> if i'm not mistaken, a char(n)/varchar(n) column is stored as a 32-bit > integer specifying the length followed by as many characters as the > length tells. On 32-bit Intel hardware this structure is aligned on a > 4-byte boundary.
Yes. > | opc0 char (3) no no 8 4 > | opc1 char (3) no no 8 4 > | opc2 char (3) no no 8 4 > Hackers, do you think it's possible to hack together a quick and dirty > patch, so that string length is represented by one byte? IOW can a > database be built that doesn't contain any char/varchar/text value > longer than 255 characters in the catalog? Since he is only using fixchar how about doing a fixchar implemetation, that does not store length at all ? It is the same for every row anyways ! Andreas ---------------------------(end of broadcast)--------------------------- TIP 5: Have you checked our extensive FAQ? http://www.postgresql.org/users-lounge/docs/faq.html
