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Re: alter table xxx set unlogged take long time - Mailing list pgsql-performance

From Tom Lane
Subject Re: alter table xxx set unlogged take long time
Date
Msg-id 2240967.1658839372@sss.pgh.pa.us
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In response to RE: alter table xxx set unlogged take long time  ("James Pang (chaolpan)" <chaolpan@cisco.com>)
Responses RE: alter table xxx set unlogged take long time  ("James Pang (chaolpan)" <chaolpan@cisco.com>)
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"James Pang (chaolpan)" <chaolpan@cisco.com> writes:
> How to make it fast ?  These are our steps about copy large data from Oracle to Postgres
>   1.  Create table in Postgres  2. Extract data from Oracle to CSV  3. Alter table set xxx unlogged,   4. Run copy
commandinto Postgres db  5. Alter table set xxx logged  6. Create index … 

The easy answer is to skip steps 3 and 5.

            regards, tom lane

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