id生成规则 oracle 共找到1823条结果

 /*表结构*/CREATETABLEly_md(bhVARCHAR2(20BYTE),mcVARCHAR2(20BYTE),pymVARCHAR2(10BYTE),f_bhVARCHAR2(20BY ...(2014-05-22 14:39:00)

 select(selectto_char(sysdate,'yyyyMMddHH24miss')fromdual)||lpad(用户.sequence名.nextval,10,'0')asidfro ...(2013-09-13 13:35:50)

insertintomydata.user(id,username)values(to_char(sysdate,'yyyymmddHH24mmss')||lpad(mydata.seq_user.n ...(2013-10-29 13:51:59)

在数据库中执行selectsys_guid()fromdual; ...(2014-04-04 00:06:11)

00sys_guid()生成32位id:例如酱紫DFF8F2B4CEFE4FADBC4A776E5A3698DDselectsys_guid()fromdual;select'4028815f56d5 ...(2017-11-01 13:52:10)

SQL>startupORA-27125:unabletocreatesharedmemorysegmentLinux-x86_64Error:1:Operationnotpermitted[o ...(2013-11-21 13:14:00)

[code="sql"]RAWTOHEX(SYS_GUID())[/code] ...(2011-09-08 15:56:08)

Xml代码 <?xml version="1.0" encoding="utf-8"?>  <!DOCTYPE hib ...(2014-11-20 13:35:00)

通过forupdate给ID表加一把锁,保证数据的一致性publicstaticLonggenSeqId(){LongnewId=0L;Stringsql="selectseq_valuefromse ...(2018-01-02 14:59:04)

[code="java"]@SequenceGenerator(name="SEQ_C_ALBUM",sequenceName="SEQ_C_ALBU ...(2010-01-09 15:57:33)