... StandardPackages 3-46 Oracle8 : Database Administration .Lesson 3: Managing an Oracle Instance 4-8 Oracle8 : Database Administration .Lesson 4: Creating a Database 4-6Copyright Oracle Corporation, ... the Oracle directory for each of the databaseson the system. In the example, the databases are named dba01 and db01. 4-16 Oracle8 : Database Administration .Lesson 4: Creating a Database Oracle ... environmentvariables:ã ORACLE_ HOMEã ORACLE_ SIDã ORACLE_ BASEã ORA_NLS33ãPATH 4-6 Oracle8 : Database Administration .Lesson 4: Creating a Database Planning File LocationPlan how to protect the database, ...
... ALTER DATABASE ã The database must be mounted.ã The target data file must exist.ALTER DATABASE RENAME FILE‘/DISK1/system01.dbf’ TO‘/DISK2/system01.dbf’; Example Oracle8 : DatabaseAdministration ... TablespacesSummary8-23Copyright Oracle Corporation, 1998. All rights reserved.Summaryã Understanding the logical database structureã Administering tablespaces Oracle8 : DatabaseAdministration 8-25 ... down the database. 2 Use an operating system command to move the files.3 Mount the database. 4 Execute the ALTER DATABASE RENAME FILE command.5 Open the database. 8-15Copyright Oracle Corporation,...
... iscoalesced by the Oracle server when necessary.9-12Copyright Oracle Corporation, 1998. All rights reserved. Database Block ContentsHeaderFree spaceData Oracle8 : DatabaseAdministration 9-27 ... Oracle8 : Database Administration .Lesson 9: Storage Structure and RelationshipsUsing Block Space Utilization Parameters9-11Copyright Oracle Corporation, 1998. All rights reserved. Database ... TABLESPACE_NAME– RELATIVE_FNO– FILE_ID– BLOCK_ID– BLOCKS 10-12 Oracle8 : Database Administration .Lesson 10: Managing Rollback SegmentsThe Oracle server guarantees that a statement sees data from...
... locate any row within a database. 12-4 Oracle8 : Database Administration .Lesson 12: Managing TablesOverviewThere are several methods for storing user data in an Oracle database. Thedata can ... ofthe row.12-4Copyright Oracle Corporation, 1998. All rights reserved.Structure of a Row Database blockRow headerColumn lengthColumn value Oracle8 : DatabaseAdministration 10-27 .Obtaining ... whether the transaction needs to bekilled, and take the necessary action. Oracle8 : DatabaseAdministration 12-11 . Oracle Data TypesROWID Data TypeROWID is a pseudo-column that can be queried...
... 4Used blockHigh Water MarkAfter insertsAfter deletes Oracle8 : DatabaseAdministration 12-13 . Oracle Data TypesEarlier versions of Oracle used the restricted ROWID format. A restrictedROWID ... is made in the course Oracle8 : Performance Tuning.ã Some methods that can be used to reorganize a table are discussed in thelesson “Loading and Reorganizing Data.” 12-26 Oracle8 : Database Administration ... selected.12-25Copyright Oracle Corporation, 1998. All rights reserved.DBA_EXTENTSã OWNERã SEGMENT_NAMEã EXTENT_IDã FILE_IDã BLOCK_IDã BLOCKSRetrieving Extent Information 12-30 Oracle8 : Database Administration ...