You executed the following command to create a tablespace called SALES_DATA:SQL> CREATE TABLESPACE sales_data DATAFILE SIZE 100MSEGMENT SPACE MANAGEME ...
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其他好文 时间:
2017-12-14 14:52:58
阅读次数:
114
View the Exhibit. You want to create a tablespace to contain objects with block size 16 KB. But while configuring thestorage you find that the block s ...
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其他好文 时间:
2017-12-14 14:01:41
阅读次数:
164
1、查看所有表空间大小、剩余量: select dbf.tablespace_name,dbf.totalspace "总量(M)",dbf.totalblocks as 总块数,dfs.freespace "剩余总量(M)",dfs.freeblocks "剩余块数",(dfs.freespace ...
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数据库 时间:
2017-12-10 16:58:04
阅读次数:
252
View the Exhibit and examine the undo tablespace attributes. Your database instance is experiencing a large volume of transactions from non-DBA users ...
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其他好文 时间:
2017-12-05 14:55:57
阅读次数:
100
1、查询表空间,及表空间的大小 SELECT t.tablespace_name, round(SUM(bytes / (1024 * 1024)), 0) ts_size FROM dba_tablespaces t, dba_data_files d WHERE t.tablespace_nam ...
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数据库 时间:
2017-12-02 12:59:53
阅读次数:
308
本章节继续介绍:impdp+dblink技术,特性是节省硬盘空间,减少传输时间。 1.试验以HR用户为测试 1)查看主机下HR用户下的信息(实际用户以数据库中用户为准) select USERNAME,DEFAULT_TABLESPACE from dba_users where USERNAME ... ...
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数据库 时间:
2017-11-24 19:02:52
阅读次数:
204
--查看表空间下的表 select t.TABLE_NAME,T.TABLESPACE_NAME from dba_tables t where t.TABLESPACE_NAME = '${spacename}' and owner = '${owner}'; --查看表空间下的索引 select ...
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数据库 时间:
2017-11-22 00:00:51
阅读次数:
215
Your database is running in ARCHIVELOG mode. You are performing a user-managed backup of the DATA1 tablespace. You place the DATA1 tablespace in backu ...
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其他好文 时间:
2017-11-16 18:32:16
阅读次数:
112
To accomplish user-managed backup for the USERS tablespace, you issued the following command to put the database in backup mode:SQL> ALTER TABLESPACE ...
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其他好文 时间:
2017-11-15 17:03:19
阅读次数:
209
删除表空间,文件还在! 删除文件,用户还在! 都删除必须使用下面的! drop tablespace 空间名 including contents and datafiles cascade constraint drop user 用户名 cascade ...
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数据库 时间:
2017-11-14 22:27:34
阅读次数:
317