fix: 引擎缓存

backend/src/main/java/io/dataease/provider/datasource/JdbcProvider.java

@@ -31,7 +31,7 @@ public class JdbcProvider extends DefaultJdbcProvider {
 
     @Override
     public boolean isUseDatasourcePool(){
-        return false;
+        return true;
     }
     @Override
     public String getType(){

backend/src/main/java/io/dataease/service/engine/EngineService.java

@@ -150,10 +150,10 @@ public class EngineService {
     }
 
     private void setDs(DeEngine engine) {
-        CacheUtils.remove("ENGINE", "SimpleKey []");
+        CacheUtils.removeAll("ENGINE");
     }
 
-//    @Cacheable(value = "ENGINE")
+    @Cacheable(value = "ENGINE")
     public Datasource getDeEngine() throws Exception {
         Datasource datasource = new Datasource();
 

backend/src/main/resources/ehcache/ehcache.xml

@@ -249,6 +249,17 @@
             timeToLiveSeconds="3600"
             memoryStoreEvictionPolicy="LRU"
     />
+    <cache
+            name="ENGINE"
+            eternal="false"
+            maxElementsInMemory="100"
+            maxElementsOnDisk="1000"
+            overflowToDisk="true"
+            diskPersistent="true"
+            timeToIdleSeconds="1800"
+            timeToLiveSeconds="3600"
+            memoryStoreEvictionPolicy="LRU"
+    />
 
 
 </ehcache>