Changeset: de17cc08b53c for MonetDB
URL: https://dev.monetdb.org/hg/MonetDB/rev/de17cc08b53c
Modified Files:
sql/server/rel_optimize_sel.c
Branch: Dec2023
Log Message:
fixed issue # 7462. In the range expression merge optimizer we cannot share
expressions.
diffs (18 lines):
diff --git a/sql/server/rel_optimize_sel.c b/sql/server/rel_optimize_sel.c
--- a/sql/server/rel_optimize_sel.c
+++ b/sql/server/rel_optimize_sel.c
@@ -875,12 +875,12 @@ exps_merge_select_rse( mvc *sql, list *l
le->flag == re->flag && le->flag <= cmp_lt) {
sql_exp *mine = NULL, *maxe = NULL;
- if (!(mine = rel_binop_(sql, NULL, le->r,
re->r, "sys", "sql_min", card_value))) {
+ if (!(mine = rel_binop_(sql, NULL,
exp_copy(sql, le->r), exp_copy(sql, re->r), "sys", "sql_min", card_value))) {
sql->session->status = 0;
sql->errstr[0] = '\0';
continue;
}
- if (!(maxe = rel_binop_(sql, NULL, le->f,
re->f, "sys", "sql_max", card_value))) {
+ if (!(maxe = rel_binop_(sql, NULL,
exp_copy(sql, le->f), exp_copy(sql, re->f), "sys", "sql_max", card_value))) {
sql->session->status = 0;
sql->errstr[0] = '\0';
continue;
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