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| author | Bruce Momjian <bruce@momjian.us> | 2022-08-31 19:43:06 -0400 |
|---|---|---|
| committer | Bruce Momjian <bruce@momjian.us> | 2022-08-31 19:43:06 -0400 |
| commit | 92557ac314e52c248d0a864c5e4b6088cddd8687 (patch) | |
| tree | b11d3eca45f31f054555608b0e12119fb0beec8b | |
| parent | 086ec88cda3f408b3720e352a69d41d54f97adf6 (diff) | |
| download | postgresql-92557ac314e52c248d0a864c5e4b6088cddd8687.tar.gz postgresql-92557ac314e52c248d0a864c5e4b6088cddd8687.zip | |
doc: document the maximum char/varchar length value
Reported-by: Japin Li
Discussion: https://postgr.es/m/MEYP282MB1669B13E98AE531617CB1386B6979@MEYP282MB1669.AUSP282.PROD.OUTLOOK.COM
Backpatch-through: 10
| -rw-r--r-- | doc/src/sgml/datatype.sgml | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/doc/src/sgml/datatype.sgml b/doc/src/sgml/datatype.sgml index 77c7b17e6a6..0e89b768c5d 100644 --- a/doc/src/sgml/datatype.sgml +++ b/doc/src/sgml/datatype.sgml @@ -1177,6 +1177,8 @@ SELECT '52093.89'::money::numeric::float8; <type>char(<replaceable>n</replaceable>)</type> are aliases for <type>character varying(<replaceable>n</replaceable>)</type> and <type>character(<replaceable>n</replaceable>)</type>, respectively. + If specified, the length must be greater than zero and cannot exceed + 10485760. <type>character</type> without length specifier is equivalent to <type>character(1)</type>. If <type>character varying</type> is used without length specifier, the type accepts strings of any size. The |