oracle 11g ORA 12514´íÎó£¬ÎҵĽâ¾ö°ì·¨
Ç°ÑÔ:ÍøÉÏÓкܶà½â¾ö°ì·¨£¬É¾listener.oraÒ²ºÃ£¬»¹ÊÇʲôҲºÃ£¬¶¼½â¾ö²»ÁËÎÒÕâ¸öÎÊÌ⣬ÒÀÈ»±¨12514´íÎó£¬ÒÔÏÂÊÇÎÒÖð¸ö³¢ÊÔºó³É¹¦µÄ¼àÌý×Ö·û´®¡£¡£
listener.oraÎļþ£º
# listener.ora Network Configuration File: d:\app\john\product\11.1.0\db_1\network\admin\listener.ora
# Generated by Oracle configuration tools.
SID_LIST_LISTENER =
(SID_LIST =
(SID_DESC =
(SID_NAME = cjtfs)
(ORACLE_HOME = d:\app\john\product\11.1.0\db_1)
(PROGRAM = cjtfs)
)
(SID_DESC =
(GLOBAL_DBNAME = cjtfs)
(ORACLE_HOME = d:\app\john\product\11.1.0\db_1)
(SID_NAME = cjtfs)
)
)
LISTENER =
(DESCRIPTION_LIST =
(DESCRIPTION =
(ADDRESS = (PROTOCOL = TCP)(HOST = john-PC)(PORT = 1521))
)
)
tnsnames.oraÎļþ£º
# tnsnames.ora Network Configuration File: d:\app\john\product\11.1.0\db_1\network\admin\tnsnames.ora
# Generated by Oracle configuration tools.
CJTFS =
(DESCRIPTION =
(ADDRESS = (PROTOCOL = TCP)(HOST = john-PC)(PORT = 1521))
(CONNECT_DATA =
(SERVER = DEDICATED)
(SERVICE_NAME = cjtfs) #ÒªºÍlistener.oraÀïÃæµÄcjtfsλÖõÄÃû×Ö±£³ÖÒ»ÖÂ
)
)
Èç¹û»¹½â¾ö²»ÁË£¬ÄǾÍÁôÑÔ£¬ÎÒÒ»°ã»á³£¿´blogµÄ¡£¡£¡£¡£´ó¼ÒÒ»Æð½â¾ö¡£¡£»¥Ïàѧϰ¡£
Ïà¹ØÎĵµ£º
½ñÌìÓöµ½ÕâÑùµÄÎÊÌ⣬ÐÞ¸ÄÖ÷»úÃûºóoracle agent ·þÎñͻȻÎÞ·¨Æô¶¯£¬ÉÏÍøÕÒÁËÒ»»á×öÈçϲÙ×÷¡£¿ÉÒÔÕý³£Ê¹ÓÃÁË
1¡¢½«%oracle_home\ora92\network\adminϵÄlistener.oraºÍtnsnames.oraÄÚµÄËùÓÐÔÖ÷»úÃû¸ÄΪÏÖÓÐÖ÷»úÃû»òÕ߹̶¨IPµØÖ·£¨ÒÔ±ã¿Í»§¶Ë»úÆ÷Äܹ»·ÃÎÊServer£©£¬µ±È»Èç¹ûϵͳÖØÆôºó×Ô¶¯¸ÄÕý£¬¿ÉºöÂԴ˲½Öè¡£
2¡¢½«%o ......
ÔÚoracle°²×°Ä¿Â¼$HOME/network/adminÏ£¬¾³£¿´µ½sqlnet.ora tnsnames.ora
listener.oraÕâÈý¸öÎļþ£¬³ýÁËtnsnames.ora£¬ÆäËûÁ½¸öÎļþÏêϸµÄÓÃ;ºÜ¶àÈ˶¼²»Ì«Á˽⡣
sqlnet.ora ÓÃÔÚoracle client¶Ë£¬ÓÃÓÚÅäÖÃÁ¬½Ó·þÎñ¶ËoracleµÄÏà¹Ø²ÎÊý.
tnsnames.ora ÓÃÔÚoracle
client¶Ë£¬Óû§ÅäÖÃÁ¬½ÓÊý¾Ý¿âµÄ±ðÃû²ÎÊý,¾ÍÏñÏµÍ³Ö ......
ôßÉÏͨ¹ýÔ¤±àÒë²ûÊöµÀ¹²Ïí³Ø×îºóµ½SGA£¬ÕâÀï½øÒ»²½ËµÃ÷Ò»ÏÂSGAÖÐÁíÒ»¸ö´ó¿é£¬Êý¾Ý»º³åÇø£¬Ð¯´øÌá¼°Ò»µãÊý¾ÝÎļþºÍ±í¿Õ¼ä£¬ºóÐøרÃÅ»á˵Ã÷Õâ¿é¡£
Ê×ÏÈÁ˽âÏÂSGAÖÖ´óÖÂÓÐÄÇЩ¶«Î÷£¬ÕâЩ¶«Î÷Ëæ×ÅÊý¾Ý¿â°æ±¾µÄÔö¼Ó»áÓÐËùÔö¼Ó£¬²»¹ý´óÖÂÉÏÓ¦¸ÃÒ»Ö£¬ÕâÒ²ÊÇ»ù±¾ËùÓеÄÌåϵ½á¹¹¶¼»áÃèÊöµÄ¶«Î÷£º
ÔÚÈÏʶÊý¾Ý»º³åÇøÇ°£¬ÏȼÇס¼¸¸ö³ ......
°ì·¨Ò»
select * from V$NLS_PARAMETERS
$conn = oci_connect('scott', 'donkey', 'demo', 'zhs16gbk');
while ($dat = oci_fetch_row($cur)) {
print_r(iconv('gb2312', 'utf-8', $dat[0])); //$nickname = mb_convert_encoding($dat[0], 'utf-8', 'gbk');&n ......
Oracle³£Ó÷ÖÎöº¯Êý
ROW_NUMBER
·µ»ØÓÐÐò×éÖÐÒ»ÐеÄÆ«ÒÆÁ¿£¬´Ó¶ø¿ÉÓÃÓÚ°´Ìض¨±ê×¼ÅÅÐòµÄÐкÅ
row_number() over(partition by ... order by ...)
RANK
¸ù¾ÝORDER BY×Ó¾äÖбí´ïʽµÄÖµ£¬´Ó²éѯ·µ»ØµÄÿһÐУ¬¼ÆËãËüÃÇÓëÆäËüÐеÄÏà¶ÔλÖá£×éÄÚµÄÊý¾Ý°´ORDER BY×Ó¾äÅÅÐò£¬È»ºó¸øÿһÐи³Ò»¸öºÅ£¬´Ó¶øÐγÉÒ»¸öÐòÁУ¬¸ÃÐòÁ ......