monty@mysql.com
422c2eb868
4.1 -> 5.0 merge
2005-02-03 13:18:30 +02:00
monty@mysql.com
b87e0c52a7
Proper fix for comparision with ' '
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(Bug #7788 "Table is full" occurs during a multitable update")
2005-02-01 16:27:08 +02:00
bar@mysql.com
8828884f4c
CSC#4385: slow sorting for UTF8 large table:
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my_strnxfrm_utf8 now requires 2 bytes per character
in filesort key, instead of 3 bytes per character.
Shorter filesort keys make sorting faster.
2005-01-26 16:34:09 +04:00
konstantin@mysql.com
a676498977
manual merge
2005-01-13 17:31:49 +03:00
bar@mysql.com
e3d6e6736b
bug#7284: strnxfrm returns different results for equal strings
2005-01-13 18:12:04 +04:00
monty@mysql.com
67ce247965
Add support for up to VARCHAR (size up to 65535)
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Renamed HA_VAR_LENGTH to HA_VAR_LENGTH_PART
Renamed in all files FIELD_TYPE_STRING and FIELD_TYPE_VAR_STRING to MYSQL_TYPE_STRING and MYSQL_TYPE_VAR_STRING to make it easy to catch all possible errors
Added support for VARCHAR KEYS to heap
Removed support for ISAM
Now only long VARCHAR columns are changed to TEXT on demand (not CHAR)
Internal temporary files can now use fixed length tables if the used VARCHAR columns are short
2004-12-06 02:00:37 +02:00
bar@noter.intranet.mysql.r18.ru
362de9467c
Incorporating new faster string->number converter functions
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into MY_CHARSET_INFO structure.
2004-09-25 15:29:33 +05:00
bar@mysql.com
9a6b76aa90
ctype-latin1.c:
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Revert this change, it was done in a mistake.
2004-08-26 12:02:11 +05:00
bar@mysql.com
f81edf4afd
A new function to meassure terminal screen cells number for a string.
2004-08-25 11:39:43 +05:00
bar@mysql.com
1cd108ff97
Many files:
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LIKE crashed mysqld for binary collations in some cases
2004-08-18 12:07:54 +05:00
bar@mysql.com
cbd3e61c8d
Unicode collation algorithm: contraction support.
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E.g. 'Ch' is treated as a separate letter in Czech,
not as a combination of C+h.
2004-06-12 20:36:58 +05:00
serg@serg.mylan
035e03c1f6
merged
2004-06-11 20:55:08 +02:00
bar@mysql.com
f8b15e8bb6
Initialize max_sort_char only if a character set is requested.
2004-06-11 17:50:20 +05:00
bar@mysql.com
c64d93b274
Allocate memory when a character set is requested:
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- For simple character sets: from_uni convertion table.
- For UCA: alternative weight arrays.
Use mbminlen instead of MY_CS_NONTEXT
2004-06-11 16:29:16 +05:00
serg@serg.mylan
78fa465b92
bug#3964 and related issues: FTB problems with charsets where one byte can match many
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correct prefix compare with my_strnncoll
2004-06-10 21:18:57 +02:00
bar@mysql.com
34d413a6a0
Optimization to use less memory.
2004-06-10 19:10:21 +05:00
bar@bar.intranet.mysql.r18.ru
8962ed3c7d
WL#916: Unicode collations for some languages
2004-06-08 17:56:15 +05:00
bar@bar.intranet.mysql.r18.ru
391d5629f6
Preparation for user-defined Unicode collations:
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weights data now comes from a static variables
but from the charset structure.
2004-05-25 17:40:20 +05:00
bar@bar.intranet.mysql.r18.ru
f16dac0492
Use Windows code page 1252 instead of real ISO 8859-1
2004-05-11 13:32:01 +05:00
monty@mysql.com
ebc3b3afac
BTREE-indexes in HEAP tables can now be used to optimize ORDER BY
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Don't read character set files if we are using only the default charset. In most cases the user will not anymore get a warning about missing character set files
Compare strings with space extend instead of space strip. Now the following comparisons holds: "a" == "a " and "a\t" < "a". (Bug #3152 ).
Note: Because of the above fix, one has to do a REPAIR on any table that has an ascii character < 32 last in a CHAR/VARCHAR/TEXT columns.
2004-03-25 15:05:01 +02:00
bar@bar.intranet.mysql.r18.ru
fc17aad767
min_sort_char was added, for the future UCA implementation.
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UCS2 now has its own my_like_range function.
2004-03-19 10:00:46 +04:00
monty@mysql.com
e9315f984d
Changed wellformedlen to well_formed_len
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Fixed that blobs >16M can be inserted/updated
Fixed bug when doing CREATE TEMPORARY TABLE ... LIKE
2004-02-17 01:35:17 +02:00
monty@mysql.com
f43093ec0e
After merge fixes
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Added more DBUG statements
Ensure that we are comparing end space with BINARY strings
Use 'any_db' instead of '' to mean any database. (For HANDLER command)
Only strip ' ' when comparing CHAR, not other space-like characters (like \t)
2004-02-16 10:03:25 +02:00
bar@bar.intranet.mysql.r18.ru
d13ad0822e
Problem fix:
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http://bugs.mysql.com/bug.php?id=2366
Wrong utf8 behaviour when data is trancated
2004-02-06 16:59:25 +04:00
bar@bar.intranet.mysql.r18.ru
f802ec0215
UCS-2 aligning 0xAA -> 0x00AA
2004-01-19 19:16:30 +04:00
serg@serg.mylan
c60ef8160f
FULLTEXT: correct charset support (UTF included, UCS2 - not)
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code cleanup
2003-10-20 15:53:48 +02:00
bar@bar.mysql.r18.ru
e0a0790ebb
Fixed that multibyte charsets didn't honor multibyte
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sequence boundaries in functions LIKE and LOCATE in
the case of "binary" collation. Comparison was done
like if the strings were just a binary strings without
character set assumption.
2003-09-19 15:18:19 +05:00
bar@bar.mysql.r18.ru
83c6946232
Bug fix:
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http://bugs.mysql.com/bug.php?id=1264
2003-09-16 15:43:17 +05:00
monty@mashka.mysql.fi
10c4acfb4f
merge
2003-08-19 00:10:21 +03:00
monty@mashka.mysql.fi
4f7512160b
After merge fixes
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Use server character set if --default-character-set is not used
Added convert_string() for more efficient alloc+character-set convert of strings
2003-08-19 00:08:08 +03:00
bar@bar.mysql.r18.ru
762ca8b6f8
Fix strnxfrm_multiplye from 0 to 1 for charsets that do not use strnxfrm
2003-08-18 17:24:50 +05:00
bar@bar.mysql.r18.ru
78c7d40986
BINARY collations for every character set
2003-05-23 18:39:55 +05:00
bar@bar.mysql.r18.ru
8192d169a2
CHARSET_INFO structure reorganization for easier maintainance
2003-05-23 17:45:52 +05:00
bar@bar.mysql.r18.ru
2b1e1f6494
Variables were rename, binary collation names were added
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Fixed that SHOW CHARACTER SET displayed non-dynamic charsets even if they were not really compiled
2003-05-22 17:20:19 +05:00
bar@bar.mysql.r18.ru
83cbc2838a
Some collation have been renamed to fit into convension
2003-04-01 18:54:01 +05:00
bar@bar.mysql.r18.ru
ca1a736296
mbcharlen() is now used instead of ismbhead(). The last one has been removed.
2003-04-01 15:52:09 +05:00
bar@bar.mysql.r18.ru
0002beb7a4
my_strncasecmp() is not used anymore. Use my_strncoll() instead.
2003-04-01 14:17:28 +05:00
bar@bar.mysql.r18.ru
5b50426f8f
Some optimization in CHARSET_INFO:
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We don't need separate hash_sort() and hash_caseup()
We don't need tosort(). strnxfrm will do the same.
2003-04-01 12:45:16 +05:00
bar@bar.mysql.r18.ru
4e06f1f5bd
German Phone book collation is always compiled
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Some collation names have been renamed
2003-03-26 13:27:19 +04:00
bar@bar.mysql.r18.ru
b009386fa4
Every charset now have its own parser state arrays
2003-03-14 18:08:12 +04:00
bar@bar.mysql.r18.ru
f5d6b4952f
New fields in CHARSET_INFO structure to optimize searching for
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binary and primary collations in the future
2003-03-05 16:43:10 +04:00
bar@bar.mysql.r18.ru
24be8669a0
New functions in CHARSET_INFO structure
2003-01-31 16:22:22 +04:00
bar@bar.mysql.r18.ru
52c053ca9b
New CHARSET_INFO function to compare strings regardless to trailing spaces
2003-01-31 13:48:35 +04:00
bar@bar.mysql.r18.ru
0420f6914e
Optimization of unicode conversion
2003-01-30 10:47:15 +04:00
bar@bar.mysql.r18.ru
735399a850
Move latin1 into a separarte file
2003-01-29 17:31:20 +04:00
