Index: EOAccess/EOSQLExpression.m
===================================================================
--- EOAccess/EOSQLExpression.m	(revision 40502)
+++ EOAccess/EOSQLExpression.m	(working copy)
@@ -1784,7 +1784,7 @@
     }
   else
     {
-      NSString* columnName = [attribute columnName];
+      NSString* columnName = [self sqlStringForSchemaObjectName: [attribute columnName]];
       if (columnName == nil)
 	{
 	  [NSException raise: @"NSIllegalStateException"
@@ -1795,7 +1795,7 @@
       if (![self useAliases])
 	sqlString = columnName;
       else
-	sqlString = [@"t0." stringByAppendingString:[self sqlStringForSchemaObjectName:columnName]];
+	sqlString = [@"t0." stringByAppendingString:columnName];
     }
 
   EOFLOGObjectLevelArgs(@"EOSQLExpression", @"sqlString=%@", sqlString);
Index: EOAdaptors/PostgreSQLAdaptor/PostgreSQLChannel.m
===================================================================
--- EOAdaptors/PostgreSQLAdaptor/PostgreSQLChannel.m	(revision 40502)
+++ EOAdaptors/PostgreSQLAdaptor/PostgreSQLChannel.m	(working copy)
@@ -1471,7 +1471,7 @@
   fd = lo_open(_pgConn, oid, INV_READ|INV_WRITE);
   if (fd < 0)
     [NSException raise: PostgreSQLException
-		 format: @"cannot open large object Oid = %ld", oid];
+		 format: @"cannot open large object Oid = %u", oid];
 
   lo_lseek(_pgConn, fd, 0, SEEK_END);
   len = lo_tell(_pgConn, fd);
@@ -1479,7 +1479,7 @@
 
   if (len < 0)
     [NSException raise: PostgreSQLException
-		 format: @"error while getting size of large object Oid = %ld", oid];
+		 format: @"error while getting size of large object Oid = %u", oid];
 
   bytes = NSZoneMalloc(zone, len);
   wrt = lo_read(_pgConn, fd, bytes, len);
@@ -1488,7 +1488,7 @@
     {
       NSZoneFree(zone, bytes);
       [NSException raise: PostgreSQLException
-		   format: @"error while reading large object Oid = %ld", oid];
+		   format: @"error while reading large object Oid = %u", oid];
     }
   lo_close(_pgConn, fd);
 
@@ -1519,13 +1519,13 @@
   fd = lo_open(_pgConn, oid, INV_READ|INV_WRITE);
   if (fd < 0)
     [NSException raise: PostgreSQLException
-		 format: @"cannot open large object Oid = %ld", oid];
+		 format: @"cannot open large object Oid = %u", oid];
 
   wrt = lo_write(_pgConn, fd, (char *)bytes, len);
 
   if (len != wrt)
     [NSException raise: PostgreSQLException
-		 format: @"error while writing large object Oid = %ld", oid];
+		 format: @"error while writing large object Oid = %u", oid];
 
   lo_close(_pgConn, fd);
 
@@ -1556,13 +1556,13 @@
   fd = lo_open(_pgConn, oid, INV_READ|INV_WRITE);
   if (fd < 0)
     [NSException raise: PostgreSQLException
-		 format: @"cannot open large object Oid = %ld", oid];
+		 format: @"cannot open large object Oid = %u", oid];
 
   wrt = lo_write(_pgConn, fd, (char*)bytes, len);
 
   if (len != wrt)
     [NSException raise: PostgreSQLException
-		 format: @"error while writing large object Oid = %ld", oid];
+		 format: @"error while writing large object Oid = %u", oid];
 
   lo_close(_pgConn, fd);
 
@@ -2216,6 +2216,7 @@
   NSDictionary *pk = nil;
   NSArray 	   *primaryKeyAttributes = [entity primaryKeyAttributes];
   EOAttribute  *primAttribute;
+  EOSQLExpression *sqlExpr;
   NSString     *sqlString;
   NSNumber     *pkValue = nil;
   NSString     *sqlFormat = nil;
@@ -2233,12 +2234,14 @@
     return nil; // We support only number keys
   }
 
-  sqlFormat=[NSString stringWithFormat: @"SELECT nextval('%@')",
-		      [(PostgreSQLAdaptor*)[[self adaptorContext]adaptor] primaryKeySequenceNameFormat]];
-
+  sqlExpr = [EOSQLExpression sqlExpressionWithEntity: nil];
+  sqlFormat = [(PostgreSQLAdaptor*)[[self adaptorContext]adaptor] primaryKeySequenceNameFormat];
   sqlString = [NSString stringWithFormat: sqlFormat,
 			[entity primaryKeyRootName]];
-  
+  sqlString = [sqlExpr sqlStringForSchemaObjectName: sqlString];
+  sqlString=[NSString stringWithFormat: @"SELECT nextval('%@')",
+		      sqlString];
+
   if ([self isDebugEnabled]) 
   {
     NSLog(@"PostgreSQLAdaptor: '%@'", sqlString);