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jbranchaud
2015-12-08 19:42:50 -06:00
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postgres/max-identifier-length-is-63-bytes.md
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@@ -24,3 +24,5 @@ convention of terminating with, for example, `_fkey`.
The 63 byte limit is not arbitrary. It comes from `NAMEDATALEN - 1`. By default The 63 byte limit is not arbitrary. It comes from `NAMEDATALEN - 1`. By default
`NAMEDATALEN` is 64. If need be, this value can be modified in the Postgres `NAMEDATALEN` is 64. If need be, this value can be modified in the Postgres
source. Yay, open-source database implementations. source. Yay, open-source database implementations.
See [the postgres docs](http://www.postgresql.org/docs/current/static/sql-syntax-lexical.html#SQL-SYNTAX-IDENTIFIERS) for more details.