tkhurana commented on code in PR #1883:
URL: https://github.com/apache/phoenix/pull/1883#discussion_r1638956075
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phoenix-core-client/src/main/java/org/apache/phoenix/query/QueryServicesOptions.java:
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@@ -368,10 +371,27 @@ public class QueryServicesOptions {
//Security defaults
public static final boolean DEFAULT_PHOENIX_ACLS_ENABLED = false;
- //default update cache frequency
- public static final long DEFAULT_UPDATE_CACHE_FREQUENCY = 0;
public static final int DEFAULT_SMALL_SCAN_THRESHOLD = 100;
+ /**
+ * Metadata caching configs, see
https://issues.apache.org/jira/browse/PHOENIX-6883.
+ * Disable the boolean flags and set UCF=always to disable the caching
re-design.
+ *
+ * Disable caching re-design if you use Online Data Format Change since
the cutover logic
+ * is currently incompatible and clients may not learn about the physical
table change.
+ * See https://issues.apache.org/jira/browse/PHOENIX-7284.
+ *
+ * Disable caching re-design if your clients will not have ADMIN perms to
call region server
+ * RPC. See https://issues.apache.org/jira/browse/HBASE-28508
+ */
+ public static final long DEFAULT_UPDATE_CACHE_FREQUENCY
+ = (long)
ConnectionProperty.UPDATE_CACHE_FREQUENCY.getValue("ALWAYS");
+ public static final boolean DEFAULT_LAST_DDL_TIMESTAMP_VALIDATION_ENABLED
= false;
+ public static final boolean
DEFAULT_PHOENIX_METADATA_INVALIDATE_CACHE_ENABLED = false;
Review Comment:
Where is this being used ?
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