 1.41 to avoid a problem
475 where 0.02 has 1.4 of that file and 0.03 had 1.06 which confused
476 CPAN
477 * Hard-coded all the PREREQ_PM modules in Makefile.PL (rather than
478 setting them dynamically) so that automated tests would pass
479
4800.03 2003-11-06
481
482 * Added parsers: XML::SQLFairy, Sybase, SQLite, DBI-MySQL,
483 DBI-PostgreSQL, DBI-SQLite, DBI-Sybase, Storable, YAML
484 * Added producers: XML::SQLFairy, TTSchema, Storable, YAML
485 * HTML producer now uses stylesheets to allow easy customization of colors
486 * Many bug fixes to most every module
487 * Added "sqlt-dumper" script to help create a script for dumping
488 a database a la "mysqldump"
489 * Reversed the arrowheads on the graphical producers to show the
490 relationships in a more standard way
491 * Changes all included script names to start with "sqlt"
492 * Added capturing and printing most embedded table and field comments
493
4940.02 2003-06-17
495
496 * Added parsers for Excel and Oracle
497 * Removed Sybase parser because it didn't actually work
498 * Added ClassDBI, Diagram, GraphViz, HTML, POD, SQLite, Sybase producers
499 * Added Schema classes to represent schema as objects
500 * Removed "Raw" producer in favor of the Schema classes
501 * Removed "Validator" class as the Schema classes validate themselves
502 * Improved all existing parsers and producers, expanding them to
503 handle foreign keys much better, produce better output, etc.
504 * Added sqlt-diagram.pl and sqlt-graphviz.pl as CLI frontends to the
505 graphical producers
506 * Added sql_translator.cgi as a web-form frontend to graphical producers
507 * Expanded test suite
508
5090.01 2003-02-27
510
511 * Added parsers: XML::SQLFairy, Sybase, SQLite, DBI-MySQL,
512 DBI-PostgreSQL, DBI-SQLite, DBI-Sybase, Storable, YAML
513 * Added producers: XML::SQLFairy, TTSchema, Storable, YAML
514 * HTML producer now uses stylesheets to allow easy customization of colors
515 * Many bug fixes to most every module
516 * Added "sqlt-dumper" script to help create a script for dumping
517 a database a la "mysqldump"
518 * Reversed the arrowheads on the graphical producers to show the
519 relationships in a more standard way
520 * Changes all included script names to start with "sqlt"
521 * Added capturing and printing most embedded table and field comments