diff --git a/CLAUDE.md b/CLAUDE.md
index 438b8d9..0d0cb38 100644
--- a/CLAUDE.md
+++ b/CLAUDE.md
@@ -86,6 +86,11 @@ Current decisions at a glance (each backed by an ADR):
   with required WHERE plus `--all-rows` opt-in for unfiltered
   ops; auto-show after writes shows just the affected rows;
   DELETE reports per-relationship cascade summaries (ADR-0014).
+- **Indexes & query plans:** `add index` / `drop index`
+  (ADR-0025); `explain show data|update|delete` runs
+  `EXPLAIN QUERY PLAN` and renders an annotated, span-styled
+  plan tree (ADR-0028). `EXPLAIN QUERY PLAN` never executes,
+  so explaining a destructive command is safe.
 
 ## Repository layout
 
@@ -183,9 +188,6 @@ not yet implemented:
 - **Column drops/renames/type changes** (B2 / C2 partial): the
   rebuild-table primitive (ADR-0013) is in place; the grammar
   and dispatch are pending.
-- **Indexes**: `add index` / `drop index` done (ADR-0025).
-  `EXPLAIN QUERY PLAN` (QA1 / QA2) implemented per ADR-0028 —
-  the `explain` prefix command + span-styled plan tree.
 - **Modify relationship** (C3a): drop+add covers the use case
   today.
 - **m:n convenience** (C4): auto-generates a junction table