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标题: 使用Navicat连接Oracle11gR2 [打印本页]

作者: admin    时间: 2019-10-26 10:12     标题: 使用Navicat连接Oracle11gR2

笺注:这是在 Oracle Linux6.9安装Oracle11gR2 的基础上进行的。 登录Oracle:(Oracle已启动时) [root@oracle ~]# su - oracle [oracle@oracle ~]$ sqlplus /nolog SQL*Plus: Release 11.2.0.1.0 Production on Mon Aug 12 06:49:09 2019 Copyright (c) 1982, 2009, Oracle. All rights reserved. SQL> conn /as sysdba; Connected. SQL> 查看数据库版本信息: SQL> SELECT version FROM product_component_version WHERE substr(product, 1, 6) = 'Oracle'; VERSION -------------------------------------------------------------------------------- 11.2.0.1.0 SQL> 查看实例名(SID): SQL> select instance_name from v$instance; INSTANCE_NAME -------------------------------- ORCL SQL> 查看服务器的主机名: SQL> select host_name from v$instance; HOST_NAME -------------------------------------------------------------------------------- oracle.zhuohua.store SQL> 查看用户表空间:(以下五个表空间是默认就存在的) SQL> select TABLESPACE_NAME from Dba_Tablespaces; TABLESPACE_NAME ------------------------------------------------------------ SYSTEM SYSAUX UNDOTBS1 TEMP USERS 5 rows selected. SQL> 创建表空间(zhuohua_ts): SQL> CREATE TABLESPACE zhuohua_ts DATAFILE '/db/app/oracle/oradata/orcl/zhuohua.dbf' SIZE 200M AUTOEXTEND ON EXTENT MANAGEMENT LOCAL SEGMENT SPACE MANAGEMENT AUTO; Tablespace created. SQL> 再次查看用户表空间: SQL> select TABLESPACE_NAME from Dba_Tablespaces; TABLESPACE_NAME ------------------------------------------------------------ SYSTEM SYSAUX UNDOTBS1 TEMP USERS ZHUOHUA_TS 6 rows selected. SQL> 查看用户表空间的物理文件的存放位置: SQL> select name from v$datafile; NAME -------------------------------------------------------------------------------- /db/app/oracle/oradata/orcl/system01.dbf /db/app/oracle/oradata/orcl/sysaux01.dbf /db/app/oracle/oradata/orcl/undotbs01.dbf /db/app/oracle/oradata/orcl/users01.dbf /db/app/oracle/oradata/orcl/zhuohua.dbf SQL> 查看所有表空间的物理文件名称及各自的大小:(单位为MB) SQL> SELECT tablespace_name,file_id,file_name,round(bytes / (1024 * 1024), 0) total_space FROM dba_data_files ORDER BY tablespace_name; TABLESPACE_NAME FILE_ID ------------------------------------------------------------ ---------- FILE_NAME -------------------------------------------------------------------------------- TOTAL_SPACE ----------- SYSAUX 2 /db/app/oracle/oradata/orcl/sysaux01.dbf 480 SYSTEM 1 /db/app/oracle/oradata/orcl/system01.dbf 670 TABLESPACE_NAME FILE_ID ------------------------------------------------------------ ---------- FILE_NAME -------------------------------------------------------------------------------- TOTAL_SPACE ----------- UNDOTBS1 3 /db/app/oracle/oradata/orcl/undotbs01.dbf 75 USERS 4 /db/app/oracle/oradata/orcl/users01.dbf TABLESPACE_NAME FILE_ID ------------------------------------------------------------ ---------- FILE_NAME -------------------------------------------------------------------------------- TOTAL_SPACE ----------- 5 ZHUOHUA_TS 5 /db/app/oracle/oradata/orcl/zhuohua.dbf 200 SQL> ############# ############# 创建数据库用户(happy),密码(mima),并指明此用户的默认表空间(zhuohua_ts): SQL> create user happy identified by mima default tablespace zhuohua_ts; User created. SQL> 给数据库用户(happy)进行赋权: SQL> grant connect, resource,dba to happy; Grant succeeded. SQL> 查看当前用户: SQL> show user; USER is "SYS" SQL> 切换用户: SQL> connect happy/mima; Connected. SQL> SQL> show user; USER is "HAPPY" SQL> 查看当前用户所拥有的权限: SQL> select * from user_sys_privs; USERNAME ------------------------------------------------------------ PRIVILEGE -------------------------------------------------------------------------------- ADMIN_ ------ HAPPY UNLIMITED TABLESPACE NO SQL> 查看数据库用户happy所拥有的权限:(用户名要大写才行) SQL> select * from dba_sys_privs where grantee='HAPPY'; GRANTEE ------------------------------------------------------------ PRIVILEGE -------------------------------------------------------------------------------- ADMIN_ ------ HAPPY UNLIMITED TABLESPACE NO SQL> 使用当前用户创建表:(表名、字段名中的英文字母最好都是大写) SQL> Create table T1(ID int,NAME varchar2(10)); Table created. SQL> SQL> Create table TABLE2(ID int,NAME varchar2(20)); Table created. SQL> 查看当前用户所拥有的表: SQL> Select t.table_name from user_tables t; TABLE_NAME ------------------------------------------------------------ TABLE2 T1 SQL> 查看表T1的表结构:(查询时,表名不区分英文字母大小写) 图片1.png 查看表TABLE2的表结构:(查询时,表名不区分英文字母大小写) 图片2.png 删除表TABLE2: SQL> drop table TABLE2; Table dropped. SQL> SQL> Select t.table_name from user_tables t; TABLE_NAME ------------------------------------------------------------ T1 SQL> 确保服务器的防火墙打开了TCP 1521端口: [root@oracle ~]# cat /etc/sysconfig/iptables # Generated by iptables-save v1.4.7 on Mon Aug 12 08:15:17 2019 *filter :INPUT ACCEPT [2:132] :FORWARD ACCEPT [0:0] :OUTPUT ACCEPT [2:232] -A INPUT -p tcp -m tcp --dport 1521 -j ACCEPT COMMIT # Completed on Mon Aug 12 08:15:17 2019 [root@oracle ~]# ############# ############# Windows客户端使用Navicat连接Oracle11gR2: 图片3.png 数据库用户为happy,实例名(SID)为ORCL 图片4.png 可以看到前面创建的表: 图片5.png 设计表: 图片6.png 表字段: 图片7.png 表空间: 图片8.png 设置主键: 图片9.png 记得保存: 图片10.png 添加栏位:(即添加字段) 图片11.png 记得保存: 图片12.png 保存后的效果: 图片13.png 新建查询: 图片14.png 往表T1一次性插入多条记录: INSERT into t1 values (1,'小明','广东省,guangzhou'); INSERT into T1 values (2,'小李','广东省,foshan'); INSERT into T1 values (3,'Zhuohua','四川省,chengdu'); 图片15.png 查询记录:(查询时,表名、字段名不区分英文字母大小写) SELECT * from t1; 图片16.png 查询记录:(查询时,表名、字段名不区分英文字母大小写) SELECT * from T1 ORDER BY id; 图片17.png 查询记录:(查询时,表名、字段名不区分英文字母大小写) SELECT * from t1 ORDER BY id DESC; 图片18.png 查询记录:(查询时,表名、字段名不区分英文字母大小写) SELECT * from T1 WHERE name = '小明'; 图片19.png 查询记录:(查询时,表名、字段名不区分英文字母大小写) SELECT * from T1 WHERE Name = '小明'; 图片20.png 查询记录:(查询时,关键字区分英文字母大小写) SELECT * from T1 WHERE name = 'zhuohua'; 图片21.png 查询记录:(查询时,关键字区分英文字母大小写) SELECT * from T1 WHERE name = 'Zhuohua'; 图片22.png 查询记录:(使用模糊查询) SELECT * from T1 WHERE name LIKE 'Zhuo%'; 图片23.png 查询记录:(使用模糊查询) SELECT * from T1 WHERE ADDRESS LIKE '广东省%'; 图片24.png 查询记录:(使用模糊查询) SELECT * from T1 WHERE ADDRESS LIKE '%du'; 图片25.png ############# ############# 使用Shell脚本执行Oracle的SQL语句: 例子一: 输出数据库版本信息: [root@oracle ~]# cat /script/xx.sh #!/bin/bash sqlplus -S "/as sysdba" <SELECT version FROM product_component_version WHERE substr(product, 1, 6) = 'Oracle'; exit EOF [root@oracle ~]# 设置脚本权限: [root@oracle ~]# chmod a+x /script/xx.sh [root@oracle ~]# ll /script/xx.sh -rwxr-xr-x 1 root root 161 Aug 12 09:56 /script/xx.sh [root@oracle ~]# 使用系统用户oracle运行脚本: [root@oracle ~]# su - oracle [oracle@oracle ~]$ [oracle@oracle ~]$ bash /script/xx.sh 11.2.0.1.0 [oracle@oracle ~]$ 例子二: 输出数据库编码: [root@oracle ~]# cat /script/xx.sh #!/bin/bash sqlplus -S "/as sysdba" <select userenv('language') from dual; exit EOF [root@oracle ~]# 使用系统用户oracle运行脚本: [root@oracle ~]# su - oracle [oracle@oracle ~]$ [oracle@oracle ~]$ bash /script/xx.sh |tail -1 AMERICAN_AMERICA.AL32UTF8 [oracle@oracle ~]$ 例子三: 输出SQL语句执行后的返回值: [root@oracle ~]# cat /script/xx.sh #!/bin/bash sqlplus -S "happy/mima@192.168.168.163:1521/orcl" <SELECT NAME from T1 WHERE ADDRESS LIKE '%du'; exit EOF [root@oracle ~]# 使用系统用户oracle运行脚本: [root@oracle ~]# su - oracle [oracle@oracle ~]$ [oracle@oracle ~]$ bash /script/xx.sh |tail -1 Zhuohua [oracle@oracle ~]$ 例子四: 获取SQL语句执行后的返回值: [root@oracle ~]# cat /script/xx.sh #!/bin/bash sqlplus -S "happy/mima@192.168.168.163:1521/ORCL" <SELECT ID from T1 WHERE NAME = 'Zhuohua'; exit EOF 使用系统用户oracle运行脚本: [root@oracle ~]# su - oracle [oracle@oracle ~]$ [oracle@oracle ~]$ bash /script/xx.sh |tail -1 3 [oracle@oracle ~]$ [oracle@oracle ~]$ Result_1=`bash /script/xx.sh |tail -1` [oracle@oracle ~]$ [oracle@oracle ~]$ echo $Result_1 3 [oracle@oracle ~]$ ############# ############# 修改数据库用户happy的密码: SQL> show user; USER is "SYS" SQL> SQL> alter user happy identified by new_mima; User altered. SQL> 数据库用户happy使用旧密码已经无法登录: SQL> connect happy/mima; ERROR: ORA-01017: invalid username/password; logon denied Warning: You are no longer connected to ORACLE. SQL> 数据库用户happy使用新密码可以正常登录: SQL> connect happy/new_mima; Connected. SQL> SQL> show user; USER is "HAPPY" SQL> ############# ############# 删除数据库用户happy: SQL> show user; USER is "HAPPY" SQL> SQL> drop user happy cascade; drop user happy cascade * ERROR at line 1: ORA-01940: cannot drop a user that is currently connected SQL> 要先切换用户为管理员:(客户端也要把数据库用户happy退出) SQL> conn /as sysdba; Connected. SQL> SQL> show user; USER is "SYS" SQL> 成功删除数据库用户happy: SQL> drop user happy cascade; User dropped. SQL> SQL> select * from dba_sys_privs where grantee='HAPPY'; no rows selected SQL> 相关文章: Oracle11gR2恢复已删除或更改的数据 Oracle11gR2的备份与还原 Zabbix调用Python3脚本监控Linux下的Oracle(一) Zabbix调用Python3脚本监控Linux下的Oracle(二) CentOS8_在Docker中安装Oracle19c Oracle的SQL语句 Python3脚本管理Oracle11gR2 Win7使用Python3脚本远程管理Oracle11gR2 CentOS8使用Python3脚本远程管理Oracle11gR2 使用Navicat远程管理MySQL

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