Resource Planning

VPC

VPC name

vpc-src-172

Customize a name for easy identification.

Region

Test region

For low network latency and quick resource access, select the region nearest to you.

AZ

AZ3

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Subnet

172.16.0.0/16

Select a subnet with sufficient network resources.

Subnet name

subnet-src-172

Customize a name for easy identification.

Oracle

Name

orcl

Customize a name for easy identification.

Specifications

16 vCPUs | 32 GB

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Database version

11.2.0.1

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Database user

test_info

Customize a user. However, the user must have the following permissions during migration: CREATE SESSION, SELECT ANY TRANSACTION, SELECT ANY TABLE, SELECT ANY DICTIONARY, and EXECUTE_CATALOG_ROLE.

GaussDB

Instance name

Auto-drs-gaussdbv5-tar-1

Customize a name for easy identification.

Database version

GaussDB 1.3 Enterprise Edition

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Instance type

Distributed (1 CN, 3 DN shards, and 3 replicas)

Select a distributed instance for the test.

Deployment model

Independent

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Transaction consistency

Strong consistency

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Shards

3

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Coordinator nodes

3

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Storage type

Ultra-high I/O

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AZ

AZ2

Select a single AZ for the test. You are advised to select multiple AZs to improve instance availability in actual use.

Instance specifications

General-enhanced II 8 vCPUs | 64 GB

Select small specifications for the test. You are advised to configure specifications based on service requirements in actual use.

Storage space

480G

Select a small storage space for the test. You are advised to configure storage space based on service requirements in actual use.

Disk encryption

Disable

In this example, disk encryption is disabled. Enabling disk encryption improves data security, but slightly affects the read and write performance of the database.

Logging in to the database through DAS

DB engine

GaussDB

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Database source

GaussDB

Select the GaussDB instance created in this example.

Database name

postgres

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Username

root

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Password

-

Password of the root user of the GaussDB instance created in this example

DRS migration task

Migration task name

DRS-test-info

Customize a name for easy identification.

Destination database name

test_database_info

Customize a name for easy identification, but the name must be compatible with the Oracle database name.

Source DB engine

Oracle

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Destination DB engine

GaussDB

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Network type

Public

Select the public network for the test.