Ò׽ؽØͼÈí¼þ¡¢µ¥Îļþ¡¢Ãâ°²×°¡¢´¿ÂÌÉ«¡¢½ö160KB

MySQLÓëOracleÊý¾ÝÀàÐÍת»»


MySQL Data Type
Oracle Data Type
BIGINT
NUMBER(19, 0)
BIT
RAW
BLOB
BLOB, RAW
CHAR
CHAR
DATE
DATE
DATETIME
DATE
DECIMAL
FLOAT (24)
DOUBLE
FLOAT (24)
DOUBLE PRECISION
FLOAT (24)
ENUM
VARCHAR2
FLOAT
FLOAT
INT
NUMBER(10, 0)
INTEGER
NUMBER(10, 0)
LONGBLOB
BLOB, RAW
LONGTEXT
CLOB, RAW
MEDIUMBLOB
BLOB, RAW
MEDIUMINT
NUMBER(7, 0)
MEDIUMTEXT
CLOB, RAW
NUMERIC
NUMBER
REAL
FLOAT (24)
SET
VARCHAR2
SMALLINT
NUMBER(5, 0)
TEXT
VARCHAR2, CLOB
TIME
DATE
TIMESTAMP
DATE
TINYBLOB
RAW
TINYINT
NUMBER(3, 0)
TINYTEXT
VARCHAR2
VARCHAR
VARCHAR2, CLOB
YEAR
NUMBER
 


Ïà¹ØÎĵµ£º

MySQLתÒå

MySQLʶ±ðÏÂÁÐתÒå×Ö·û£º    
   
  \0    
  Ò»¸öASCII   0   (NUL)×Ö·û¡£    
  \n    
  Ò»¸öÐÂÐзû¡£    
  \t   &nb ......

½«MySQLÊý¾ÝÓ³Éäµ½MemcachedÖÐ

²î²»¶àÔÚÒ»ÄêÇ°£¬Ð´¹ýһƪÎÄÕ½éÉܽ«MySQLÊý¾ÝÓ³Éäµ½Memcached£¬µ±Ê±MySQLºÍMemcached Functions for MySQL¶¼»¹²»¹»³ÉÊ죬ʱ¹ýÒ»Ä꣬Memcached Functions for MySQLÉý¼¶µ½ÁË0.8°æ±¾£¬¶øMySQLÒ²·¢²¼ÁËGA°æ±¾£¬¼ÓÉϺܶàÅóÓÑ·´Ó¦Ç°Ò»ÆªÎÄÕÂÖеÄʵÏÖËûÃÇÒòÖÖÖÖÔ­ÒòûÄܳɹ¦£¬ÓÚÊDZãÓÐÁËÕâƪÎÄÕ£¬¾Íµ±ÊÇÉÏһƪÎÄÕµÄÉý¼¶°æ±¾°É¡ ......

ͨ¹ý·ÖÇø£¨Partition£©ÌáÉýMySQLÐÔÄÜ

½ñÌìÕâô¼¤¶¯ÓÖÏëдÎÄÕµÄÔ­ÒòÊÇMySQL5.1µÄ·¢²¼´øÀ´ÁËÉè¼Æ³¬Ç¿¶¯Á¦Êý¾Ý¿âµÄÇ¿ÓÐÁ¦µÄÎäÆ÷£¬ÈκÎMySQLµÄDBA¶¼Ó¦¸Ã¾¡¿ìѧϰ²¢Ê¹ÓÃËü¡£ÎÒ¾õµÃÈç¹û­ÄܺܺõÎʹÓÃÕâ¸ö5.1°æ´øÀ´µÄÐÂÌØÐÔ£¬DBA¿ÉÒÔʹ×Ô¼º¹ÜÀíµÄVLDB£¨²»ÖªµÀʲôÊÇVLDB£¿¸æËßÄ㣬ÊǺôóºÃ´óµÄÊý¾Ý¿âµÄÒâ˼£¬Very Large DB£©»òÊý¾Ý²Ö¿âÆæ¼£°ãµÄ»ñµÃ¾Þ´óµÄÐÔÄÜÌáÉý ......

MySQL Êý¾Ý¿â³£ÓÃÃüÁî

1¡¢MySQL³£ÓÃÃüÁî
create database name; ´´½¨Êý¾Ý¿â
use databasename; Ñ¡ÔñÊý¾Ý¿â
drop database name Ö±½Óɾ³ýÊý¾Ý¿â£¬²»ÌáÐÑ
show tables; ÏÔʾ±í
describe tablename; ±íµÄÏêϸÃèÊö
select ÖмÓÉÏdistinctÈ¥³ýÖظ´×Ö¶Î
mysqladmin drop databasename ɾ³ýÊý¾Ý¿âÇ°£¬ÓÐÌáʾ¡£
ÏÔʾµ±Ç°mysql°æ±¾ºÍµ±Ç°È ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØͼ | ¸ÓICP±¸09004571ºÅ