mysql TextÀàÐÍ
ÎÒÓÐÕâô¸ö±í2¸ö×ֶΣ¨mysql£©
id(intÐÍ) ºÍ otherinfo(textÐÍ)
±ÈÈç˵ÓÐÈçϼǼ
id otherinfo
1 {"sex":1,"name","xiao1"}
2 {"sex":0,"name","xiao1"}
3 {"sex":1,"name","xiao1"}
4 {"sex":0,"name","xiao1"}
ÎÒÏÖÔÚÏëÈ¡µ½sexµÈÓÚ1µÄ¼Ç¼
id otherinfo
1 {"sex":1,"name","xiao1"}
3 {"sex":1,"name","xiao1"}
×¢£¨ÒòΪotherinfo Ö®ÖеÄÏîÊýÊǿɱäµÄ£¬ËùÒÔ²ÅÓÃÕâ¸ö°ì·¨¡£²ÉÓÃjson´®µÄÐÎʽ£©
²»ÏþµÃÔõô²é£¬Ï£Íû´ó¼Ò°ï°ïæ¡£
²»ºÃÒâ˼¡£ "name","xiao1" Ó¦¸ÃÊÇ"name":"xiao1"¡£ºÇºÇ¡£
лл¡£
SQL code:
select * from Õâô¸ö±í
where otherinfo like '%"sex":1%'
select * from Õâô¸ö±í
where otherinfo like '{"sex":1%'
Ïà¹ØÎÊ´ð£º
ÎÒ¶ÔSQL SERVERºÍACCESS±È½ÏÊ죬ËùÒÔÊý¾Ý¿âµÄͨÓûù´¡¶«Î÷¿ÉÒÔ˵¶¼ÕÆÎյIJ¶àÁË£¬ÎÒÏÖÔÚÏëÒªµÄ¾ÍÊÇÒÔÉÏÁ½Êý¾Ý¿âµÄ¶ÀÌØÖ®´¦µÄ½éÉܺÍÓ¦ÓýéÉÜ¡£
ÁíÍâÊé×îºÃ¶ÔÓ¦×îа汾 oracleÊÇ11g°É 10µÄÒ²ÐУ»mysqlÊÇ5.1°É
л ......
ÎÒÊÇÐÂÊÖ£¬³õѧMYSQL£¬Óкܶ಻¶®£¬Íû´Í½Ì£¡£¡
±ÈÈç˵ÎÒн¨Ò»¸öMYSQLÊý¾Ý¿âUSER Êý¾Ý¿âÖÐÓбíLIST
È»ºóÎÒÔÚVCÖÐн¨Ò»¸öMFC¶Ô»°¿ò¹¤³Ì£¬È»ºóÎÒÔõôÑù²ÅÄÜÓÃVC»ñµÃÊý¾Ý¿âÖбíµÄÊý¾Ý£¿
Ï£Íû¸ø³ö¾ßÌåµÄ²Ù×÷² ......
¸Õ°²×°mysqlµÄʱºò£¬°Ñ³õʼÃÜÂëÍü¼ÇÁË£¬Ö»ºÃÌø¹ýȨÏÞÑéÖ¤£¬ÐÞ¸ÄÃÜÂ룬Ð޸ijɹ¦ºó£¬ÄܵǼ£¬¿ÉÊÇ»úÆ÷ÖØÆôÁË£¬ÓøĹýµÄÃÜÂëÓֵDz»ÉÏÁË£¬ÏÂÎÄÊÇÐ޸ĵķ½·¨£¬²»ÖªµÀÄÄÀï³öÁËÎÊÌ⣿
ÃÜÂëÐ޸ķ½·¨£º
1.ÒÔϵͳ¹ ......
ÎÒÓõÄÊÇÁ¬½Ó³Ø×öµÄ£¬ÅäÁ¬½Ó³ØµÄ·½·¨Ó¦¸ÃûÓÐ´í£¬ÎªÊ²¾ÍÊdzöÏÖÕâÖÖÎÊÌâ
javax.servlet.ServletException: javax.naming.NameNotFoundException: No object bound to name java:comp/env/test
ÇëÎÊ´óÏÀÃÇÕâÊÇÔ ......
ÔÚC++³ÌÐòÖÐͨ¹ýmysqlµÄC APIÖ±½ÓÁ¬½ÓÊý¾Ý¿â£¬µ±°ÑÖÐÎIJåÈëmysqlµÄʱºò£¬¾Í±ä³ÉÂÒÂëÁË.
»¹ÓоÍÊÇʹÓÃload°ÑÎı¾Îļþµ¼ÈëmysqlÊý¾Ý¿â£¬ÎÞÂÛÎı¾ÎļþÊÇANSI±àÂ뻹ÊÇutf8±àÂ룬µ¼ÈëÖ®ºó¶¼ÊÇÂÒÂë¡£
ÆäÖÐmysqµÄ±àÂë¸ñʽ ......