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Add config output-handle-key/output-old-value doc for ticdc (#16812) #16867

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Mar 27, 2024
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Add config output-handle-key/output-old-value doc for ticdc (#16812) #16867

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1e06f45
add config
hongyunyan Mar 25, 2024
e33491b
Refine wording
lilin90 Mar 27, 2024
f607ffc
Update ticdc/ticdc-changefeed-config.md
lilin90 Mar 27, 2024
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3 changes: 3 additions & 0 deletions ticdc/ticdc-changefeed-config.md
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Expand Up @@ -193,6 +193,9 @@ enable-partition-separator = true
# include-commit-ts = false
# The encoding method of binary data, which can be 'base64' or 'hex'. The default value is 'base64'.
# binary-encoding-method = 'base64'
# Whether to output the value before the row data changes. The default value is false.
# When it is enabled, the UPDATE event will output two rows of data: the first row is a DELETE event that outputs the data before the change; the second row is an INSERT event that outputs the changed data.
# output-old-value = false

# Specifies the replication consistency configurations for a changefeed when using the redo log. For more information, see https://docs.pingcap.com/tidb/stable/ticdc-sink-to-mysql#eventually-consistent-replication-in-disaster-scenarios.
# Note: The consistency-related configuration items only take effect when the downstream is a database and the redo log feature is enabled.
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