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commit 08d960ec27b96feac67380774c2e249192d6a2a1
Merge: 69b31add73 3f91981236
Author: Ian Maxon <[email protected]>
AuthorDate: Tue Oct 28 15:39:54 2025 -0700

    Merge branch trinity into phoenix
    
    * [ASTERIXDB-3658][RT]Remove operator descriptions from profile (MB-68975)
    
    Ext-ref: MB-68975
    Change-Id: I716c7c40531261eb3b719118b967d45df312a90b

 .../src/test/resources/runtimets/profiled.xml      | 19 +++++++++++++-
 .../long-description.1.query.sqlpp                 | 29 ++++++++++++++++++++++
 .../long-description/long-description.1.adm        |  0
 .../results/profile/plansleep/sleep.3.regexjson    | 12 ++++-----
 .../meta/AlgebricksMetaOperatorDescriptor.java     | 12 ++++-----
 .../api/dataflow/ProfiledOperatorNodePushable.java |  5 ++--
 6 files changed, 62 insertions(+), 15 deletions(-)

diff --cc asterixdb/asterix-app/src/test/resources/runtimets/profiled.xml
index 2efc64f627,75fe49734b..15c52dc9d4
--- a/asterixdb/asterix-app/src/test/resources/runtimets/profiled.xml
+++ b/asterixdb/asterix-app/src/test/resources/runtimets/profiled.xml
@@@ -58,13 -50,22 +58,30 @@@
          <output-dir compare="Text">non-unary-subplan</output-dir>
        </compilation-unit>
      </test-case>
 +    <test-case FilePath="profile">
 +      <compilation-unit name="subplan">
 +        <parameter name="profile" value="timings" type="string"/>
 +        <parameter name="optimized-logical-plan" value="true" type="string"/>
 +        <parameter name="plan-format" value="json" type="string"/>
 +        <output-dir compare="Text">subplan</output-dir>
 +      </compilation-unit>
 +    </test-case>
+     <test-case FilePath="profile">
+       <compilation-unit name="long-description">
+         <output-dir compare="Text">long-description</output-dir>
+       </compilation-unit>
+     </test-case>
+     <test-case FilePath="profile">
+       <compilation-unit name="long-description">
+         <parameter name="profile" value="counts" type="string"/>
+         <output-dir compare="Text">long-description</output-dir>
+       </compilation-unit>
+     </test-case>
+     <test-case FilePath="profile">
+       <compilation-unit name="long-description">
+         <parameter name="profile" value="timings" type="string"/>
+         <output-dir compare="Text">long-description</output-dir>
+       </compilation-unit>
+     </test-case>
    </test-group>
--</test-suite>
++</test-suite>
diff --cc 
asterixdb/asterix-app/src/test/resources/runtimets/results/profile/plansleep/sleep.3.regexjson
index 28562e7110,0000000000..d6b31fa52f
mode 100644,000000..100644
--- 
a/asterixdb/asterix-app/src/test/resources/runtimets/results/profile/plansleep/sleep.3.regexjson
+++ 
b/asterixdb/asterix-app/src/test/resources/runtimets/results/profile/plansleep/sleep.3.regexjson
@@@ -1,564 -1,0 +1,564 @@@
 +{
 +  "optimizedLogicalPlan": {
 +    "operator": "distribute-result",
 +    "expressions": [
 +      "$$48"
 +    ],
 +    "operatorId": "1.1",
 +    "runtime-id": "R{.+}",
 +    "min-time": "R{[0-9.]+}",
 +    "max-time": "R{[0-9.]+}",
 +    "physical-operator": "DISTRIBUTE_RESULT",
 +    "execution-mode": "PARTITIONED",
 +    "optimizer-estimates": {
 +      "cardinality": "R{[0-9.]+}",
 +      "doc-size": "R{[0-9.]+}",
 +      "op-cost": "R{[0-9.]+}",
 +      "total-cost": "R{[0-9.]+}"
 +    },
 +    "inputs": [
 +      {
 +        "operator": "exchange",
 +        "operatorId": "1.2",
 +        "runtime-id": "R{.+}",
 +        "physical-operator": "ONE_TO_ONE_EXCHANGE",
 +        "execution-mode": "PARTITIONED",
 +        "optimizer-estimates": {
 +          "cardinality": "R{[0-9.]+}",
 +          "doc-size": "R{[0-9.]+}",
 +          "op-cost": "R{[0-9.]+}",
 +          "total-cost": "R{[0-9.]+}"
 +        },
 +        "inputs": [
 +          {
 +            "operator": "project",
 +            "variables": [
 +              "$$48"
 +            ],
 +            "operatorId": "1.3",
 +            "runtime-id": "R{.+}",
 +            "min-time": "R{[0-9.]+}",
 +            "max-time": "R{[0-9.]+}",
 +            "min-cardinality": 3,
 +            "max-cardinality": 3,
 +            "total-cardinality": 3,
 +            "min-tuple-size": 39,
 +            "max-tuple-size": 44,
 +            "avg-tuple-size": 41.666666666666664,
 +            "frame-count": 1,
 +            "avg-tuples-per-frame": 3.0,
 +            "tuple-bytes": "125 bytes",
 +            "physical-operator": "STREAM_PROJECT",
 +            "execution-mode": "PARTITIONED",
 +            "optimizer-estimates": {
 +              "cardinality": "R{[0-9.]+}",
 +              "doc-size": "R{[0-9.]+}",
 +              "op-cost": "R{[0-9.]+}",
 +              "total-cost": "R{[0-9.]+}"
 +            },
 +            "inputs": [
 +              {
 +                "operator": "exchange",
 +                "operatorId": "1.4",
 +                "runtime-id": "R{.+}",
 +                "min-time": "R{[0-9.]+}",
 +                "max-time": "R{[0-9.]+}",
 +                "min-cardinality": "R{[0-9.]+}",
 +                "max-cardinality": "R{[0-9.]+}",
 +                "total-cardinality": "R{[0-9.]+}",
 +                "physical-operator": "SORT_MERGE_EXCHANGE [$$49(ASC) ]",
 +                "execution-mode": "PARTITIONED",
 +                "optimizer-estimates": {
 +                  "cardinality": "R{[0-9.]+}",
 +                  "doc-size": "R{[0-9.]+}",
 +                  "op-cost": "R{[0-9.]+}",
 +                  "total-cost": "R{[0-9.]+}"
 +                },
 +                "inputs": [
 +                  {
 +                    "operator": "order",
 +                    "order-by-list": [
 +                      {
 +                        "order": "ASC",
 +                        "expression": "$$49"
 +                      }
 +                    ],
 +                    "operatorId": "1.5",
 +                    "runtime-id": "R{.+}",
 +                    "activity-stats": [
 +                      {
-                         "name": "Sort (Run Generation)",
++                        "name": "R{.+}",
 +                        "id": "ANID:0",
 +                        "min-time": "R{[0-9.]+}",
 +                        "max-time": "R{[0-9.]+}"
 +                      },
 +                      {
-                         "name": "Sort (Run Merge)",
++                        "name": "R{.+}",
 +                        "id": "ANID:1",
 +                        "min-time": "R{[0-9.]+}",
 +                        "max-time": "R{[0-9.]+}",
 +                        "min-cardinality": 3,
 +                        "max-cardinality": 3,
 +                        "total-cardinality": 3,
 +                        "min-tuple-size": 53,
 +                        "max-tuple-size": 63,
 +                        "avg-tuple-size": 58.333333333333336,
 +                        "frame-count": 1,
 +                        "avg-tuples-per-frame": 3.0,
 +                        "tuple-bytes": "175 bytes"
 +                      }
 +                    ],
 +                    "physical-operator": "STABLE_SORT [$$49(ASC)]",
 +                    "execution-mode": "PARTITIONED",
 +                    "optimizer-estimates": {
 +                      "cardinality": "R{[0-9.]+}",
 +                      "doc-size": "R{[0-9.]+}",
 +                      "op-cost": "R{[0-9.]+}",
 +                      "total-cost": "R{[0-9.]+}"
 +                    },
 +                    "inputs": [
 +                      {
 +                        "operator": "exchange",
 +                        "operatorId": "1.6",
 +                        "runtime-id": "R{.+}",
 +                        "physical-operator": "ONE_TO_ONE_EXCHANGE",
 +                        "execution-mode": "PARTITIONED",
 +                        "optimizer-estimates": {
 +                          "cardinality": "R{[0-9.]+}",
 +                          "doc-size": "R{[0-9.]+}",
 +                          "op-cost": "R{[0-9.]+}",
 +                          "total-cost": "R{[0-9.]+}"
 +                        },
 +                        "inputs": [
 +                          {
 +                            "operator": "assign",
 +                            "variables": [
 +                              "$$49"
 +                            ],
 +                            "expressions": [
 +                              "sleep($$city, 1700)"
 +                            ],
 +                            "project-variables": [
 +                              "$$48",
 +                              "$$49"
 +                            ],
 +                            "operatorId": "1.7",
 +                            "runtime-id": "R{.+}",
 +                            "min-time": "R{[0-9.]+}",
 +                            "max-time": "R{[0-9.]+}",
 +                            "min-cardinality": 3,
 +                            "max-cardinality": 3,
 +                            "total-cardinality": 3,
 +                            "min-tuple-size": 53,
 +                            "max-tuple-size": 63,
 +                            "avg-tuple-size": 58.333333333333336,
 +                            "frame-count": 1,
 +                            "avg-tuples-per-frame": 3.0,
 +                            "tuple-bytes": "175 bytes",
 +                            "physical-operator": "ASSIGN",
 +                            "execution-mode": "PARTITIONED",
 +                            "optimizer-estimates": {
 +                              "cardinality": "R{[0-9.]+}",
 +                              "doc-size": "R{[0-9.]+}",
 +                              "op-cost": "R{[0-9.]+}",
 +                              "total-cost": "R{[0-9.]+}"
 +                            },
 +                            "inputs": [
 +                              {
 +                                "operator": "assign",
 +                                "variables": [
 +                                  "$$48"
 +                                ],
 +                                "expressions": [
 +                                  "{\"customers\": $$52, \"city\": $$city}"
 +                                ],
 +                                "project-variables": [
 +                                  "$$city",
 +                                  "$$48"
 +                                ],
 +                                "operatorId": "1.8",
 +                                "runtime-id": "R{.+}",
 +                                "min-time": "R{[0-9.]+}",
 +                                "max-time": "R{[0-9.]+}",
 +                                "min-cardinality": 3,
 +                                "max-cardinality": 3,
 +                                "total-cardinality": 3,
 +                                "min-tuple-size": 53,
 +                                "max-tuple-size": 63,
 +                                "avg-tuple-size": 58.333333333333336,
 +                                "frame-count": 1,
 +                                "avg-tuples-per-frame": 3.0,
 +                                "tuple-bytes": "175 bytes",
 +                                "physical-operator": "ASSIGN",
 +                                "execution-mode": "PARTITIONED",
 +                                "optimizer-estimates": {
 +                                  "cardinality": "R{[0-9.]+}",
 +                                  "doc-size": "R{[0-9.]+}",
 +                                  "op-cost": "R{[0-9.]+}",
 +                                  "total-cost": "R{[0-9.]+}"
 +                                },
 +                                "inputs": [
 +                                  {
 +                                    "operator": "exchange",
 +                                    "operatorId": "1.9",
 +                                    "runtime-id": "R{.+}",
 +                                    "physical-operator": 
"ONE_TO_ONE_EXCHANGE",
 +                                    "execution-mode": "PARTITIONED",
 +                                    "optimizer-estimates": {
 +                                      "cardinality": "R{[0-9.]+}",
 +                                      "doc-size": "R{[0-9.]+}",
 +                                      "op-cost": "R{[0-9.]+}",
 +                                      "total-cost": "R{[0-9.]+}"
 +                                    },
 +                                    "inputs": [
 +                                      {
 +                                        "operator": "group-by",
 +                                        "group-by-list": [
 +                                          {
 +                                            "variable": "$$city",
 +                                            "expression": "$$56"
 +                                          }
 +                                        ],
 +                                        "subplan": [
 +                                          {
 +                                            "operator": "aggregate",
 +                                            "variables": [
 +                                              "$$52"
 +                                            ],
 +                                            "expressions": [
 +                                              "agg-sql-sum($$55)"
 +                                            ],
 +                                            "operatorId": "1.9.1",
 +                                            "physical-operator": "AGGREGATE",
 +                                            "execution-mode": "LOCAL",
 +                                            "inputs": [
 +                                              {
 +                                                "operator": 
"nested-tuple-source",
 +                                                "operatorId": "1.9.2",
 +                                                "physical-operator": 
"NESTED_TUPLE_SOURCE",
 +                                                "execution-mode": "LOCAL"
 +                                              }
 +                                            ]
 +                                          }
 +                                        ],
 +                                        "operatorId": "1.10",
 +                                        "runtime-id": "R{.+}",
 +                                        "activity-stats": [
 +                                          {
-                                             "name": "Sort (Run Generation)",
++                                            "name": "R{.+}",
 +                                            "id": "ANID:0",
 +                                            "min-time": "R{[0-9.]+}",
 +                                            "max-time": "R{[0-9.]+}"
 +                                          },
 +                                          {
-                                             "name": "Sort (Run Merge)",
++                                            "name": "R{.+}",
 +                                            "id": "ANID:1",
 +                                            "min-time": "R{[0-9.]+}",
 +                                            "max-time": "R{[0-9.]+}",
 +                                            "min-cardinality": 3,
 +                                            "max-cardinality": 3,
 +                                            "total-cardinality": 3,
 +                                            "min-tuple-size": 27,
 +                                            "max-tuple-size": 32,
 +                                            "avg-tuple-size": 
29.666666666666668,
 +                                            "frame-count": 1,
 +                                            "avg-tuples-per-frame": 3.0,
 +                                            "tuple-bytes": "89 bytes"
 +                                          }
 +                                        ],
 +                                        "physical-operator": 
"SORT_GROUP_BY[$$56]",
 +                                        "execution-mode": "PARTITIONED",
 +                                        "optimizer-estimates": {
 +                                          "cardinality": "R{[0-9.]+}",
 +                                          "doc-size": "R{[0-9.]+}",
 +                                          "op-cost": "R{[0-9.]+}",
 +                                          "total-cost": "R{[0-9.]+}"
 +                                        },
 +                                        "inputs": [
 +                                          {
 +                                            "operator": "exchange",
 +                                            "operatorId": "1.11",
 +                                            "runtime-id": "R{.+}",
 +                                            "min-time": "R{[0-9.]+}",
 +                                            "max-time": "R{[0-9.]+}",
 +                                            "min-cardinality": 3,
 +                                            "max-cardinality": 3,
 +                                            "total-cardinality": 3,
 +                                            "physical-operator": 
"HASH_PARTITION_EXCHANGE [$$56]",
 +                                            "execution-mode": "PARTITIONED",
 +                                            "optimizer-estimates": {
 +                                              "cardinality": "R{[0-9.]+}",
 +                                              "doc-size": "R{[0-9.]+}",
 +                                              "op-cost": "R{[0-9.]+}",
 +                                              "total-cost": "R{[0-9.]+}"
 +                                            },
 +                                            "inputs": [
 +                                              {
 +                                                "operator": "group-by",
 +                                                "group-by-list": [
 +                                                  {
 +                                                    "variable": "$$56",
 +                                                    "expression": "$$50"
 +                                                  }
 +                                                ],
 +                                                "subplan": [
 +                                                  {
 +                                                    "operator": "aggregate",
 +                                                    "variables": [
 +                                                      "$$55"
 +                                                    ],
 +                                                    "expressions": [
 +                                                      "agg-sql-count(1)"
 +                                                    ],
 +                                                    "operatorId": "1.11.1",
 +                                                    "physical-operator": 
"AGGREGATE",
 +                                                    "execution-mode": "LOCAL",
 +                                                    "inputs": [
 +                                                      {
 +                                                        "operator": 
"nested-tuple-source",
 +                                                        "operatorId": 
"1.11.2",
 +                                                        "physical-operator": 
"NESTED_TUPLE_SOURCE",
 +                                                        "execution-mode": 
"LOCAL"
 +                                                      }
 +                                                    ]
 +                                                  }
 +                                                ],
 +                                                "operatorId": "1.12",
 +                                                "runtime-id": "R{.+}",
 +                                                "activity-stats": [
 +                                                  {
-                                                     "name": "Sort (Run 
Generation)",
++                                                    "name": "R{.+}",
 +                                                    "id": "ANID:0",
 +                                                    "min-time": "R{[0-9.]+}",
 +                                                    "max-time": "R{[0-9.]+}"
 +                                                  },
 +                                                  {
-                                                     "name": "Sort (Run 
Merge)",
++                                                    "name": "R{.+}",
 +                                                    "id": "ANID:1",
 +                                                    "min-time": "R{[0-9.]+}",
 +                                                    "max-time": "R{[0-9.]+}",
 +                                                    "min-cardinality": 3,
 +                                                    "max-cardinality": 3,
 +                                                    "total-cardinality": 3,
 +                                                    "min-tuple-size": 27,
 +                                                    "max-tuple-size": 32,
 +                                                    "avg-tuple-size": 
29.666666666666668,
 +                                                    "frame-count": 1,
 +                                                    "avg-tuples-per-frame": 
3.0,
 +                                                    "tuple-bytes": "89 bytes"
 +                                                  }
 +                                                ],
 +                                                "physical-operator": 
"SORT_GROUP_BY[$$50]",
 +                                                "execution-mode": 
"PARTITIONED",
 +                                                "optimizer-estimates": {
 +                                                  "cardinality": "R{[0-9.]+}",
 +                                                  "doc-size": "R{[0-9.]+}",
 +                                                  "op-cost": "R{[0-9.]+}",
 +                                                  "total-cost": "R{[0-9.]+}"
 +                                                },
 +                                                "inputs": [
 +                                                  {
 +                                                    "operator": "exchange",
 +                                                    "operatorId": "1.13",
 +                                                    "runtime-id": "R{.+}",
 +                                                    "physical-operator": 
"ONE_TO_ONE_EXCHANGE",
 +                                                    "execution-mode": 
"PARTITIONED",
 +                                                    "optimizer-estimates": {
 +                                                      "cardinality": 
"R{[0-9.]+}",
 +                                                      "doc-size": 
"R{[0-9.]+}",
 +                                                      "op-cost": "R{[0-9.]+}",
 +                                                      "total-cost": 
"R{[0-9.]+}"
 +                                                    },
 +                                                    "inputs": [
 +                                                      {
 +                                                        "operator": "assign",
 +                                                        "variables": [
 +                                                          "$$50"
 +                                                        ],
 +                                                        "expressions": [
 +                                                          
"$$c.getField(3).getField(2)"
 +                                                        ],
 +                                                        "project-variables": [
 +                                                          "$$50"
 +                                                        ],
 +                                                        "operatorId": "1.14",
 +                                                        "runtime-id": "R{.+}",
 +                                                        "min-time": 
"R{[0-9.]+}",
 +                                                        "max-time": 
"R{[0-9.]+}",
 +                                                        "min-cardinality": 
"R{[0-9.]+}",
 +                                                        "max-cardinality": 
"R{[0-9.]+}",
 +                                                        "total-cardinality": 
"R{[0-9.]+}",
 +                                                        "min-tuple-size": 
"R{[0-9.]+}",
 +                                                        "max-tuple-size": 
"R{[0-9.]+}",
 +                                                        "avg-tuple-size": 
"R{[0-9.]+}",
 +                                                        "frame-count": 
"R{[0-9.]+}",
 +                                                        
"avg-tuples-per-frame": "R{[0-9.]+}",
 +                                                        "tuple-bytes": 
"R{.+}",
 +                                                        "physical-operator": 
"ASSIGN",
 +                                                        "execution-mode": 
"PARTITIONED",
 +                                                        
"optimizer-estimates": {
 +                                                          "cardinality": 
"R{[0-9.]+}",
 +                                                          "doc-size": 
"R{[0-9.]+}",
 +                                                          "op-cost": 
"R{[0-9.]+}",
 +                                                          "total-cost": 
"R{[0-9.]+}"
 +                                                        },
 +                                                        "inputs": [
 +                                                          {
 +                                                            "operator": 
"select",
 +                                                            "condition": 
"lt($$c.getField(2), 65)",
 +                                                            "operatorId": 
"1.15",
 +                                                            "runtime-id": 
"R{.+}",
 +                                                            "min-time": 
"R{[0-9.]+}",
 +                                                            "max-time": 
"R{[0-9.]+}",
 +                                                            
"min-cardinality": 5,
 +                                                            
"max-cardinality": 5,
 +                                                            
"total-cardinality": 5,
 +                                                            "min-tuple-size": 
142,
 +                                                            "max-tuple-size": 
151,
 +                                                            "avg-tuple-size": 
145.6,
 +                                                            "frame-count": 1,
 +                                                            
"avg-tuples-per-frame": 5.0,
 +                                                            "tuple-bytes": 
"728 bytes",
 +                                                            
"physical-operator": "STREAM_SELECT",
 +                                                            "execution-mode": 
"PARTITIONED",
 +                                                            
"optimizer-estimates": {
 +                                                              "cardinality": 
"R{[0-9.]+}",
 +                                                              "doc-size": 
"R{[0-9.]+}",
 +                                                              "op-cost": 
"R{[0-9.]+}",
 +                                                              "total-cost": 
"R{[0-9.]+}"
 +                                                            },
 +                                                            "inputs": [
 +                                                              {
 +                                                                "operator": 
"project",
 +                                                                "variables": [
 +                                                                  "$$c"
 +                                                                ],
 +                                                                "operatorId": 
"1.16",
 +                                                                "runtime-id": 
"R{.+}",
 +                                                                "min-time": 
"R{[0-9.]+}",
 +                                                                "max-time": 
"R{[0-9.]+}",
 +                                                                
"min-cardinality": 10,
 +                                                                
"max-cardinality": 10,
 +                                                                
"total-cardinality": 10,
 +                                                                
"min-tuple-size": 137,
 +                                                                
"max-tuple-size": 151,
 +                                                                
"avg-tuple-size": 143.1,
 +                                                                
"frame-count": 1,
 +                                                                
"avg-tuples-per-frame": 10.0,
 +                                                                
"tuple-bytes": "1 KB",
 +                                                                
"physical-operator": "STREAM_PROJECT",
 +                                                                
"execution-mode": "PARTITIONED",
 +                                                                
"optimizer-estimates": {
 +                                                                  
"cardinality": "R{[0-9.]+}",
 +                                                                  "doc-size": 
"R{[0-9.]+}",
 +                                                                  "op-cost": 
"R{[0-9.]+}",
 +                                                                  
"total-cost": "R{[0-9.]+}"
 +                                                                },
 +                                                                "inputs": [
 +                                                                  {
 +                                                                    
"operator": "exchange",
 +                                                                    
"operatorId": "1.17",
 +                                                                    
"runtime-id": "R{.+}",
 +                                                                    
"physical-operator": "ONE_TO_ONE_EXCHANGE",
 +                                                                    
"execution-mode": "PARTITIONED",
 +                                                                    
"optimizer-estimates": {
 +                                                                      
"cardinality": "R{[0-9.]+}",
 +                                                                      
"doc-size": "R{[0-9.]+}",
 +                                                                      
"op-cost": "R{[0-9.]+}",
 +                                                                      
"total-cost": "R{[0-9.]+}"
 +                                                                    },
 +                                                                    "inputs": 
[
 +                                                                      {
 +                                                                        
"operator": "data-scan",
 +                                                                        
"variables": [
 +                                                                          
"$$51",
 +                                                                          
"$$c"
 +                                                                        ],
 +                                                                        
"data-source": "test.Customers",
 +                                                                        
"operatorId": "1.18",
 +                                                                        
"runtime-id": "R{.+}",
 +                                                                        
"min-time": "R{[0-9.]+}",
 +                                                                        
"max-time": "R{[0-9.]+}",
 +                                                                        
"min-cardinality": 10,
 +                                                                        
"max-cardinality": 10,
 +                                                                        
"total-cardinality": 10,
 +                                                                        
"min-tuple-size": 150,
 +                                                                        
"max-tuple-size": 164,
 +                                                                        
"avg-tuple-size": 156.1,
 +                                                                        
"frame-count": 1,
 +                                                                        
"avg-tuples-per-frame": 10.0,
 +                                                                        
"tuple-bytes": "1 KB",
 +                                                                        
"physical-operator": "DATASOURCE_SCAN",
 +                                                                        
"execution-mode": "PARTITIONED",
 +                                                                        
"optimizer-estimates": {
 +                                                                          
"cardinality": "R{[0-9.]+}",
 +                                                                          
"doc-size": "R{[0-9.]+}",
 +                                                                          
"op-cost": "R{[0-9.]+}",
 +                                                                          
"total-cost": "R{[0-9.]+}"
 +                                                                        },
 +                                                                        
"inputs": [
 +                                                                          {
 +                                                                            
"operator": "exchange",
 +                                                                            
"operatorId": "1.19",
 +                                                                            
"runtime-id": "R{.+}",
 +                                                                            
"physical-operator": "ONE_TO_ONE_EXCHANGE",
 +                                                                            
"execution-mode": "PARTITIONED",
 +                                                                            
"optimizer-estimates": {
 +                                                                              
"cardinality": "R{[0-9.]+}",
 +                                                                              
"doc-size": "R{[0-9.]+}",
 +                                                                              
"op-cost": "R{[0-9.]+}",
 +                                                                              
"total-cost": "R{[0-9.]+}"
 +                                                                            },
 +                                                                            
"inputs": [
 +                                                                              
{
 +                                                                              
  "operator": "empty-tuple-source",
 +                                                                              
  "operatorId": "1.20",
 +                                                                              
  "runtime-id": "R{.+}",
 +                                                                              
  "physical-operator": "EMPTY_TUPLE_SOURCE",
 +                                                                              
  "execution-mode": "PARTITIONED",
 +                                                                              
  "optimizer-estimates": {
 +                                                                              
    "cardinality": "R{[0-9.]+}",
 +  "doc-size": "R{[0-9.]+}",
 +                                                                              
    "op-cost": "R{[0-9.]+}",
 +                                                                              
    "total-cost": "R{[0-9.]+}"
 +                                                                              
  }
 +                                                                              
}
 +                                                                            ]
 +                                                                          }
 +                                                                        ]
 +                                                                      }
 +                                                                    ]
 +                                                                  }
 +                                                                ]
 +                                                              }
 +                                                            ]
 +                                                          }
 +                                                        ]
 +                                                      }
 +                                                    ]
 +                                                  }
 +                                                ]
 +                                              }
 +                                            ]
 +                                          }
 +                                        ]
 +                                      }
 +                                    ]
 +                                  }
 +                                ]
 +                              }
 +                            ]
 +                          }
 +                        ]
 +                      }
 +                    ]
 +                  }
 +                ]
 +              }
 +            ]
 +          }
 +        ]
 +      }
 +    ]
 +  }
 +}
diff --cc 
hyracks-fullstack/algebricks/algebricks-runtime/src/main/java/org/apache/hyracks/algebricks/runtime/operators/meta/AlgebricksMetaOperatorDescriptor.java
index 232121b262,9958e8ba3f..1951f353a3
--- 
a/hyracks-fullstack/algebricks/algebricks-runtime/src/main/java/org/apache/hyracks/algebricks/runtime/operators/meta/AlgebricksMetaOperatorDescriptor.java
+++ 
b/hyracks-fullstack/algebricks/algebricks-runtime/src/main/java/org/apache/hyracks/algebricks/runtime/operators/meta/AlgebricksMetaOperatorDescriptor.java
@@@ -25,9 -24,9 +25,10 @@@ import java.util.Collections
  import java.util.HashMap;
  import java.util.List;
  import java.util.Map;
+ import java.util.UUID;
  
  import org.apache.hyracks.algebricks.runtime.base.AlgebricksPipeline;
 +import org.apache.hyracks.algebricks.runtime.base.IProfiledPushRuntime;
  import org.apache.hyracks.algebricks.runtime.base.IPushRuntimeFactory;
  import org.apache.hyracks.api.comm.IFrameWriter;
  import org.apache.hyracks.api.context.IHyracksTaskContext;


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