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Update incremental_snapshot.md #706

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Jul 23, 2024
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Update incremental_snapshot.md #706

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7 changes: 6 additions & 1 deletion doc/incremental_snapshot.md
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Expand Up @@ -6,7 +6,7 @@ https://debezium.io/blog/2021/10/07/incremental-snapshots/

**Step 1**: Create the `signaling` table in Source using the following schema
```
CREATE TABLE dbz_signal (id VARCHAR(<varcharValue>) PRIMARY KEY,
CREATE TABLE dbz_signal (id VARCHAR(255) PRIMARY KEY,
type VARCHAR(32) NOT NULL,
data VARCHAR(2048) NULL);
```
Expand All @@ -23,3 +23,8 @@ INSERT INTO dbname.dbz_signal VALUES ('d139b9b7–7777–4547–917d-e1775ea61d6
```

This step should trigger the snapshot process in parallel to the regular streaming.

On the sink connector logs, you should notice a new log message that indicates start of `INCREMENTAL` snapshot
```
2024-07-23 13:24:44.040 INFO - Requested 'INCREMENTAL' snapshot of data collections '[public.tm2]' with additional conditions '[]' and surrogate key 'PK of table will be used'
```
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