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Postgres Source : updated docs for CDC setup #18291

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Oct 26, 2022
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Postgres Source : updated docs for CDC setup #18291

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Postgres Source updated docs for CDC setup
VitaliiMaltsev Oct 21, 2022
8ed4a9c
fixed typo
VitaliiMaltsev Oct 21, 2022
a09784d
fixed typo
VitaliiMaltsev Oct 21, 2022
2a46273
rephrased
VitaliiMaltsev Oct 22, 2022
4004aa0
rephrased
VitaliiMaltsev Oct 22, 2022
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8 changes: 5 additions & 3 deletions docs/integrations/sources/postgres.md
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Expand Up @@ -232,12 +232,14 @@ SELECT pg_create_logical_replication_slot('airbyte_slot', 'wal2json');

For each table you want to replicate with CDC, add the replication identity (the method of distinguishing between rows) first:

To use primary keys to distinguish between rows, run:

To use primary keys to distinguish between rows for tables that don't have a large amount of data per row, run:
```
ALTER TABLE tbl1 REPLICA IDENTITY DEFAULT;
```

In case your tables use data types that support [TOAST](https://www.postgresql.org/docs/current/storage-toast.html) and have very large field values, use:
```
ALTER TABLE tbl1 REPLICA IDENTITY FULL;
```
After setting the replication identity, run:

```
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