mysql 5.1 configure ±àÒë²ÎÊýÏê½â
-static 13%
--with-client-ldflags=-all-static
--with-mysqld-ldflags=-all-static
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Unix Socket 7.5%
--with-unix-socket path=/usr/local/mysql/tmp/mysql.sock
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--enable-assembler
The --enable-assembler options of configure allows for
compiling in x86 (and sparc) versions of common
string
operations, which should result in more
performance.
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--with-extra-charsets
=complex×Ö·ûÖ§³Ö
--enable-thread-safe-client
#Compile the client with
threads. Ò²¾ÍÊÇÈÿͻ§¶ËÖ§³ÖÏ̵߳ÄÒâ˼
--with-big-tables
There is a limit of 232
(~4.295E+09) rows in a MyISAM
table. If you build MySQL
with the --with-big-tables
option, the
row limitation is increased to (232
)2
(1.844E+19) rows
--with-ssl
--with-embedded-server
#±àÒë³Éembedded MySQL library (libmysqld.a
),
--enable-local-infile
#ÈÃmysqlÖ§³Ö´Ó±¾µØÎļþ µ¼ÈëÊý¾Ý¿â
load data local infile '/usr/test' into table test fields terminated by ' ';
ERROR 1148 (42000): The used command is
not allowed with this
MySQL version£©
--with-plugins=innobase
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Mysql5.1¿ªÊ¼£¬±àÒëÌí¼Óinnodb²å¼þ¾Í´Ó--with-innodb ¸Ä³ÉÁË --with-plugins=innobase
--with-plugins=PLUGIN[[[,PLUGIN..]]]
Plugins to include in
mysqld. (default
is
: none)
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>>mysql:
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show tables [from db_name];
2¡¢²é¿´×Ö¶ÎÐÅÏ¢
SHOW FULL COLUMNS from db_name.table_name
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Field £º×Ö¶ÎÃû
Type£º×Ö¶ÎÀàÐÍ
Collation£º×Ö·û¼¯ £¨mysql 5.0ÒÔÉÏÓУ©
Null £ºÊÇ·ñ¿ÉÒÔΪNULL
Key£ºË÷Òý£¨PRI,unique,index)
Default£ºÈ±Ê¡Öµ
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¹ÜÀíÊý¾Ý´æ´¢£¬ÒÔ¼°MySQLµÄË÷Òý¹ÜÀí¡£Í¨¹ý¶¨ÒåµÄAPI£¬MySQL·þÎñÆ÷Äܹ»Óë´æ´¢ÒýÇæ½øÐÐͨÐÅ¡£Ä¿Ç°Ê¹ÓÃ×î¶àµÄÊÇMyISAMºÍInnoDB¡£
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MyISAMÒýÇæÊÇÒ ......
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For our four-node, four-host MySQL Cluster, it is necessary to
write four configuration files, one per node host.
Each data node or SQL node requires a
my.cnf
file that provides two pieces of
information: a connectstring
that tells
......
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2.ÔÚstdafx.hÖмÓÉÏ
#import "c:\program files\common files\system\ado\msado15.dll" no_namespace rename ("EOF", "adoEOF")
3.ÔÚ³ÌÐò³õʼ»¯µÄ·½·¨ÖмÓÉÏ
AfxEnableControlContainer();
// ³õʼ»¯COM,´´½¨ADOÁ¬½ÓµÈ²Ù×÷
AfxOleInit();
4.ÔÚºÏÊʵĵط½¼ÓÉÏ
public:_ConnectionPt ......