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| author | Tatsuo Ishii <ishii@postgresql.org> | 2005-05-24 23:15:05 +0000 |
|---|---|---|
| committer | Tatsuo Ishii <ishii@postgresql.org> | 2005-05-24 23:15:05 +0000 |
| commit | de212f4910dd9b75641a572b68a3fec5509974e3 (patch) | |
| tree | 6cd5b20630607493e8544a9f6c987ec8086fca07 | |
| parent | 0a7b3a3649c7a03c432ef172f6b9efb3adc52868 (diff) | |
| download | postgresql-de212f4910dd9b75641a572b68a3fec5509974e3.tar.gz | |
Inserting 5 characters into char(10) does not produce 5 padding spaces
if they are two-byte multibyte characters. Same thing can be happen
if octet_length(multibyte_chars) == n where n is char(n).
Long standing bug since 7.3 days. Per report and fix from Yoshiyuki Asaba.
| -rw-r--r-- | src/backend/parser/parse_expr.c | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/src/backend/parser/parse_expr.c b/src/backend/parser/parse_expr.c index b40e895327..ce9ec2177c 100644 --- a/src/backend/parser/parse_expr.c +++ b/src/backend/parser/parse_expr.c @@ -8,7 +8,7 @@ * * * IDENTIFICATION - * $Header: /cvsroot/pgsql/src/backend/parser/parse_expr.c,v 1.163.2.1 2004/04/18 18:13:31 tgl Exp $ + * $Header: /cvsroot/pgsql/src/backend/parser/parse_expr.c,v 1.163.2.2 2005/05/24 23:15:05 ishii Exp $ * *------------------------------------------------------------------------- */ @@ -18,6 +18,7 @@ #include "catalog/pg_operator.h" #include "catalog/pg_proc.h" #include "commands/dbcommands.h" +#include "mb/pg_wchar.h" #include "miscadmin.h" #include "nodes/makefuncs.h" #include "nodes/params.h" @@ -1356,7 +1357,13 @@ exprTypmod(Node *expr) { case BPCHAROID: if (!con->constisnull) - return VARSIZE(DatumGetPointer(con->constvalue)); + { + int32 len = VARSIZE(DatumGetPointer(con->constvalue)); + + if (pg_database_encoding_max_length() > 1) + len = pg_mbstrlen_with_len(VARDATA(DatumGetPointer(con->constvalue)), len); + return len; + } break; default: break; |