Update of /cvsroot/monetdb/sql/src/server
In directory sc8-pr-cvs7.sourceforge.net:/tmp/cvs-serv28804/src/server
Modified Files:
sql_statement.mx
Log Message:
make sure the empty set optimizer also gets proper row counts (>0) for
to be updated dbat's
Index: sql_statement.mx
===================================================================
RCS file: /cvsroot/monetdb/sql/src/server/sql_statement.mx,v
retrieving revision 1.141
retrieving revision 1.142
diff -u -d -r1.141 -r1.142
--- sql_statement.mx 20 Feb 2007 11:50:47 -0000 1.141
+++ sql_statement.mx 21 Mar 2007 15:47:28 -0000 1.142
@@ -1132,7 +1132,7 @@
}
/* even temp tables have deletes because we like to keep void heads */
if (access == RDONLY && isTable(c->t)) {
- stmt *d = stmt_tbat(c->t, RDONLY);
+ stmt *d = stmt_tbat(c->t, RD_INS);
s = stmt_diff(s, stmt_reverse(d));
}
return s;
@@ -1143,6 +1143,8 @@
{
stmt *s = stmt_create(st_dbat);
+ assert(access == RD_INS || access == INS);
+
s->nrcols = 0;
s->flag = access;
s->op1.tval = t;
@@ -1176,7 +1178,7 @@
}
/* even temp tables have deletes because we like to keep void heads */
if (access == RDONLY && isTable(idx->t)) {
- stmt *d = stmt_tbat(idx->t, RDONLY);
+ stmt *d = stmt_tbat(idx->t, RD_INS);
s = stmt_diff(s, stmt_reverse(d));
}
return s;
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