PHOENIX-3652 Users who do not have global access to hbase cluster can't connect to phoenix
diff --git a/phoenix-core/src/main/java/org/apache/phoenix/query/ConnectionQueryServicesImpl.java b/phoenix-core/src/main/java/org/apache/phoenix/query/ConnectionQueryServicesImpl.java
index 7a9f0e5..2916c44 100644
--- a/phoenix-core/src/main/java/org/apache/phoenix/query/ConnectionQueryServicesImpl.java
+++ b/phoenix-core/src/main/java/org/apache/phoenix/query/ConnectionQueryServicesImpl.java
@@ -2734,9 +2734,8 @@
                     HTableInterface metatable = null;
                     try (HBaseAdmin admin = getAdmin()) {
                         ensureNamespaceCreated(QueryConstants.SYSTEM_SCHEMA_NAME);
-                        List<HTableDescriptor> tables = Arrays
-                                .asList(admin.listTables(QueryConstants.SYSTEM_SCHEMA_NAME + "\\..*"));
-                        List<String> tableNames = getTableNames(tables);
+                        List<TableName> tableNames = Arrays
+                                .asList(admin.listTableNames(QueryConstants.SYSTEM_SCHEMA_NAME + "\\..*"));
                         if (tableNames.size() == 0) { return; }
                         if (tableNames.size() > 4) { throw new IllegalArgumentException(
                                 "Expected 4 system table only but found " + tableNames.size() + ":" + tableNames); }
@@ -2754,10 +2753,10 @@
                             }
                             tableNames.remove(PhoenixDatabaseMetaData.SYSTEM_CATALOG_NAME);
                         }
-                        for (String table : tableNames) {
-                            UpgradeUtil.mapTableToNamespace(admin, metatable, table, props, null, PTableType.SYSTEM,
+                        for (TableName table : tableNames) {
+                            UpgradeUtil.mapTableToNamespace(admin, metatable, table.getNameAsString(), props, null, PTableType.SYSTEM,
                                     null);
-                            ConnectionQueryServicesImpl.this.removeTable(null, table, null,
+                            ConnectionQueryServicesImpl.this.removeTable(null, table.getNameAsString(), null,
                                     MetaDataProtocol.MIN_SYSTEM_TABLE_TIMESTAMP_4_1_0);
                         }
                         if (!tableNames.isEmpty()) {
@@ -2845,14 +2844,6 @@
         }
     }
 
-    private List<String> getTableNames(List<HTableDescriptor> tables) {
-        List<String> tableNames = new ArrayList<String>(4);
-        for (HTableDescriptor desc : tables) {
-            tableNames.add(desc.getNameAsString());
-        }
-        return tableNames;
-    }
-
     private String addColumn(String columnsToAddSoFar, String columns) {
         if (columnsToAddSoFar == null || columnsToAddSoFar.isEmpty()) {
             return columns;