Write-behind configuration file
Write-behind configuration file reference
Write-behind Configuration File
Properties
| Name | Type | Description | Required |
|---|---|---|---|
| applier (Configuration details of Write-behind Applier Gear) |
object, null |
||
| connections | object |
applier: Configuration details of Write-behind Applier Gear
Properties
| Name | Type | Description | Required | ||
|---|---|---|---|---|---|
| on_failed_retry_interval (Interval (in seconds) on which to perform retry on failure) |
integer, string |
Default: 5Pattern: ^\${.*}$Minimum: 1 |
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| read_batch_size (The batch size for reading data from source database) |
integer, string |
Default: 2000Pattern: ^\${.*}$Minimum: 1 |
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| debezium_lob_encoded_placeholder (Enable Debezium LOB placeholders) |
string |
Default: "X19kZWJleml1bV91bmF2YWlsYWJsZV92YWx1ZQ==" |
|||
| dedup (Enable deduplication mechanism) |
boolean |
Default: false |
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| dedup_max_size (Max size of the deduplication set) |
integer |
Default: 1024Minimum: 1 |
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| duration (Time (in ms) after which data will be read from stream even if read_batch_size was not reached) |
integer, string |
Default: 100Pattern: ^\${.*}$Minimum: 1 |
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| write_batch_size (The batch size for writing data to target Redis database. Should be less or equal to the read_batch_size) |
integer, string |
Default: 200Pattern: ^\${.*}$Minimum: 1 |
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| error_handling (Error handling strategy: ignore - skip, dlq - store rejected messages in a dead letter queue) |
string |
Default: "dlq"Pattern: ``^${.*}$ |
ignore | dlq`` |
|
| dlq_max_messages (Dead letter queue max messages per stream) |
integer, string |
Default: 1000Pattern: ^\${.*}$Minimum: 1 |
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| target_data_type (Target data type: hash/json - RedisJSON module must be in use in the target DB) |
string |
Default: "hash"Pattern: ``^${.*}$ |
hash | json`` |
|
| json_update_strategy (Target update strategy: replace/merge - RedisJSON module must be in use in the target DB) |
string |
(DEPRECATED) Property 'json_update_strategy' will be deprecated in future releases. Use 'on_update' job-level property to define the json update strategy. Default: "replace"Pattern: ``^${.*}$ |
replace | merge`` |
|
| initial_sync_processes (Number of processes Write-behind Engine creates to process the initial sync with the source) |
integer, string |
Default: 4Pattern: ^\${.*}$Minimum: 1Maximum: 32 |
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| wait_enabled (Checks if the data has been written to the replica shard) |
boolean |
Default: false |
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| wait_timeout (Timeout in milliseconds when checking write to the replica shard) |
integer, string |
Default: 1000Pattern: ^\${.*}$Minimum: 1 |
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| retry_on_replica_failure (Ensures that the data has been written to the replica shard and keeps retrying if not) |
boolean |
Default: true |
Additional Properties: not allowed
connections: Connections
Properties (Pattern)
| Name | Type | Description | Required |
|---|---|---|---|
| .* | |||
| additionalProperties |