Alter table exchange_rate flashback archive rknleqt

Alter table exchange_rate flashback archive

14.11.2020

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Sep 3, 2019 update ex_rates set exchange_rate = 1 where to_currency_code = 'USD' and alter table ex_rates flashback archive change_history; Feb 18, 2011 command to enable Flashback Data Archive on the EXCHANGE_RATE table: ALTER TABLE exchange_rate FLASHBACK ARCHIVE;What is When a CREATE TABLE or ALTER TABLE statement specifies the flashback_archive_clause without specifying a flashback data archive name, the database uses the default flashback data archive to store data from that table. This statement overrides any previous designation of a different flashback data archive as the default. ALTER TABLE exchange_rate FLASHBACK ARCHIVE; What is the outcome of this command? A. The table uses the default Flashback Archive. B. The Flashback Archive is created on the SYSAUX tablespace. C. The Flashback Archive is created on the same tablespace where the tables are stored. D.

Use the alter flashback archive command to change the retention time, purge data or add or remove the tablespace. For this, you need to have the flashback archive administer privilege granted. To change the retention time, use: flashback archive fl_archive modify retention 6 month;

To enable Flashback Data Archive for a table, include the FLASHBACK ARCHIVE clause in either the CREATE TABLE or ALTER TABLE statement. In the FLASHBACK ARCHIVE clause, you can specify the Flashback Data Archive where the historical data for the table are stored. The historical change on the table tbl_fl_archive will now be written to the flashback archive named fl_archive. To test it, delete all rows from the table and use flashback queryon that table. When a CREATE TABLE or ALTER TABLE statement specifies the flashback_archive_clause without specifying a flashback data archive name, the database uses the default flashback data archive to store data from that table. You cannot specify this clause if a default flashback data archive already exists. Create a Flashback Data Archive object in your tablespace with a one-year retention and a 10GB space limit: Enable Flashback data archiving on the table to keep row history: You see this: Table altered.

To enable Flashback Data Archive for a table, include the FLASHBACK ARCHIVE clause in either the CREATE TABLE or ALTER TABLE statement. In the FLASHBACK ARCHIVE clause, you can specify the Flashback Data Archive where the historical data for the table are stored.

When a CREATE TABLE or ALTER TABLE statement specifies the flashback_archive_clause without specifying a flashback data archive name, the database uses Mar 2, 2018 alter user hr quota 5g on fda_tbs;. Grant flashback archive administration privilege to user HR. 1. Jan 6, 2015 -- ALTER TABLE tab1 FLASHBACK ARCHIVE fda_1year;. Information about the FDA and the associated table is displayed using the 2013年10月1日 FLA1. You executed the following command to enable Flashback Data Archive on the EXCHANGB_PATE table: ALTER TABLE exchange_rate Sep 3, 2019 update ex_rates set exchange_rate = 1 where to_currency_code = 'USD' and alter table ex_rates flashback archive change_history;

Mar 2, 2018 alter user hr quota 5g on fda_tbs;. Grant flashback archive administration privilege to user HR. 1.

Here is just a reminder what is Oracle Flashback in general: Oracle Flashback Technology is a group of Oracle Database features that that let you view past states of database objects or to return database objects to a previous state without using point-in-time media recovery. Here are the steps which we need to accomplish if want to have table enabled…Continue Reading→

When a CREATE TABLE or ALTER TABLE statement specifies the flashback_archive_clause without specifying a flashback data archive name, the database uses the default flashback data archive to store data from that table. This statement overrides any previous designation of a different flashback data archive as the default.