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摘要: 1.安装python3.5可能使用的依赖yum install openssl-devel bzip2-devel expat-devel gdbm-devel readline-devel sqlite-develyum install gcc 2.到python官网找到下载路径, 用wget下载 阅读全文
posted @ 2021-06-21 16:00 slnngk 阅读(593) 评论(0) 推荐(0)
摘要: 创建数据字典视图SQL> @?/rdbms/admin/catalog.sql如下:@/u01/app/oracle/product/12.2.0.1/db_1/rdbms/admin/catalog.sql创建PL/SQL的软件包和过程SQL> @?/rdbms/admin/catproc.sql 阅读全文
posted @ 2021-06-16 09:18 slnngk 阅读(204) 评论(0) 推荐(0)
摘要: 环境情况源库:os:Centos 7db版本:12.2.0.1endianness格式: little 当前运行模式:单机目的库:os:Centos 7db版本:18.3.0.0endianness格式: little当前运行模式:单机(带dataguard,单机->2节点的rac)1.查看操作系统 阅读全文
posted @ 2021-06-15 16:50 slnngk 阅读(350) 评论(0) 推荐(0)
摘要: CREATE PROCEDURE `sp_optimize_table`() BEGIN declare l_delete_date varchar(16); declare l_state_date varchar(16); declare l_dutyno int; declare l_row_ 阅读全文
posted @ 2021-06-10 08:45 slnngk 阅读(441) 评论(0) 推荐(0)
摘要: OS:Centos 7DB:18.3.0.0 1.在其中一个节点上执行如下命令(当前数据库是在open模式,数据库在关闭模式下也可以删除)[oracle@rac01 ~]$ dbca -silent -deleteDatabase -sourceDB slnngkEnter SYS user pas 阅读全文
posted @ 2021-06-09 10:20 slnngk 阅读(562) 评论(0) 推荐(0)
摘要: SQL> startup mount ORACLE instance started. Total System Global Area 2466249080 bytesFixed Size 8898936 bytesVariable Size 671088640 bytesDatabase Buf 阅读全文
posted @ 2021-06-08 17:38 slnngk 阅读(420) 评论(0) 推荐(0)
摘要: 环境:主库:2节点RAC备库:1单节点数据库版本:18.3.0.01.配置静态监听在主库的2个节点上的配置文件添加相应的对应项(grid用户下) 节点1vi /u01/grid/grid_home/18.0.0/network/admin/listener.ora [grid@rac01 admin 阅读全文
posted @ 2021-06-08 16:34 slnngk 阅读(140) 评论(0) 推荐(0)
摘要: 2021-06-06T23:44:38.735686-04:00Errors in file /u01/oracle/app/diag/rdbms/slnngk/slnngk1/trace/slnngk1_j000_972.trc:ORA-12012: error on auto execute o 阅读全文
posted @ 2021-06-07 13:37 slnngk 阅读(346) 评论(0) 推荐(0)
摘要: python 2.7环境 [root@localhost send_wrong_sql]# more send_fujin01.py #!/usr/bin/env python # -*- coding: UTF-8 -*- import smtplib from email.mime.multip 阅读全文
posted @ 2021-06-04 10:35 slnngk 阅读(45) 评论(0) 推荐(0)
摘要: 环境: OS:Centos 7 DB:18C 1.当前数据库以及在应用日志模式SQL> show pdbs; CON_ID CON_NAME OPEN MODE RESTRICTED 2 PDB$SEED READ ONLY NO 3 PDB1 READ ONLY NO 4 PDB2 READ ON 阅读全文
posted @ 2021-06-01 10:14 slnngk 阅读(194) 评论(0) 推荐(0)
摘要: 环境: OS:Centos 7 redis版本:4.0.15 背景:原来是2个节点组成的3主3从的集群,现在想修改为3个节点组成的3组3从的集群原来的集群部署拓扑:192.168.56.111:7001192.168.56.111:7002192.168.56.111:7003 192.168.56 阅读全文
posted @ 2021-05-31 15:46 slnngk 阅读(1468) 评论(0) 推荐(0)
摘要: explain plan forselect/*+ full(t) */ count(1) from xpi_childinfo partition(xpchild01) t where t.cid is not null;set timing on;查看执行计划select * from tabl 阅读全文
posted @ 2021-05-31 08:42 slnngk 阅读(81) 评论(0) 推荐(0)
摘要: 我这里的是dataguard环境,我尝试将从库删除进行重新配置,下面是报错个解决办法: [oracle@18c_single ~]$ dbca -silent -deleteDatabase -sourceDB ora18c[FATAL] [DBT-10201] Delete database op 阅读全文
posted @ 2021-05-28 11:29 slnngk 阅读(398) 评论(0) 推荐(0)
摘要: 环境: DB:12C OS:Centos 7 1.数据库启动然后启动所有的pdb CREATE OR REPLACE NONEDITIONABLE TRIGGER open_all_pdbs AFTER STARTUP ON DATABASE BEGIN EXECUTE IMMEDIATE 'alt 阅读全文
posted @ 2021-05-28 09:05 slnngk 阅读(84) 评论(0) 推荐(0)
摘要: 1.进入到MGMT日志目录 [grid@rac01 rdbms]$ cd /u01/grid/grid_base/diag/rdbms[grid@rac01 rdbms]$ cd ./_mgmtdb必须使用./-MGMTDB 阅读全文
posted @ 2021-05-28 08:50 slnngk 阅读(212) 评论(0) 推荐(0)
摘要: 环境: 主库:2节点rac 从库:单节点 数据库版本:18C 1. Rac主库上通过克隆的方法创建 SQL> create pluggable database pdb6 from pdb1; Pluggable database created. SQL> show pdbs CON_ID CON 阅读全文
posted @ 2021-05-27 16:48 slnngk 阅读(338) 评论(0) 推荐(0)
摘要: 1.主库添加了pdbSQL> create pluggable database pdb5 admin user jiangt identified by "oracle"; Pluggable database created. SQL> alter pluggable database pdb5 阅读全文
posted @ 2021-05-27 14:31 slnngk 阅读(495) 评论(0) 推荐(0)
摘要: 环境: 主库:2 节点RAC 从库:单节点 db:18c 1.主库上新增了一个pdb SQL> show pdbs CON_ID CON_NAME OPEN MODE RESTRICTED 2 PDB$SEED READ ONLY NO 3 PDB1 READ WRITE NO 4 PDB2 REA 阅读全文
posted @ 2021-05-24 16:04 slnngk 阅读(233) 评论(0) 推荐(0)
摘要: 前提条件是要设置secure_file_priv,该参数是需要重启实例的 mysql> show variables like '%secure%';+ + +| Variable_name | Value |+ + +| require_secure_transport | OFF || secu 阅读全文
posted @ 2021-05-20 08:55 slnngk 阅读(293) 评论(0) 推荐(0)
摘要: 1.生成证书1.执行命令创建ca 执行:su - elasticsearch[elasticsearch@rac01 bin]$ cd /usr/local/services/elasticsearch/bin[elasticsearch@rac01 bin]$ ./elasticsearch-ce 阅读全文
posted @ 2021-05-19 11:41 slnngk 阅读(834) 评论(0) 推荐(0)
摘要: es7.12集群部署环境:192.168.56.111192.168.56.112192.168.56.113 基础安装 系统配置 每个机器上都要执行 系统参数配置 修改limits.conf配置文件 vi /etc/security/limits.conf root用户下添加如下2两项,然后退出使 阅读全文
posted @ 2021-05-18 14:37 slnngk 阅读(764) 评论(0) 推荐(0)
摘要: es集群部署环境:192.168.56.111192.168.56.112192.168.56.113 基础安装 系统修改配置 每个机器上都要执行 系统参数配置 修改limits.conf配置文件 vi /etc/security/limits.conf root用户下添加如下2两项,然后退出使用e 阅读全文
posted @ 2021-05-17 16:11 slnngk 阅读(759) 评论(0) 推荐(0)
摘要: centOS7环境下安装jdk1.81.首先下载jdk1.8 去官网下载jdk:http://www.oracle.com/technetwork/java/javase/downloads/jdk8-downloads-2133151.html 我这里下载的是 jdk-8u291-linux-x6 阅读全文
posted @ 2021-05-17 09:15 slnngk 阅读(423) 评论(0) 推荐(0)
摘要: set line 1000; set head offset echo offset feed offset heads offset pages 50000SET NEWPAGE NONEspool bb.txtSELECT A.FMONITORCODEFROM tb_test A WHERE A 阅读全文
posted @ 2021-05-16 23:21 slnngk 阅读(170) 评论(0) 推荐(0)
摘要: IM on ADG: End of Empty Journal Recovered data files to a consistent state at change 2066571stopping change tracking2021-05-14T06:09:07.839764-04:00Er 阅读全文
posted @ 2021-05-14 18:32 slnngk 阅读(117) 评论(0) 推荐(0)
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