#if your database isn’t in archivelog mode,you must specify ALTER DATAFILE ... OFFLINE FOR DROP when taking a data file offline.When you use the OFFLINE FOR DROP clause, no checkpiont is taken on the data file, this means you need to perform media recovery on the data file before bringing it online.3 SQL> recovery datafile 4;
13. renaming or relocating a
Data replication between Oracle databases-the COPY command in SQLPlus can replicate data between different Oracle databases and replicate data in the same database, its performance is the same as that of import/export. Schematic diagram: According to 9i, the Copy command wil
:@10.19.100.19:1521/aegisdb src_db_user=aegisdbsrc_db_password=123456 target_db_url=jdbc :p Ostgresql://localhost:5432/aegistarget_db_user=postgrestarget_db_password= 123456The configuration file uses JDBC to configure the connection string for the target library (PG) and Source Library (Oracle), where Oracle is a PDB for 12c, so the service name cannot be used
Oracle Data Warehouse creation tutorial. How to create a data warehouse, create an example, think of graduation design requirements, recently began Oracle's Warehouse modeling practice, detailed records of the graphical interface Oracle database 12C
; # withBigfile Tablespace,you has theoption ofUsing theALTERTablespace statement toResize the datafile. This works because onlyOne datafilecan be associated withA bigfile tablespace.11.to add space to a temporary tablespace1Sql> SelectName,bytes fromV$tempfile; #first Query the V$tempfileView toVerify the CurrentSize andLocation of Temporarydata files.2Sql> Alter DatabaseTempfile ' u01/temp01.dbf ' resize 500m;3Sql> AlterTablespaceTemp AddTempfile ' u01/TEMP02.BDF ' size 5000m;12.toggling
Tags: des http io using ar strong data Art spThe copy command enables the replication of data between different Oracle databases and enables data replication of the same database with the same performance and import/export.According to the 9i document, the Copy command will not be supported in the future, but in fact,
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