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Merge pull request #4794 from EnterpriseDB/docs/edits_to_edb_bdr_pr4752
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edits to limitations for BDR pr4752
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drothery-edb authored Sep 11, 2023
2 parents 75c7a1c + bc7296a commit 0ad4b97
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Expand Up @@ -109,29 +109,29 @@ CAMO. You can configure this option globally or in the PGD node group. See
[Transaction streaming configuration](../transaction-streaming#configuration).

- Not all DDL can run when you use CAMO. If you use unsupported DDL, a warning is logged and the transactions commit scope is set to local only. The only supported DDL operations are:
- non-concurrent `CREATE INDEX`
- non-concurrent `DROP INDEX`
- non-concurrent `REINDEX` of an individual table or index
- Nonconcurrent `CREATE INDEX`
- Nonconcurrent `DROP INDEX`
- Nonconcurrent `REINDEX` of an individual table or index
- `CLUSTER` (of a single relation or index only)
- `ANALYZE`
- `TRUNCATE`

## Group Commit

[Group Commit](durability/group-commit) is a feature which enables configurable synchronous commits over
[Group Commit](durability/group-commit) enables configurable synchronous commits over
nodes in a group. If you use this feature, take the following limitations into account:

- Not all DDL can run when you use Group Commit. If you use unsupported DDL, a warning is logged and the transactions commit scope is set to local. The only supported DDL operations are:
- non-concurrent `CREATE INDEX`
- non-concurrent `DROP INDEX`
- non-concurrent `REINDEX` of an individual table or index
- Not all DDL can run when you use Group Commit. If you use unsupported DDL, a warning is logged, and the transactions commit scope is set to local. The only supported DDL operations are:
- Nonconcurrent `CREATE INDEX`
- Nonconcurrent `DROP INDEX`
- Nonconcurrent `REINDEX` of an individual table or index
- `CLUSTER` (of a single relation or index only)
- `ANALYZE`
- `TRUNCATE`

## Eager

[Eager](consistency/eager) is a feature which is available in Group Commit which enables conflicts to be avoided by eagerly aborting transactions that may clash. It is subject to the same limitations as Group Commit.
[Eager](consistency/eager) is available in Group Commit. It avoids conflicts by eagerly aborting transactions that might clash. It's subject to the same limitations as Group Commit.

## Other limitations

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