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Add a Replicat for Autonomous Database
Learn to add a Replicat for Autonomous Database targets.
Note:
For update intensive workloads, the Big Data Autonomous Database Replicat uses
the stage and merge flow. For low latency requirements and more
comprehensive data type support, Oracle recommends using an Oracle
GoldenGate deployment. Learn more about GoldenGate data ingest for Autonomous
Data Warehouse.
In the OCI GoldenGate deployment console, on the Administration Service Home page, click
Add Replicat (plus icon).
In the Add Replicat panel, on the Replicat Information page,
complete the fields as needed, and then click Next:
Select a Replicat Type:
Classic Replicat
Coordinated Replicat
Enter a Process Name, no more than 5 characters
long.
Enter a Description, to help distinguish this
process from others.
On the Replicat Options page, complete the fields as needed, and
then click Next:
Replicat Trail:
Enter a Name.
Enter a Subdirectory, if you expect the Trail
file to be in a location other than the default.
Select an Encryption profile. If an
encryption profile wasn't created, the Local Wallet is selected by default.
For Begin, select the starting point for data
processing:
Position in Log (default)
Now
Custom Time
Trail Position:
Enter the Sequence Number.
Enter the RBA Offset.
Select your Target from the dropdown.
Note:
Depending on
your target selection, you may have additional options to such as Streaming,
Stage and Merge, and Staging locations.
Target Credentials:
Select a Domain.
Select an Alias within the specified
Domain.
Select a Checkpoint Table. Leave the default
selection or select the checkpoint table you created for the target
deployment.
Select the Max Threads Number (Coordinated
Replicats only).
On the Managed Options page, complete the optional fields as
needed, and then click Next:
Select a Profile Name, if one is available.
Enable Critical to deployment health.
Enable and configure Auto Start settings.
On the Parameter File page, you can add parameters to further
configure your Replicat. For example:
table source.table1;
If using Coordinated Replicat, add TARGETDB LIBFILE libggjava.so
SET property=/u02/Deployment/etc/conf/ogg/your_replicat_name.properties to
the parameters file.
Note:
GoldenGate uses Greenwich Mean Time (GMT) by default. Use SETENV to
override the default setting for this Replicat process. This change doesn't apply to
deployments. For example:
setenv (TZ="US/Eastern")
setenv (TZ="GMT+5")
On the Properties File page, set values for each property marked
#TODO, as needed.
For information on this target's properties, see OCI Autonomous Data Warehouse in the
Oracle GoldenGate for Distributed Applications and Analytics
guide.
Click Create and Run. If you click
Create, then you can manually start the Replicat later from the
Administration Service Home page.
Add a Replicat (21c)
To add a Replicat for Autonomous Database:
In the OCI GoldenGate deployment console, on the Administration Service Overview page, click
Add Replicat (plus icon).
On the Add Replicat page, select a Replicat type, and then click
Next.
The Replicat types are:
Parallel Replicat
Integrated Replicat
Coordinated Replicat
Classic Replicat
For more information about the different Replicat types, see Types of Replicat.
On the Replicat Options page, complete the following fields, and
then click Next:
For Process Name, enter a name for the Replicat
process.
(Optional) For Description, enter a brief description to
distinguish this Replicat from others.
For Intent, select the Replicat's purpose:
High Availability
Disaster Recovery
Unidirectional (default)
N-Way
For Credential Domain and Credential
Alias, select the target database domain and alias, or create a new
credential.
For Source, select the source of data to process, either
Trail or File.
If the source is Trail, then for Trail Name, enter the name
of the Extract trail.
If the source is Trail and you expect the trail file to be in a location other than
the default, then enter the location for Trail
Subdirectory.
For Begin, select the starting point for data
processing:
Position in Log
Now
Custom Time
For Transaction Log Sequence Number, leave the default value
or enter a transaction log sequence number.
For Transaction Log RBA Offset, leave the default value or
enter an offset value.
For Checkpoint Table, leave the default selection or select
the checkpoint table you created for the target deployment.
Under Encryption Profile, select a profile name. If an
encryption profile wasn't created, the Local Wallet is selected by default.
Encryption Profile Type
Masterkey Name
Under Managed Options, select Critical to deployment
health, and then completed the other fields as needed.
Click Next.
On the Parameter File page, you can specify parameters to further
configure your Replicat.
table source.table1;
Note:
If using Coordinated Replicat, add the following parameters on the
second line of the Parameter
File:
TARGETDB LIBFILE libggjava.so SET property=/u02/Deployment/etc/conf/ogg/<replicat
name>.properties
Using
coordinated replicat will result in multiple files created.
If
omitted, you will encounter the following
error:
OGG-01091 Oracle GoldenGate Delivery, RSNOW.prm: Unable to open file
"/u02/Deployment/etc/conf/ogg/<replicat name>001.properties" (error 2, No such file or
directory).
GoldenGate uses Greenwich Mean Time (GMT) by default. Use SETENV to
override the default setting. For
example: