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authorBruce Momjian2007-09-26 08:45:50 +0000
committerBruce Momjian2007-09-26 08:45:50 +0000
commit1b57b8bfdcce805d00ffe4aef87f91521c03ca9b (patch)
tree9dc109310792ec9653514226d08ce39600de3652 /doc/src
parent6f21c57a975acdc600c22f16521f2f6a3847e83d (diff)
Document that libpq's PQntuples() might overflow.
Diffstat (limited to 'doc/src')
-rw-r--r--doc/src/sgml/libpq.sgml6
1 files changed, 4 insertions, 2 deletions
diff --git a/doc/src/sgml/libpq.sgml b/doc/src/sgml/libpq.sgml
index f98db479cd0..7aa142800e7 100644
--- a/doc/src/sgml/libpq.sgml
+++ b/doc/src/sgml/libpq.sgml
@@ -1,4 +1,4 @@
-<!-- $PostgreSQL: pgsql/doc/src/sgml/libpq.sgml,v 1.245 2007/09/14 14:54:25 momjian Exp $ -->
+<!-- $PostgreSQL: pgsql/doc/src/sgml/libpq.sgml,v 1.246 2007/09/26 08:45:50 momjian Exp $ -->
<chapter id="libpq">
<title><application>libpq</application> - C Library</title>
@@ -2092,7 +2092,9 @@ PGresult *PQdescribePortal(PGconn *conn, const char *portalName);
<listitem>
<para>
- Returns the number of rows (tuples) in the query result.
+ Returns the number of rows (tuples) in the query result. Because
+ it returns an integer result, large result sets might overflow the
+ return value on 32-bit operating systems.
<synopsis>
int PQntuples(const PGresult *res);