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Diffstat (limited to 'doc/src/sgml/xfunc.sgml')
| -rw-r--r-- | doc/src/sgml/xfunc.sgml | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/doc/src/sgml/xfunc.sgml b/doc/src/sgml/xfunc.sgml index 30219f432d9..f116d0648e5 100644 --- a/doc/src/sgml/xfunc.sgml +++ b/doc/src/sgml/xfunc.sgml @@ -2051,8 +2051,7 @@ PG_MODULE_MAGIC_EXT( </para> <para> - By-value types can only be 1, 2, or 4 bytes in length - (also 8 bytes, if <literal>sizeof(Datum)</literal> is 8 on your machine). + By-value types can only be 1, 2, 4, or 8 bytes in length. You should be careful to define your types such that they will be the same size (in bytes) on all architectures. For example, the <literal>long</literal> type is dangerous because it is 4 bytes on some |