fix: rosetta account/balance speed

* fix: optimize stx_events query

* fix: add missing indexes

src/datastore/postgres-store.ts

@@ -4370,18 +4370,15 @@ export class PgDataStore
       debit_total: string | null;
     }>(
       `
-      WITH transfers AS (
-        SELECT amount, sender, recipient
-        FROM stx_events
-        WHERE canonical = true AND microblock_canonical = true AND (sender = $1 OR recipient = $1) AND block_height <= $2
-      ), credit AS (
+      WITH credit AS (
         SELECT sum(amount) as credit_total
-        FROM transfers
-        WHERE recipient = $1
-      ), debit AS (
+        FROM stx_events
+        WHERE canonical = true AND microblock_canonical = true AND recipient = $1 AND block_height <= $2
+      ),
+      debit AS (
         SELECT sum(amount) as debit_total
-        FROM transfers
-        WHERE sender = $1
+        FROM stx_events
+        WHERE canonical = true AND microblock_canonical = true AND sender = $1 AND block_height <= $2
       )
       SELECT credit_total, debit_total
       FROM credit CROSS JOIN debit

src/migrations/1584619633448_txs.ts

@@ -172,6 +172,7 @@ export async function up(pgm: MigrationBuilder): Promise<void> {
 
   pgm.createIndex('txs', 'canonical');
   pgm.createIndex('txs', ['canonical', 'microblock_canonical']);
+  pgm.createIndex('txs', ['sender_address', 'block_height']);
 
   pgm.createIndex('txs', [
     { name: 'block_height', sort: 'DESC' },

src/migrations/1588252682585_stx_events.ts

@@ -71,6 +71,8 @@ export async function up(pgm: MigrationBuilder): Promise<void> {
   pgm.createIndex('stx_events', 'event_index');
 
   pgm.createIndex('stx_events', ['canonical', 'microblock_canonical']);
+  pgm.createIndex('stx_events', ['sender', 'block_height']);
+  pgm.createIndex('stx_events', ['recipient', 'block_height']);
 
   // TODO(mb): this and other tx metadata rows could probably only use a composite index on (parent_index_block_hash, microblock_hash)?
   // also maybe only a composite index on (canonical, microblock_canonical)?

src/migrations/1605100253938_stx_lock_events.ts

@@ -67,5 +67,6 @@ export async function up(pgm: MigrationBuilder): Promise<void> {
   pgm.createIndex('stx_lock_events', 'microblock_canonical');
   pgm.createIndex('stx_lock_events', 'locked_address');
   pgm.createIndex('stx_lock_events', 'event_index');
+  pgm.createIndex('stx_lock_events', 'unlock_height');
 
 }