SELECT DISTINCT(TABLESPACE_NAME) FROM ALL_TABLES; SELECT COUNT(*) FROM ALL_TABLES where TABLESPACE_NAME='XX'; COUNT(*) ---------- SELECT DISTINCT(OWNER) FROM ALL_VIEWS; SELECT COUNT(*) FROM ALL_VIEWS WHERE OWNER='XX'; COUNT(*) ---------- SELECT DISTI…

Is there any way in which I can clean a database in SQl Server 2005 by dropping all the tables and deleting stored procedures, triggers, constraints and all the dependencies in one SQL statement? REASON FOR REQUEST: I want to have a DB script for cle…

有时候给一些普通用户授予查询系统对象(例如dynamic performance views)权限时会遇到"ORA-02030: can only select from fixed tables/views",如下所示: SQL> grant select on v$session to test; grant select on v$session to test                 * ERROR at line 1: ORA-02030: can only s…

Oracle:ORA-01219:database not open:queries allowed on fixed tables/views only 问: 解决 ORA-01219:database not open:queries allowed on fixed tables/views only 需要几步? 答: 4 步 第一步:打开 SQL Plus 连接数据库: 第二步:尝试执行: alter database open; 肯定没这么简单,查看报错,拷贝报错文件地址. 第三步:干…

java中用activiti插件连接mysql数据库,出现错误: org.activiti.engine.ActivitiException: couldn't check if tables are already present using metadata: ### Error getting a new connection. Cause: java.sql.SQLException: The server time zone value '�й���׼ʱ��' is unrecogni…

Simple step for EMC NW & NMM (1) disable WINDOWS UAC (reboot)(2) SET windows domain user AS sysadmin(3) modify hosts(4) install software (NW , NMM) (reboot)(5) CONFIG NWDROP VIEW [partition_show]GO SET ANSI_NULLS ONGO SET QUOTED_IDENTIFIER ONGO CREAT…

select TABLE_NAME,NUM_ROWS from all_tables where OWNER='xx' order by NUM_ROWS desc;…

http://www.ibm.com/support/knowledgecenter/SSEPEK_10.0.0/com.ibm.db2z10.doc.sqlref/src/tpc/db2z_catalogtablesintro.html Table space Table Indexes (Type1 ) Description SYSALTER SYSOBDS DSNDOB01 (N) DSNDOB02 (N) Contains one row for each table space or…

约束 注释 你可以给你的 SQL 语句添加注释来增加可读性和可维护性. SQL 语句中注释的分隔如下: l  双连字符“--”.所有在双连字符之后直到行尾的内容都被 SQL 解析器认为是注释. l  “/*”和“*/”.这种类型的注释用来注释多行内容.所有在引号符“/*”和关闭符“*/”之间 的文字都会被 SQL 解析器忽略. 标识符 标识符用来表示 SQL 语句中的名字,包括表名.视图名.同义字.列名.索引名.函数名.存储过程名.用户名.角色名等等.有两种类型的标识符:未分隔标识符和分隔标识符…

oracle 常用sql语句 1.查看表空间的名称及大小 select t.tablespace_name, round(sum(bytes/(1024*1024)),0) ts_sizefrom dba_tablespaces t, dba_data_files dwhere t.tablespace_name = d.tablespace_namegroup by t.tablespace_name;2.查看表空间物理文件的名称及大小select tablespace_name, file_…