feat: create job to count token tx and add index for address tx count…

… table

src/main/java/org/cardanofoundation/job/repository/ledgersync/TokenTxCountRepository.java

@@ -0,0 +1,16 @@
+package org.cardanofoundation.job.repository.ledgersync;
+
+import jakarta.transaction.Transactional;
+
+import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.data.jpa.repository.Modifying;
+import org.springframework.data.jpa.repository.Query;
+
+import org.cardanofoundation.explorer.common.entity.ledgersync.TokenTxCount;
+
+public interface TokenTxCountRepository extends JpaRepository<TokenTxCount, Long> {
+  @Modifying(clearAutomatically = true)
+  @Transactional
+  @Query(value = "REFRESH MATERIALIZED VIEW token_tx_count", nativeQuery = true)
+  void refreshMaterializedView();
+}

src/main/java/org/cardanofoundation/job/schedules/TokenInfoSchedule.java

@@ -9,6 +9,7 @@
 import org.springframework.scheduling.annotation.Scheduled;
 import org.springframework.stereotype.Component;
 
+import org.cardanofoundation.job.repository.ledgersync.TokenTxCountRepository;
 import org.cardanofoundation.job.service.TokenInfoService;
 
 @Component
@@ -23,6 +24,8 @@ public class TokenInfoSchedule {
 
   final TokenInfoService tokenInfoService;
 
+  private final TokenTxCountRepository tokenTxCountRepository;
+
   @Scheduled(fixedDelayString = "${jobs.token-info.fixed-delay}")
   public void updateTokenInfo() {
     try {
@@ -38,4 +41,20 @@ public void updateTokenInfo() {
       log.error("Error occurred during Token Info update: {}", e.getMessage(), e);
     }
   }
+
+  @Scheduled(fixedRate = 1000 * 60 * 15) // 15 minutes
+  public void updateNumberOfTokenTx() {
+    try {
+      log.info("Token Info Job: -------Start------");
+      long startTime = System.currentTimeMillis();
+
+      tokenTxCountRepository.refreshMaterializedView();
+
+      long executionTime = System.currentTimeMillis() - startTime;
+      log.info("Update number of token transactions successfully, takes: [{} ms]", executionTime);
+      log.info("Token Info Job: -------End------");
+    } catch (Exception e) {
+      log.error("Error occurred during Token Info update: {}", e.getMessage(), e);
+    }
+  }
 }

src/main/resources/db/migration/ledgersync/V1_3_24__add_materialized_view_for_address_tx_count_.sql

@@ -5,4 +5,7 @@ SELECT add.address                        AS address,
        count(distinct ata.tx_hash)                        AS tx_count
 FROM address add
          left join address_tx_amount ata on ata.address = add.address
-GROUP BY add.address;
+GROUP BY add.address;
+
+CREATE INDEX IF NOT EXISTS address_tx_count_address_idx ON address_tx_count (address);
+CREATE INDEX IF NOT EXISTS address_tx_count_tx_count_idx ON address_tx_count (tx_count);

src/main/resources/db/migration/ledgersync/V1_3_25__add_materialized_view_to_count_token_tx.sql

@@ -0,0 +1,10 @@
+DROP MATERIALIZED VIEW IF EXISTS token_tx_count;
+
+CREATE MATERIALIZED VIEW token_tx_count as
+SELECT ma.id as ident, count(distinct (ata.tx_hash)) as tx_count
+FROM address_tx_amount ata
+         JOIN multi_asset ma ON ata.unit = ma.unit
+GROUP BY ma.id;
+
+CREATE INDEX token_tx_count_ident_idx ON token_tx_count(ident);
+CREATE INDEX token_tx_count_tx_count_idx ON token_tx_count(tx_count);