RedshiftSettings
¶
Used by
Source code in docs_src/capo_database_migration_service/types/redshift_settings.py
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accept_any_date
instance-attribute
¶
accept_any_date: NotRequired[BooleanOptional]
A value that indicates to allow any date format, including invalid formats such as 00/00/00 00:00:00, to be loaded without generating an error. You can choose true or false (the default).
This parameter applies only to TIMESTAMP and DATE columns. Always use ACCEPTANYDATE with the DATEFORMAT parameter. If the date format for the data doesn't match the DATEFORMAT specification, Amazon Redshift inserts a NULL value into that field.
after_connect_script
instance-attribute
¶
after_connect_script: NotRequired[String]
Code to run after connecting. This parameter should contain the code itself, not the name of a file containing the code.
bucket_folder
instance-attribute
¶
bucket_folder: NotRequired[String]
An S3 folder where the comma-separated-value (.csv) files are stored before being uploaded to the target Redshift cluster.
For full load mode, DMS converts source records into .csv files and loads them to the BucketFolder/TableID path. DMS uses the Redshift COPY command to upload the .csv files to the target table. The files are deleted once the COPY operation has finished. For more information, see COPY in the Amazon Redshift Database Developer Guide.
For change-data-capture (CDC) mode, DMS creates a NetChanges table, and loads the .csv files to this BucketFolder/NetChangesTableID path.
bucket_name
instance-attribute
¶
bucket_name: NotRequired[String]
The name of the intermediate S3 bucket used to store .csv files before uploading data to Redshift.
case_sensitive_names
instance-attribute
¶
case_sensitive_names: NotRequired[BooleanOptional]
If Amazon Redshift is configured to support case sensitive schema names, set CaseSensitiveNames to true. The default is false.
comp_update
instance-attribute
¶
comp_update: NotRequired[BooleanOptional]
If you set CompUpdate to true Amazon Redshift applies automatic compression if the table is empty. This applies even if the table columns already have encodings other than RAW. If you set CompUpdate to false, automatic compression is disabled and existing column encodings aren't changed. The default is true.
connection_timeout
instance-attribute
¶
connection_timeout: NotRequired[IntegerOptional]
A value that sets the amount of time to wait (in milliseconds) before timing out, beginning from when you initially establish a connection.
database_name
instance-attribute
¶
database_name: NotRequired[String]
The name of the Amazon Redshift data warehouse (service) that you are working with.
date_format
instance-attribute
¶
date_format: NotRequired[String]
The date format that you are using. Valid values are auto (case-sensitive), your date format string enclosed in quotes, or NULL. If this parameter is left unset (NULL), it defaults to a format of 'YYYY-MM-DD'. Using auto recognizes most strings, even some that aren't supported when you use a date format string.
If your date and time values use formats different from each other, set this to auto.
empty_as_null
instance-attribute
¶
empty_as_null: NotRequired[BooleanOptional]
A value that specifies whether DMS should migrate empty CHAR and VARCHAR fields as NULL. A value of true sets empty CHAR and VARCHAR fields to null. The default is false.
encryption_mode
instance-attribute
¶
encryption_mode: NotRequired[EncryptionModeValue]
The type of server-side encryption that you want to use for your data. This encryption type is part of the endpoint settings or the extra connections attributes for Amazon S3. You can choose either SSE_S3 (the default) or SSE_KMS.
For the ModifyEndpoint operation, you can change the existing value of the EncryptionMode parameter from SSE_KMS to SSE_S3. But you can’t change the existing value from SSE_S3 to SSE_KMS.
To use SSE_S3, create an Identity and Access Management (IAM) role with a policy that allows "arn:aws:s3:::*" to use the following actions: "s3:PutObject", "s3:ListBucket"
explicit_ids
instance-attribute
¶
explicit_ids: NotRequired[BooleanOptional]
This setting is only valid for a full-load migration task. Set ExplicitIds to true to have tables with IDENTITY columns override their auto-generated values with explicit values loaded from the source data files used to populate the tables. The default is false.
file_transfer_upload_streams
instance-attribute
¶
file_transfer_upload_streams: NotRequired[IntegerOptional]
The number of threads used to upload a single file. This parameter accepts a value from 1 through 64. It defaults to 10.
The number of parallel streams used to upload a single .csv file to an S3 bucket using S3 Multipart Upload. For more information, see Multipart upload overview.
FileTransferUploadStreams accepts a value from 1 through 64. It defaults to 10.
load_timeout
instance-attribute
¶
load_timeout: NotRequired[IntegerOptional]
The amount of time to wait (in seconds) before timing out of operations performed by DMS on a Redshift cluster, such as Redshift COPY, INSERT, DELETE, and UPDATE.
map_boolean_as_boolean
instance-attribute
¶
map_boolean_as_boolean: NotRequired[BooleanOptional]
When true, lets Redshift migrate the boolean type as boolean. By default, Redshift migrates booleans as varchar(1). You must set this setting on both the source and target endpoints for it to take effect.
max_file_size
instance-attribute
¶
max_file_size: NotRequired[IntegerOptional]
The maximum size (in KB) of any .csv file used to load data on an S3 bucket and transfer data to Amazon Redshift. It defaults to 1048576KB (1 GB).
password
instance-attribute
¶
password: NotRequired[SecretString]
The password for the user named in the username property.
port
instance-attribute
¶
port: NotRequired[IntegerOptional]
The port number for Amazon Redshift. The default value is 5439.
remove_quotes
instance-attribute
¶
remove_quotes: NotRequired[BooleanOptional]
A value that specifies to remove surrounding quotation marks from strings in the incoming data. All characters within the quotation marks, including delimiters, are retained. Choose true to remove quotation marks. The default is false.
replace_chars
instance-attribute
¶
replace_chars: NotRequired[String]
A value that specifies to replaces the invalid characters specified in ReplaceInvalidChars, substituting the specified characters instead. The default is "?".
replace_invalid_chars
instance-attribute
¶
replace_invalid_chars: NotRequired[String]
A list of characters that you want to replace. Use with ReplaceChars.
secrets_manager_access_role_arn
instance-attribute
¶
secrets_manager_access_role_arn: NotRequired[String]
The full Amazon Resource Name (ARN) of the IAM role that specifies DMS as the trusted entity and grants the required permissions to access the value in SecretsManagerSecret. The role must allow the iam:PassRole action. SecretsManagerSecret has the value of the Amazon Web Services Secrets Manager secret that allows access to the Amazon Redshift endpoint.
You can specify one of two sets of values for these permissions. You can specify the values for this setting and SecretsManagerSecretId. Or you can specify clear-text values for UserName, Password, ServerName, and Port. You can't specify both. For more information on creating this SecretsManagerSecret and the SecretsManagerAccessRoleArn and SecretsManagerSecretId required to access it, see Using secrets to access Database Migration Service resources in the Database Migration Service User Guide.
secrets_manager_secret_id
instance-attribute
¶
secrets_manager_secret_id: NotRequired[String]
The full ARN, partial ARN, or friendly name of the SecretsManagerSecret that contains the Amazon Redshift endpoint connection details.
server_name
instance-attribute
¶
server_name: NotRequired[String]
The name of the Amazon Redshift cluster you are using.
server_side_encryption_kms_key_id
instance-attribute
¶
server_side_encryption_kms_key_id: NotRequired[String]
The KMS key ID. If you are using SSE_KMS for the EncryptionMode, provide this key ID. The key that you use needs an attached policy that enables IAM user permissions and allows use of the key.
service_access_role_arn
instance-attribute
¶
service_access_role_arn: NotRequired[String]
The Amazon Resource Name (ARN) of the IAM role that has access to the Amazon Redshift service. The role must allow the iam:PassRole action.
time_format
instance-attribute
¶
time_format: NotRequired[String]
The time format that you want to use. Valid values are auto (case-sensitive), 'timeformat_string', 'epochsecs', or 'epochmillisecs'. It defaults to 10. Using auto recognizes most strings, even some that aren't supported when you use a time format string.
If your date and time values use formats different from each other, set this parameter to auto.
trim_blanks
instance-attribute
¶
trim_blanks: NotRequired[BooleanOptional]
A value that specifies to remove the trailing white space characters from a VARCHAR string. This parameter applies only to columns with a VARCHAR data type. Choose true to remove unneeded white space. The default is false.
truncate_columns
instance-attribute
¶
truncate_columns: NotRequired[BooleanOptional]
A value that specifies to truncate data in columns to the appropriate number of characters, so that the data fits in the column. This parameter applies only to columns with a VARCHAR or CHAR data type, and rows with a size of 4 MB or less. Choose true to truncate data. The default is false.
username
instance-attribute
¶
username: NotRequired[String]
An Amazon Redshift user name for a registered user.
write_buffer_size
instance-attribute
¶
write_buffer_size: NotRequired[IntegerOptional]
The size (in KB) of the in-memory file write buffer used when generating .csv files on the local disk at the DMS replication instance. The default value is 1000 (buffer size is 1000KB).