add oper of ogg
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My operate logs.md
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My operate logs.md
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### My operate logs
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time: 2024-12-10 20:06
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___
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+ change ext1
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```shell
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dblogin userid ggs_user, password dreamking123
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alter extract ext1, database, begin timestamp '2024-12-10 18:00:00'
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```
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+ add extract file
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```shell
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add extract ext1, tranlog, begin now
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ADD EXTTRAIL ./dirdat/et, EXTRACT EXT1
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```
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+ define a directory
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```shell
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Directory created.
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26:
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SQL> DROP DIRECTORY DATA_PUMP_DIR;
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SQL> create directory DATA_PUMP_DIR as '/mnt/ogg';
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24:
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SQL> DROP DIRECTORY DATA_PUMP_DIR;
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SQL> CREATE DIRECTORY DATA_PUMP_DIR AS '/data/oracle/ogg/dirdat';
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CREATE DIRECTORY NEW_DATA_PUMP_DIR AS '/data/oracle/ogg/dirdat';
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```
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+ trans database by schema
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```shell
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expdp ggs_user/dreamking123 directory=DATA_PUMP_DIR dumpfile=laozhao_export.dmp schemas=laozhao
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expdp ggs_user/dreamking123 directory=DATA_PUMP_DIR dumpfile=laozhao_export.dmp schemas=laozhao logfile=laozhao_export.log
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impdp ggs_user/dreamking123 directory=DATA_PUMP_DIR dumpfile=laozhao_export.dmp
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impdp ggs_user/dreamking123 directory=DATA_PUMP_DIR dumpfile=laozhao_export.dmp logfile=laozhao_import.log
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impdp ggs_user/dreamking123 directory=DATA_PUMP_DIR dumpfile=laozhao_export.dmp logfile=laozhao_import.log TABLE_EXISTS_ACTION=REPLACE
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```
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+ sysc scn
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```shell
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SQL> SELECT current_scn FROM v$database;
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CURRENT_SCN
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-----------
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2426704
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```
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+
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