skip branches to check foreign keys, as they generally shouldn't impa…

…ct query result type
launchbadge · May 7, 2023 · 4e59c96 · 4e59c96
1 parent 323c512
commit 4e59c96
Showing 1 changed file with 10 additions and 3 deletions.
diff --git a/sqlx-sqlite/src/connection/explain.rs b/sqlx-sqlite/src/connection/explain.rs
@@ -436,9 +436,16 @@ pub(super) fn explain(
                     continue;
                 }
 
-                OP_DECR_JUMP_ZERO | OP_ELSE_EQ | OP_EQ | OP_FILTER | OP_FK_IF_ZERO | OP_FOUND
-                | OP_GE | OP_GT | OP_IDX_GE | OP_IDX_GT | OP_IDX_LE | OP_IDX_LT | OP_IF_NO_HOPE
-                | OP_IF_NOT | OP_IF_NOT_OPEN | OP_IF_NOT_ZERO | OP_IF_NULL_ROW | OP_IF_SMALLER
+                OP_FK_IF_ZERO => {
+                    // goto <p2> if no constraints are unsatisfied (assumed to be true)
+
+                    state.mem.program_i = p2 as usize;
+                    continue;
+                }
+
+                OP_DECR_JUMP_ZERO | OP_ELSE_EQ | OP_EQ | OP_FILTER | OP_FOUND | OP_GE | OP_GT
+                | OP_IDX_GE | OP_IDX_GT | OP_IDX_LE | OP_IDX_LT | OP_IF_NO_HOPE | OP_IF_NOT
+                | OP_IF_NOT_OPEN | OP_IF_NOT_ZERO | OP_IF_NULL_ROW | OP_IF_SMALLER
                 | OP_INCR_VACUUM | OP_IS_NULL | OP_IS_NULL_OR_TYPE | OP_LE | OP_LT | OP_NE
                 | OP_NEXT | OP_NO_CONFLICT | OP_NOT_EXISTS | OP_ONCE | OP_PREV | OP_PROGRAM
                 | OP_ROW_SET_READ | OP_ROW_SET_TEST | OP_SEEK_GE | OP_SEEK_GT | OP_SEEK_LE