Support sort expression pushdown for SortMergeJoin

integ-test/src/test/java/org/opensearch/sql/calcite/remote/CalciteExplainIT.java

@@ -1012,6 +1012,48 @@ public void testSortComplexExprMixedWithSimpleExpr() throws Exception {
     assertYamlEqualsIgnoreId(expected, result);
   }
 
+  @Test
+  public void testComplexSortExprPushdownForSMJ() throws Exception {
+    String query =
+        "source=opensearch-sql_test_index_bank | rex field=lastname \\\"(?<initial>^[A-Z])\\\" |"
+            + " join left=a right=b on a.initial = b.firstname opensearch-sql_test_index_bank";
+    var result = explainQueryYaml(query);
+    String expected = loadExpectedPlan("explain_complex_sort_expr_pushdown_for_smj.yaml");
+    assertYamlEqualsIgnoreId(expected, result);
+  }
+
+  @Test
+  public void testSimpleSortExprPushdownForSMJ() throws Exception {
+    String query =
+        "source=opensearch-sql_test_index_bank | join left=a right=b on a.age + 1 = b.balance - 20"
+            + " opensearch-sql_test_index_bank";
+    var result = explainQueryYaml(query);
+    String expected = loadExpectedPlan("explain_simple_sort_expr_pushdown_for_smj.yaml");
+    assertYamlEqualsIgnoreId(expected, result);
+  }
+
+  @Test
+  public void testSortPassThroughJoinThenPushdown() throws Exception {
+    String query =
+        "source=opensearch-sql_test_index_bank | rex field=lastname \\\"(?<initial>^[A-Z])\\\" |"
+            + " join type=left left=a right=b on a.initial = b.firstname"
+            + " opensearch-sql_test_index_bank | sort initial";
+    var result = explainQueryYaml(query);
+    String expected = loadExpectedPlan("explain_sort_pass_through_join_then_pushdown.yaml");
+    assertYamlEqualsIgnoreId(expected, result);
+  }
+
+  @Test
+  public void testComplexSortExprPushdownForSMJWithMaxOption() throws Exception {
+    String query =
+        "source=opensearch-sql_test_index_bank | rex field=lastname \\\"(?<lastname>^[A-Z])\\\" |"
+            + " join type=left max=1 lastname opensearch-sql_test_index_bank";
+    var result = explainQueryYaml(query);
+    String expected =
+        loadExpectedPlan("explain_complex_sort_expr_pushdown_for_smj_w_max_option.yaml");
+    assertYamlEqualsIgnoreId(expected, result);
+  }
+
   @Test
   public void testRexExplain() throws IOException {
     String query =

integ-test/src/test/java/org/opensearch/sql/calcite/remote/CalcitePPLJoinIT.java

@@ -956,4 +956,73 @@ public void testJoinSubsearchMaxOut() throws IOException {
                 TEST_INDEX_STATE_COUNTRY, TEST_INDEX_OCCUPATION));
     verifyNumOfRows(actual, 15);
   }
+
+  @Test
+  public void testSimpleSortPushDownForSMJ() throws IOException {
+    JSONObject actual =
+        executeQuery(
+            String.format(
+                "source=%s | join left=a right=b on a.age + 3 = b.age - 2 %s | fields name, age,"
+                    + " b.name, b.age",
+                TEST_INDEX_STATE_COUNTRY, TEST_INDEX_STATE_COUNTRY));
+    verifySchema(
+        actual,
+        schema("name", "string"),
+        schema("age", "int"),
+        schema("b.name", "string"),
+        schema("b.age", "int"));
+    verifyDataRows(actual, rows("Jane", 20, "John", 25), rows("John", 25, "Hello", 30));
+  }
+
+  @Test
+  public void testComplexSortPushDownForSMJ() throws IOException {
+    JSONObject actual =
+        executeQuery(
+            String.format(
+                "source=%s | eval name2=substring(name, 2, 1) | join left=a right=b on a.name2 ="
+                    + " b.state2 [ source=%s | eval state2=substring(state, 2, 1) ] | fields name,"
+                    + " name2, b.name, b.state, state2",
+                TEST_INDEX_STATE_COUNTRY, TEST_INDEX_STATE_COUNTRY));
+    verifySchema(
+        actual,
+        schema("name", "string"),
+        schema("name2", "string"),
+        schema("b.name", "string"),
+        schema("b.state", "string"),
+        schema("state2", "string"));
+    verifyDataRows(
+        actual,
+        rows("Jake", "a", "Jake", "California", "a"),
+        rows("Jake", "a", "David", "Washington", "a"),
+        rows("Jane", "a", "Jake", "California", "a"),
+        rows("Jane", "a", "David", "Washington", "a"),
+        rows("David", "a", "Jake", "California", "a"),
+        rows("David", "a", "David", "Washington", "a"),
+        rows("Hello", "e", "Hello", "New York", "e"),
+        rows("Peter", "e", "Hello", "New York", "e"));
+  }
+
+  @Test
+  public void testComplexSortPushDownForSMJWithMaxOptionAndFieldList() throws IOException {
+    JSONObject actual =
+        executeQuery(
+            String.format(
+                "source=%s | eval name2=substring(name, 2, 1) | join max=1 name2,age [ source=%s |"
+                    + " eval name2=substring(state, 2, 1) ]",
+                TEST_INDEX_STATE_COUNTRY, TEST_INDEX_STATE_COUNTRY));
+    verifySchema(
+        actual,
+        schema("name", "string"),
+        schema("country", "string"),
+        schema("state", "string"),
+        schema("month", "int"),
+        schema("year", "int"),
+        schema("age", "int"),
+        schema("name2", "string"));
+    verifyDataRows(
+        actual,
+        rows("David", "USA", "Washington", 4, 2023, 40, "a"),
+        rows("Jake", "USA", "California", 4, 2023, 70, "a"),
+        rows("Hello", "USA", "New York", 4, 2023, 30, "e"));
+  }
 }

integ-test/src/test/resources/expectedOutput/calcite/explain_complex_sort_expr_pushdown_for_smj.yaml

@@ -0,0 +1,21 @@
+calcite:
+  logical: |
+    LogicalSystemLimit(fetch=[10000], type=[QUERY_SIZE_LIMIT])
+      LogicalProject(account_number=[$0], firstname=[$1], address=[$2], birthdate=[$3], gender=[$4], city=[$5], lastname=[$6], balance=[$7], employer=[$8], state=[$9], age=[$10], email=[$11], male=[$12], initial=[$13], b.account_number=[$14], b.firstname=[$15], b.address=[$16], b.birthdate=[$17], b.gender=[$18], b.city=[$19], b.lastname=[$20], b.balance=[$21], b.employer=[$22], b.state=[$23], b.age=[$24], b.email=[$25], b.male=[$26])
+        LogicalJoin(condition=[=($13, $15)], joinType=[inner])
+          LogicalProject(account_number=[$0], firstname=[$1], address=[$2], birthdate=[$3], gender=[$4], city=[$5], lastname=[$6], balance=[$7], employer=[$8], state=[$9], age=[$10], email=[$11], male=[$12], initial=[REX_EXTRACT($6, '(?<initial>^[A-Z])', 'initial')])
+            CalciteLogicalIndexScan(table=[[OpenSearch, opensearch-sql_test_index_bank]])
+          LogicalSystemLimit(fetch=[50000], type=[JOIN_SUBSEARCH_MAXOUT])
+            LogicalProject(account_number=[$0], firstname=[$1], address=[$2], birthdate=[$3], gender=[$4], city=[$5], lastname=[$6], balance=[$7], employer=[$8], state=[$9], age=[$10], email=[$11], male=[$12])
+              CalciteLogicalIndexScan(table=[[OpenSearch, opensearch-sql_test_index_bank]])
+  physical: |
+    EnumerableLimit(fetch=[10000])
+      EnumerableMergeJoin(condition=[=($13, $15)], joinType=[inner])
+        EnumerableCalc(expr#0..12=[{inputs}], expr#13=['(?<initial>^[A-Z])'], expr#14=['initial'], expr#15=[REX_EXTRACT($t6, $t13, $t14)], proj#0..12=[{exprs}], $f13=[$t15])
+          CalciteEnumerableIndexScan(table=[[OpenSearch, opensearch-sql_test_index_bank]], PushDownContext=[[PROJECT->[account_number, firstname, address, birthdate, gender, city, lastname, balance, employer, state, age, email, male], SORT_EXPR->[REX_EXTRACT($6, '(?<initial>^[A-Z])', 'initial') ASCENDING NULLS_LAST]], OpenSearchRequestBuilder(sourceBuilder={"from":0,"timeout":"1m","_source":{"includes":["account_number","firstname","address","birthdate","gender","city","lastname","balance","employer","state","age","email","male"],"excludes":[]},"sort":[{"_script":{"script":{"source":"{\"langType\":\"calcite\",\"script\":\"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\"}","lang":"opensearch_compounded_script","params":{"MISSING_MAX":true,"utcTimestamp": 0,"SOURCES":[0,2,2],"DIGESTS":["lastname","(?<initial>^[A-Z])","initial"]}},"type":"string","order":"asc"}}]}, requestedTotalSize=2147483647, pageSize=null, startFrom=0)])
+        CalciteEnumerableIndexScan(table=[[OpenSearch, opensearch-sql_test_index_bank]], PushDownContext=[[PROJECT->[account_number, firstname, address, birthdate, gender, city, lastname, balance, employer, state, age, email, male], LIMIT->50000, SORT->[{
+      "firstname" : {
+        "order" : "asc",
+        "missing" : "_last"
+      }
+    }]], OpenSearchRequestBuilder(sourceBuilder={"from":0,"size":50000,"timeout":"1m","_source":{"includes":["account_number","firstname","address","birthdate","gender","city","lastname","balance","employer","state","age","email","male"],"excludes":[]},"sort":[{"firstname":{"order":"asc","missing":"_last"}}]}, requestedTotalSize=50000, pageSize=null, startFrom=0)])

integ-test/src/test/resources/expectedOutput/calcite/explain_complex_sort_expr_pushdown_for_smj_w_max_option.yaml

@@ -0,0 +1,25 @@
+calcite:
+  logical: |
+    LogicalSystemLimit(fetch=[10000], type=[QUERY_SIZE_LIMIT])
+      LogicalProject(account_number=[$13], firstname=[$14], address=[$15], birthdate=[$16], gender=[$17], city=[$18], lastname=[$19], balance=[$20], employer=[$21], state=[$22], age=[$23], email=[$24], male=[$25])
+        LogicalJoin(condition=[=($12, $19)], joinType=[left])
+          LogicalProject(account_number=[$0], firstname=[$1], address=[$2], birthdate=[$3], gender=[$4], city=[$5], balance=[$7], employer=[$8], state=[$9], age=[$10], email=[$11], male=[$12], lastname=[REX_EXTRACT($6, '(?<lastname>^[A-Z])', 'lastname')])
+            CalciteLogicalIndexScan(table=[[OpenSearch, opensearch-sql_test_index_bank]])
+          LogicalProject(account_number=[$0], firstname=[$1], address=[$2], birthdate=[$3], gender=[$4], city=[$5], lastname=[$6], balance=[$7], employer=[$8], state=[$9], age=[$10], email=[$11], male=[$12])
+            LogicalFilter(condition=[<=($13, 1)])
+              LogicalProject(account_number=[$0], firstname=[$1], address=[$2], birthdate=[$3], gender=[$4], city=[$5], lastname=[$6], balance=[$7], employer=[$8], state=[$9], age=[$10], email=[$11], male=[$12], _row_number_join_max_dedup_=[ROW_NUMBER() OVER (PARTITION BY $6 ORDER BY $6)])
+                LogicalFilter(condition=[IS NOT NULL($6)])
+                  LogicalSystemLimit(fetch=[50000], type=[JOIN_SUBSEARCH_MAXOUT])
+                    LogicalProject(account_number=[$0], firstname=[$1], address=[$2], birthdate=[$3], gender=[$4], city=[$5], lastname=[$6], balance=[$7], employer=[$8], state=[$9], age=[$10], email=[$11], male=[$12])
+                      CalciteLogicalIndexScan(table=[[OpenSearch, opensearch-sql_test_index_bank]])
+  physical: |
+    EnumerableCalc(expr#0..13=[{inputs}], account_number=[$t1], firstname=[$t2], address=[$t3], birthdate=[$t4], gender=[$t5], city=[$t6], lastname=[$t7], balance=[$t8], employer=[$t9], state=[$t10], age=[$t11], email=[$t12], male=[$t13])
+      EnumerableLimit(fetch=[10000])
+        EnumerableMergeJoin(condition=[=($0, $7)], joinType=[left])
+          EnumerableCalc(expr#0=[{inputs}], expr#1=['(?<lastname>^[A-Z])'], expr#2=['lastname'], expr#3=[REX_EXTRACT($t0, $t1, $t2)], $f0=[$t3])
+            CalciteEnumerableIndexScan(table=[[OpenSearch, opensearch-sql_test_index_bank]], PushDownContext=[[PROJECT->[lastname], LIMIT->10000, SORT_EXPR->[REX_EXTRACT($0, '(?<lastname>^[A-Z])', 'lastname') ASCENDING NULLS_LAST]], OpenSearchRequestBuilder(sourceBuilder={"from":0,"size":10000,"timeout":"1m","_source":{"includes":["lastname"],"excludes":[]},"sort":[{"_script":{"script":{"source":"{\"langType\":\"calcite\",\"script\":\"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\"}","lang":"opensearch_compounded_script","params":{"MISSING_MAX":true,"utcTimestamp": 0,"SOURCES":[0,2,2],"DIGESTS":["lastname","(?<lastname>^[A-Z])","lastname"]}},"type":"string","order":"asc"}}]}, requestedTotalSize=10000, pageSize=null, startFrom=0)])
+          EnumerableSort(sort0=[$6], dir0=[ASC])
+            EnumerableCalc(expr#0..13=[{inputs}], expr#14=[1], expr#15=[<=($t13, $t14)], proj#0..12=[{exprs}], $condition=[$t15])
+              EnumerableWindow(window#0=[window(partition {6} order by [6] rows between UNBOUNDED PRECEDING and CURRENT ROW aggs [ROW_NUMBER()])])
+                EnumerableCalc(expr#0..12=[{inputs}], expr#13=[IS NOT NULL($t6)], proj#0..12=[{exprs}], $condition=[$t13])
+                  CalciteEnumerableIndexScan(table=[[OpenSearch, opensearch-sql_test_index_bank]], PushDownContext=[[PROJECT->[account_number, firstname, address, birthdate, gender, city, lastname, balance, employer, state, age, email, male], LIMIT->50000], OpenSearchRequestBuilder(sourceBuilder={"from":0,"size":50000,"timeout":"1m","_source":{"includes":["account_number","firstname","address","birthdate","gender","city","lastname","balance","employer","state","age","email","male"],"excludes":[]}}, requestedTotalSize=50000, pageSize=null, startFrom=0)])

integ-test/src/test/resources/expectedOutput/calcite/explain_simple_sort_expr_push.json

@@ -1,6 +1,6 @@
 {
   "calcite": {
     "logical": "LogicalSystemLimit(sort0=[$1], dir0=[ASC-nulls-first], fetch=[10000], type=[QUERY_SIZE_LIMIT])\n  LogicalProject(age=[$10], age2=[$19])\n    LogicalSort(sort0=[$19], dir0=[ASC-nulls-first])\n      LogicalProject(account_number=[$0], firstname=[$1], address=[$2], birthdate=[$3], gender=[$4], city=[$5], lastname=[$6], balance=[$7], employer=[$8], state=[$9], age=[$10], email=[$11], male=[$12], _id=[$13], _index=[$14], _score=[$15], _maxscore=[$16], _sort=[$17], _routing=[$18], age2=[+($10, 2)])\n        CalciteLogicalIndexScan(table=[[OpenSearch, opensearch-sql_test_index_bank]])\n",
-    "physical": "EnumerableCalc(expr#0=[{inputs}], expr#1=[2], expr#2=[+($t0, $t1)], age=[$t0], $f1=[$t2])\n  CalciteEnumerableIndexScan(table=[[OpenSearch, opensearch-sql_test_index_bank]], PushDownContext=[[SORT->[{\n  \"age\" : {\n    \"order\" : \"asc\",\n    \"missing\" : \"_first\"\n  }\n}], LIMIT->10000, PROJECT->[age]], OpenSearchRequestBuilder(sourceBuilder={\"from\":0,\"size\":10000,\"timeout\":\"1m\",\"_source\":{\"includes\":[\"age\"],\"excludes\":[]},\"sort\":[{\"age\":{\"order\":\"asc\",\"missing\":\"_first\"}}]}, requestedTotalSize=10000, pageSize=null, startFrom=0)])\n"
+    "physical": "EnumerableCalc(expr#0=[{inputs}], expr#1=[2], expr#2=[+($t0, $t1)], age=[$t0], $f1=[$t2])\n  CalciteEnumerableIndexScan(table=[[OpenSearch, opensearch-sql_test_index_bank]], PushDownContext=[[PROJECT->[age], SORT->[{\n  \"age\" : {\n    \"order\" : \"asc\",\n    \"missing\" : \"_first\"\n  }\n}], LIMIT->10000], OpenSearchRequestBuilder(sourceBuilder={\"from\":0,\"size\":10000,\"timeout\":\"1m\",\"_source\":{\"includes\":[\"age\"],\"excludes\":[]},\"sort\":[{\"age\":{\"order\":\"asc\",\"missing\":\"_first\"}}]}, requestedTotalSize=10000, pageSize=null, startFrom=0)])\n"
   }
 }

integ-test/src/test/resources/expectedOutput/calcite/explain_simple_sort_expr_pushdown_for_smj.yaml

@@ -0,0 +1,28 @@
+calcite:
+  logical: |
+    LogicalSystemLimit(fetch=[10000], type=[QUERY_SIZE_LIMIT])
+      LogicalProject(account_number=[$0], firstname=[$1], address=[$2], birthdate=[$3], gender=[$4], city=[$5], lastname=[$6], balance=[$7], employer=[$8], state=[$9], age=[$10], email=[$11], male=[$12], b.account_number=[$13], b.firstname=[$14], b.address=[$15], b.birthdate=[$16], b.gender=[$17], b.city=[$18], b.lastname=[$19], b.balance=[$20], b.employer=[$21], b.state=[$22], b.age=[$23], b.email=[$24], b.male=[$25])
+        LogicalJoin(condition=[=(+($10, 1), -($20, 20))], joinType=[inner])
+          LogicalProject(account_number=[$0], firstname=[$1], address=[$2], birthdate=[$3], gender=[$4], city=[$5], lastname=[$6], balance=[$7], employer=[$8], state=[$9], age=[$10], email=[$11], male=[$12])
+            CalciteLogicalIndexScan(table=[[OpenSearch, opensearch-sql_test_index_bank]])
+          LogicalSystemLimit(fetch=[50000], type=[JOIN_SUBSEARCH_MAXOUT])
+            LogicalProject(account_number=[$0], firstname=[$1], address=[$2], birthdate=[$3], gender=[$4], city=[$5], lastname=[$6], balance=[$7], employer=[$8], state=[$9], age=[$10], email=[$11], male=[$12])
+              CalciteLogicalIndexScan(table=[[OpenSearch, opensearch-sql_test_index_bank]])
+  physical: |
+    EnumerableCalc(expr#0..27=[{inputs}], proj#0..12=[{exprs}], b.account_number=[$t14], b.firstname=[$t15], b.address=[$t16], b.birthdate=[$t17], b.gender=[$t18], b.city=[$t19], b.lastname=[$t20], b.balance=[$t21], b.employer=[$t22], b.state=[$t23], b.age=[$t24], b.email=[$t25], b.male=[$t26])
+      EnumerableLimit(fetch=[10000])
+        EnumerableMergeJoin(condition=[=($13, $27)], joinType=[inner])
+          EnumerableCalc(expr#0..12=[{inputs}], expr#13=[1], expr#14=[+($t10, $t13)], proj#0..12=[{exprs}], $f13=[$t14])
+            CalciteEnumerableIndexScan(table=[[OpenSearch, opensearch-sql_test_index_bank]], PushDownContext=[[PROJECT->[account_number, firstname, address, birthdate, gender, city, lastname, balance, employer, state, age, email, male], SORT->[{
+      "age" : {
+        "order" : "asc",
+        "missing" : "_last"
+      }
+    }]], OpenSearchRequestBuilder(sourceBuilder={"from":0,"timeout":"1m","_source":{"includes":["account_number","firstname","address","birthdate","gender","city","lastname","balance","employer","state","age","email","male"],"excludes":[]},"sort":[{"age":{"order":"asc","missing":"_last"}}]}, requestedTotalSize=2147483647, pageSize=null, startFrom=0)])
+          EnumerableCalc(expr#0..12=[{inputs}], expr#13=[20], expr#14=[-($t7, $t13)], proj#0..12=[{exprs}], $f13=[$t14])
+            CalciteEnumerableIndexScan(table=[[OpenSearch, opensearch-sql_test_index_bank]], PushDownContext=[[PROJECT->[account_number, firstname, address, birthdate, gender, city, lastname, balance, employer, state, age, email, male], LIMIT->50000, SORT->[{
+      "balance" : {
+        "order" : "asc",
+        "missing" : "_last"
+      }
+    }]], OpenSearchRequestBuilder(sourceBuilder={"from":0,"size":50000,"timeout":"1m","_source":{"includes":["account_number","firstname","address","birthdate","gender","city","lastname","balance","employer","state","age","email","male"],"excludes":[]},"sort":[{"balance":{"order":"asc","missing":"_last"}}]}, requestedTotalSize=50000, pageSize=null, startFrom=0)])