[ASTERIXDB-3401][STO] Change default cloud caching policy to Selective

- user model changes: yes
- storage format changes: no
- interface changes: no

Details:
Use 'selective' caching policy by default

Change-Id: Ic62d04b247ad1ced8f45014ccade2e1a20fc5f8d
Reviewed-on: https://asterix-gerrit.ics.uci.edu/c/asterixdb/+/18301
Integration-Tests: Jenkins <jenkins@fulliautomatix.ics.uci.edu>
Reviewed-by: Murtadha Hubail <mhubail@apache.org>
Tested-by: Jenkins <jenkins@fulliautomatix.ics.uci.edu>
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/results/api/cluster_state_1/cluster_state_1.1.regexadm b/asterixdb/asterix-app/src/test/resources/runtimets/results/api/cluster_state_1/cluster_state_1.1.regexadm
index 597b9ba..b8ddc87 100644
--- a/asterixdb/asterix-app/src/test/resources/runtimets/results/api/cluster_state_1/cluster_state_1.1.regexadm
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/results/api/cluster_state_1/cluster_state_1.1.regexadm
@@ -14,7 +14,7 @@
     "cloud.storage.allocation.percentage" : 0.8,
     "cloud.storage.anonymous.auth" : false,
     "cloud.storage.bucket" : "",
-    "cloud.storage.cache.policy" : "lazy",
+    "cloud.storage.cache.policy" : "selective",
     "cloud.storage.debug.mode.enabled" : false,
     "cloud.storage.debug.sweep.threshold.size" : 1073741824,
     "cloud.storage.disk.monitor.interval" : 60,
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/results/api/cluster_state_1_full/cluster_state_1_full.1.regexadm b/asterixdb/asterix-app/src/test/resources/runtimets/results/api/cluster_state_1_full/cluster_state_1_full.1.regexadm
index 911732f..3d92c44 100644
--- a/asterixdb/asterix-app/src/test/resources/runtimets/results/api/cluster_state_1_full/cluster_state_1_full.1.regexadm
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/results/api/cluster_state_1_full/cluster_state_1_full.1.regexadm
@@ -14,7 +14,7 @@
     "cloud.storage.allocation.percentage" : 0.8,
     "cloud.storage.anonymous.auth" : false,
     "cloud.storage.bucket" : "",
-    "cloud.storage.cache.policy" : "lazy",
+    "cloud.storage.cache.policy" : "selective",
     "cloud.storage.debug.mode.enabled" : false,
     "cloud.storage.debug.sweep.threshold.size" : 1073741824,
     "cloud.storage.disk.monitor.interval" : 60,
diff --git a/asterixdb/asterix-app/src/test/resources/runtimets/results/api/cluster_state_1_less/cluster_state_1_less.1.regexadm b/asterixdb/asterix-app/src/test/resources/runtimets/results/api/cluster_state_1_less/cluster_state_1_less.1.regexadm
index 001ec5f..5264d9d 100644
--- a/asterixdb/asterix-app/src/test/resources/runtimets/results/api/cluster_state_1_less/cluster_state_1_less.1.regexadm
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/results/api/cluster_state_1_less/cluster_state_1_less.1.regexadm
@@ -14,7 +14,7 @@
     "cloud.storage.allocation.percentage" : 0.8,
     "cloud.storage.anonymous.auth" : false,
     "cloud.storage.bucket" : "",
-    "cloud.storage.cache.policy" : "lazy",
+    "cloud.storage.cache.policy" : "selective",
     "cloud.storage.debug.mode.enabled" : false,
     "cloud.storage.debug.sweep.threshold.size" : 1073741824,
     "cloud.storage.disk.monitor.interval" : 60,
diff --git a/asterixdb/asterix-common/src/main/java/org/apache/asterix/common/config/CloudProperties.java b/asterixdb/asterix-common/src/main/java/org/apache/asterix/common/config/CloudProperties.java
index 4b80680..dd90f1a 100644
--- a/asterixdb/asterix-common/src/main/java/org/apache/asterix/common/config/CloudProperties.java
+++ b/asterixdb/asterix-common/src/main/java/org/apache/asterix/common/config/CloudProperties.java
@@ -47,7 +47,7 @@
         CLOUD_STORAGE_REGION(STRING, ""),
         CLOUD_STORAGE_ENDPOINT(STRING, ""),
         CLOUD_STORAGE_ANONYMOUS_AUTH(BOOLEAN, false),
-        CLOUD_STORAGE_CACHE_POLICY(STRING, "lazy"),
+        CLOUD_STORAGE_CACHE_POLICY(STRING, "selective"),
         // 80% of the total disk space
         CLOUD_STORAGE_ALLOCATION_PERCENTAGE(DOUBLE, 0.8d),
         // 90% of the allocated space for storage (i.e., 90% of the 80% of the total disk space)