Hello Guys, I am using the query bellow to check the usage of tablespaces in my oracle DBs: select t.tablespace_name, t.size_mb, f.free_mb, round((f.free_mb*100)/t.size_mb,2) percent_free from (select tablespace_name, round(sum(bytes)/1024/1024,2) size_mb from dba_data_files...
系统变量(Oracle 模式) 常见隐藏配置项 系统变量(MySQL 模式) 系统变量概述 系统变量总览 auto_increment_cache_size auto_increment_increment auto_increment_offset autocommit binlog_row_image block_encryption_mode character_set_client character_set_connection character_set_database character_set_filesystem char...
ORA-12801错误是Oracle数据库中的一个并行查询错误,其完整错误信息通常为:“ORA-12801: error signaled in parallel query server Pxxx”。这个错误表明在并行查询执行过程中,某个并行查询服务器(Parallel Query Server)遇到了问题,并向查询协调器(Query Coordinator)发送了错误信号。ORA-12801错误本身是一个包装错误,...
How to get tablespace quota details of an user in oracle How to monitor parallel queries in oracle db Find pending distributed pending transactions in oracle How to find execution history of an sql_id Script to get cpu usage and wait event information in oracle database How to find cpu and ...
The expression to be aggregated can be any Oracle Materialized Views & Query Rewrite Page 8 SQL value expression that does not contain a subquery or nested aggregate function. The materialized view can have its own storage specification so that you can specify in which tablespace it is to be ...
Oracle Database - Enterprise Edition - Version 10.1.0.2 to 11.2.0.3 [Release 10.1 to 11.2]: Resize Does Not Work Although Query Shows Free Space Available ORA-03297
Connect to Oracle Database as a local user. Log in to SQL*Plus as the SYS user, connecting as SYSDBA: Copy conn sys/password as sysdba Copy CREATE TABLESPACE tbs1 DATAFILE 'tbs5.dbf' SIZE 20G AUTOEXTEND ON EXTENT MANAGEMENT LOCAL SEGMENT SPACE MANAGEMENT AUTO; Copy SET ECHO ON SET FEED...
《OracleEXP工具QUERY参数使用方法和限制条件》 摘要：日常工作中我们经常使用EXP/IMP工具进行数据归档、数据迁移、数据库升级、备份数据库、回收碎片等工作。Exp导出的dump文件是一个二进制文件，不可手工编辑，因为会破坏数据。如果单论速度讲IMP要比EXP快些，这也表明了我们在迁移数据时压力一般在EXP这边。 经典...
Oracle (any version) org.hibernate.dialect.OracleDialect Oracle 9i/10g org.hibernate.dialect.Oracle9Dialect Sybase org.hibernate.dialect.SybaseDialect Sybase Anywhere org.hibernate.dialect.SybaseAnywhereDialect Microsoft SQL Server org.hibernate.dialect.SQLServerDialect ...
Oracle限制那些通过JDBC驱动传输的字节数组的数目. 如果你希望使用二进值 (binary)或可序列化的 (serializable)类型的大对象, 你应该开启hibernate.jdbc.use_streams_for_binary属性.这是系统级属性. 3.4.4. 二级缓存与查询缓存 以hibernate.cache为前缀的属性允许你在Hibernate中,使用进程或群集范围内的二级缓存系统....