[log_vtab_impl] fix index constraint

Missed checking the end bounds Fixes #1194
8 months ago · 0b985ef64f
parent bab9f8dd9e
commit 0b985ef64f
1 changed files with 2 additions and 2 deletions
--- a/src/log_vtab_impl.cc
+++ b/src/log_vtab_impl.cc
@ -1202,7 +1202,7 @@ log_cursor::update(unsigned char op, vis_line_t vl, constraint_t cons)
        case SQLITE_INDEX_CONSTRAINT_LE:
            if (vl < 0_vl) {
                this->lc_curr_line = this->lc_end_line;
-            } else {
+            } else if (vl < this->lc_end_line) {
                this->lc_end_line
                    = vl + (cons == constraint_t::unique ? 1_vl : 0_vl);
            }
@ -1210,7 +1210,7 @@ log_cursor::update(unsigned char op, vis_line_t vl, constraint_t cons)
        case SQLITE_INDEX_CONSTRAINT_LT:
            if (vl <= 0_vl) {
                this->lc_curr_line = this->lc_end_line;
-            } else {
+            } else if (vl < this->lc_end_line) {
                this->lc_end_line = vl;
            }
            break;