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Questions tagged with AWS Database Migration Service

AWS Database Migration Service (AWS DMS) helps you migrate databases to AWS quickly and securely.

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Hi, I'm looking for best practice when dms replication task to an RDS 2 node cluster target Test case is when the target endpoint RDS performs a failover. So writer is reader, reader is writer. This ...
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170
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asked 6 months ago
Hi, I have been trying to find documentation on how to include a column with the Oracle SCN in the DMS task output https://docs.aws.amazon.com/dms/latest/sbs/oracle-s3-data-lake-step-5.html#oracle-s3...
3
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282
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asked 6 months ago
Hi - I am trying to replicate data from SQL Server to S3, the endpoint testing for both source and target is successful, however while starting the task, I get the below error - Failed to get the capt...
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298
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asked 6 months ago
The SetUpMsCdcForTables in DMS is a nice touch. It helps manage the tables used for CDC in SQL Server w/o a lot of manual scripting. Microsoft recommends using a separate FileGroup to separate the I/O...
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237
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asked 6 months ago
I am replicating a mongodb collection to s3 in .csv format, but it turns out that within this collection there are columns that are still null, and so the file generated by aws dms does not contain it...
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161
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asked 6 months ago
Hello, so the context is: We have a DMS service that sends data from Oracle to s3, after that a job is run to create the raw stage, and after that raw to trusted. The problem is that they changed t...
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99
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asked 6 months ago
I used mysqljump to back up the database, uploaded the sql file to S3 and used Restore from S3 to restore the database, and then failed and reported an error: "Incompatible-restore" My database versio...
1
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315
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asked 6 months ago
When logical replication is enabled in AWS Posgres RDS, and DMS is used to replicate the changes, replication slot gets created for that. DMS replication is only after 4 tables, and in lower environme...
1
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525
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asked 6 months ago
Hi, I can do select * from these but I can't do by field/column. Is this an expected behaviour? The database is PostgreSQL and I've setup Oracle to PostgreSQL DMS. > \dt Lis...
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308
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asked 6 months ago
Hello, We set up AWS DMS, where the source is MS SQL Server 2019, and the target is S3 (with parquet). Setting up CDC copying. And it is important for us to check that DDLs on source work as well: 1)...
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245
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asked 7 months ago
Greetings, We have been using only MS-CDC for ongoing replication and had the ECA IgnoreMSReplication turned on. In order to determine the feasibility of using MS-REPLICATION as an alternative some...
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719
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asked 7 months ago
When I created a DMS Task in the first instance, I chose Migrate existing data. I now want to change it to do CDC as well. There doesn't appear to be an option to modify this. Can anyone confirm tha...
1
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542
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asked 7 months ago