database/mariadb
1
0
Fork 0
mirror of https://github.com/MariaDB/server.git synced 2025-08-08 11:22:35 +03:00
Code Activity

Style/typo fixup of Turbo Boyer-Moore info.

Browse Source
This commit is contained in:
unknown
2002-05-21 08:07:09 +10:00
parent db2032fd73
commit 3f1c4df946
2 changed files with 8 additions and 7 deletions
Download Patch File Download Diff File Expand all files Collapse all files

13
Docs/manual.texi
View File

@@ -26723,11 +26723,11 @@ In the first statement, the @code{LIKE} value begins with a wildcard
character. In the second statement, the @code{LIKE} value is not a
constant.
MySQL 4.0 does another optimization on @code{LIKE}. If you are using
@code{... LIKE "%string%"} and @code{string} is longer than 3 characters
then MySQL will use the turbo-boyer-more algorithm to once initialize
the pattern for the string and then use this pattern to quickly search
after the given string.
MySQL 4.0 does another optimization on @code{LIKE}. If you use
@code{... LIKE "%string%"} and @code{string} is longer than 3 characters,
MySQL will use the @code{Turbo Boyer-Moore} algorithm to initialise the
pattern for the string and then use this pattern to perform the search
quicker.
@findex IS NULL, and indexes
@cindex indexes, and @code{IS NULL}
@@ -49311,7 +49311,8 @@ Our TODO section contains what we plan to have in 4.0. @xref{TODO MySQL 4.0}.
@itemize @bullet
@item
Use turbo-boyer-more to speed up @code{LIKE "%keyword%"} searches.
Use @code{Turbo Boyer-Moore} algorithm to speed up @code{LIKE "%keyword%"}
searches.
@item
Fixed bug in @code{DROP DATABASE} with symlink.
@item

2
mysql-test/t/func_like.test
View File

@@ -11,7 +11,7 @@ select * from t1 where a like "test%";
select * from t1 where a like "te_t";
#
# The following will test the boyer-more code
# The following will test the Turbo Boyer-Moore code
#
select * from t1 where a like "%a%";
select * from t1 where a like "%abcd%";