How To View the Data Files in the Current Database

Q

How To View the Data Files in the Current Database? - Oracle DBA FAQ - Managing Oracle Tablespaces and Data Files

✍: FYIcenter.com

A

If you want to get a list of all tablespaces used in the current database instance, you can use the DBA_TABLESPACES view as shown in the following SQL script example:

SQL> connect SYSTEM/fyicenter
Connected.

SQL> col tablespace_name format a16;
SQL> col file_name format a36;
SQL> SELECT TABLESPACE_NAME, FILE_NAME, BYTES
  2  FROM DBA_DATA_FILES;
TABLESPACE_NAME FILE_NAME                           BYTES
--------------- ------------------------------- ---------
USERS           \ORACLEXE\ORADATA\XE\USERS.DBF  104857600
SYSAUX          \ORACLEXE\ORADATA\XE\SYSAUX.DBF 461373440
UNDO            \ORACLEXE\ORADATA\XE\UNDO.DBF    94371840
SYSTEM          \ORACLEXE\ORADATA\XE\SYSTEM.DBF 356515840

2007-05-03, 5003👍, 0💬

How To View the Tablespaces in the Current Database
How To View the Tablespaces in the Current Database? - Oracle DBA FAQ - Managing Oracle Tablespaces and Data Files If you want to get a list of all tablespaces used in the current database instance, you can use the DBA_TABLESPACES view as shown in the following SQL script example: SQL> connect SYSTE... 2007-05-03, 5155👍, 0💬

What Happens to the Data Files If a Tablespace Is Dropped
What Happens to the Data Files If a Tablespace Is Dropped? - Oracle DBA FAQ - Managing Oracle Tablespaces and Data Files If a tablespace is dropped, what happens to its data files? By default, data files will remain in OS file system, even if the tablespace they are mapped is dropped. Of course, you... 2007-05-03, 5112👍, 0💬

What Is an Oracle Data File
What Is an Oracle Data File? - Oracle DBA FAQ - Managing Oracle Tablespaces and Data Files An Oracle data file is a big unit of physical storage in the OS file system. One or many Oracle data files are organized together to provide physical storage to a single Oracle tablespace. 2007-05-04, 5064👍, 0💬

How To Rename a Tablespace
How To Rename a Tablespace? - Oracle DBA FAQ - Managing Oracle Tablespaces and Data Files You can easily rename a tablespace by using the ALTER TABLESPACE ... RENAME TO statement as shown in the example below: SQL> CREATE TABLESPACE my_space 2 DATAFILE '/temp/my_space.dbf' SIZE 10M; Tablespace creat... 2007-05-03, 5026👍, 0💬

How To View the Data Files in the Current Database
How To View the Data Files in the Current Database? - Oracle DBA FAQ - Managing Oracle Tablespaces and Data Files If you want to get a list of all tablespaces used in the current database instance, you can use the DBA_TABLESPACES view as shown in the following SQL script example: SQL> connect SYSTEM... 2007-05-03, 5004👍, 0💬

How To Create a New Tablespace
How To Create a New Tablespace? - Oracle DBA FAQ - Managing Oracle Tablespaces and Data Files If you want a new dataspace, you can use the CREATE TABLESPACE ... DATAFILE statement as shown in the following script: SQL> CREATE TABLESPACE my_space 2 DATAFILE '/temp/my_space.dbf' SIZE 10M; Tablespace c... 2007-05-03, 5001👍, 0💬

How a Tablespace Is Related to Data Files
How a Tablespace Is Related to Data Files? - Oracle DBA FAQ - Managing Oracle Tablespaces and Data Files Each tablespace in an Oracle database consists of one or more files called datafiles, which are physical structures that conform to the operating system in which Oracle is running. 2007-05-03, 4996👍, 0💬

How a Database Is Related to Tablespaces
How a Database Is Related to Tablespaces? - Oracle DBA FAQ - Managing Oracle Tablespaces and Data Files A database's data is collectively stored in the datafiles that constitute each tablespace of the database. For example, the simplest Oracle database would have one tablespace and one datafile. Ano... 2007-05-03, 4951👍, 0💬

How To Drop a Tablespace
How To Drop a Tablespace? - Oracle DBA FAQ - Managing Oracle Tablespaces and Data Files If you have an existing tablespace and you don't want it anymore. You can delete a tablespace by using the DROP TABLESPACE statement as shown in the example below: SQL> CREATE TABLESPACE my_space 2 DATAFILE '/tem... 2007-05-03, 4930👍, 0💬

All rights in the contents of this web site are reserved by the individual author. fyicenter.com does not guarantee the truthfulness, accuracy, or reliability of any contents.