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doc: cli: mention SQLite primary key workaround (fix #2017)

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Simon Michael 2023-04-05 12:56:12 -10:00
parent 94e5aa3dfa
commit 78271d9204
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hledger/hledger.m4.md
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@ -607,7 +607,13 @@ Some notes about the various output formats:
- This is not yet much used; real-world feedback is welcome. - This is not yet much used; real-world feedback is welcome.
- SQL output is expected to work with sqlite, MySQL and PostgreSQL - SQL output is expected to work at least with SQLite, MySQL and Postgres.
- For SQLite, it will be more useful if you modify the generated `id` field
to be a PRIMARY KEY. Eg:
```
$ hledger print -O sql | sed 's/id serial/id INTEGER PRIMARY KEY AUTOINCREMENT NOT NULL/g' | ...
```
- SQL output is structured with the expectations that statements will - SQL output is structured with the expectations that statements will
be executed in the empty database. If you already have tables created be executed in the empty database. If you already have tables created