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new 035bc7e278e [Enhancement](nereids)Support show global function (#50034)
035bc7e278e is described below
commit 035bc7e278ed09f21b7c4a2355fddd6f6c5e48f6
Author: lsy3993 <110876560+lsy3...@users.noreply.github.com>
AuthorDate: Thu Apr 17 15:03:30 2025 +0800
[Enhancement](nereids)Support show global function (#50034)
Related PR: #49893
---
.../antlr4/org/apache/doris/nereids/DorisParser.g4 | 2 +-
.../doris/nereids/parser/LogicalPlanBuilder.java | 12 +++
.../apache/doris/nereids/trees/plans/PlanType.java | 1 +
.../trees/plans/commands/ShowFunctionsCommand.java | 12 +++
.../commands/ShowGlobalFunctionsCommandTest.java | 97 ++++++++++++++++++++++
.../show/test_nereids_show_global_functions.groovy | 43 ++++++++++
6 files changed, 166 insertions(+), 1 deletion(-)
diff --git a/fe/fe-core/src/main/antlr4/org/apache/doris/nereids/DorisParser.g4
b/fe/fe-core/src/main/antlr4/org/apache/doris/nereids/DorisParser.g4
index d2c3dbbf36f..d80f9561f20 100644
--- a/fe/fe-core/src/main/antlr4/org/apache/doris/nereids/DorisParser.g4
+++ b/fe/fe-core/src/main/antlr4/org/apache/doris/nereids/DorisParser.g4
@@ -293,6 +293,7 @@ supportedShowStatement
| SHOW DELETE ((FROM | IN) database=multipartIdentifier)?
#showDelete
| SHOW FULL? BUILTIN? FUNCTIONS
((FROM | IN) database=multipartIdentifier)? (LIKE STRING_LITERAL)?
#showFunctions
+ | SHOW GLOBAL FULL? FUNCTIONS (LIKE STRING_LITERAL)?
#showGlobalFunctions
| SHOW ALL? GRANTS
#showGrants
| SHOW GRANTS FOR userIdentify
#showGrantsForUser
| SHOW SYNC JOB ((FROM | IN) database=multipartIdentifier)?
#showSyncJob
@@ -423,7 +424,6 @@ unsupportedShowStatement
wildWhere? sortClause? limitClause?
#showPartitions
| SHOW RESOURCES wildWhere? sortClause? limitClause?
#showResources
| SHOW WORKLOAD GROUPS wildWhere?
#showWorkloadGroups
- | SHOW GLOBAL FULL? FUNCTIONS wildWhere?
#showGlobalFunctions
| SHOW TYPECAST ((FROM | IN) database=multipartIdentifier)?
#showTypeCast
| SHOW (KEY | KEYS | INDEX | INDEXES)
(FROM |IN) tableName=multipartIdentifier
diff --git
a/fe/fe-core/src/main/java/org/apache/doris/nereids/parser/LogicalPlanBuilder.java
b/fe/fe-core/src/main/java/org/apache/doris/nereids/parser/LogicalPlanBuilder.java
index 65f6ce755f4..3b2d4999e1f 100644
---
a/fe/fe-core/src/main/java/org/apache/doris/nereids/parser/LogicalPlanBuilder.java
+++
b/fe/fe-core/src/main/java/org/apache/doris/nereids/parser/LogicalPlanBuilder.java
@@ -330,6 +330,7 @@ import
org.apache.doris.nereids.DorisParser.ShowEncryptKeysContext;
import org.apache.doris.nereids.DorisParser.ShowEventsContext;
import org.apache.doris.nereids.DorisParser.ShowFrontendsContext;
import org.apache.doris.nereids.DorisParser.ShowFunctionsContext;
+import org.apache.doris.nereids.DorisParser.ShowGlobalFunctionsContext;
import org.apache.doris.nereids.DorisParser.ShowGrantsContext;
import org.apache.doris.nereids.DorisParser.ShowGrantsForUserContext;
import org.apache.doris.nereids.DorisParser.ShowLastInsertContext;
@@ -5403,6 +5404,17 @@ public class LogicalPlanBuilder extends
DorisParserBaseVisitor<Object> {
return new ShowFunctionsCommand(dbName, isBuiltin, isVerbose, wild);
}
+ @Override
+ public LogicalPlan visitShowGlobalFunctions(ShowGlobalFunctionsContext
ctx) {
+ boolean isVerbose = ctx.FULL() != null;
+
+ String wild = null;
+ if (ctx.STRING_LITERAL() != null) {
+ wild = stripQuotes(ctx.STRING_LITERAL().getText());
+ }
+ return new ShowFunctionsCommand(isVerbose, wild, true);
+ }
+
@Override
public LogicalPlan visitShowCreateDatabase(ShowCreateDatabaseContext ctx) {
List<String> nameParts = visitMultipartIdentifier(ctx.name);
diff --git
a/fe/fe-core/src/main/java/org/apache/doris/nereids/trees/plans/PlanType.java
b/fe/fe-core/src/main/java/org/apache/doris/nereids/trees/plans/PlanType.java
index 3bfe92a2b72..9d406d9f757 100644
---
a/fe/fe-core/src/main/java/org/apache/doris/nereids/trees/plans/PlanType.java
+++
b/fe/fe-core/src/main/java/org/apache/doris/nereids/trees/plans/PlanType.java
@@ -250,6 +250,7 @@ public enum PlanType {
SHOW_DATA_TYPES_COMMAND,
SHOW_FRONTENDS_COMMAND,
SHOW_FUNCTIONS_COMMAND,
+ SHOW_GLOBAL_FUNCTIONS_COMMAND,
SHOW_GRANTS_COMMAND,
SHOW_INDEX_STATS_COMMAND,
SHOW_LAST_INSERT_COMMAND,
diff --git
a/fe/fe-core/src/main/java/org/apache/doris/nereids/trees/plans/commands/ShowFunctionsCommand.java
b/fe/fe-core/src/main/java/org/apache/doris/nereids/trees/plans/commands/ShowFunctionsCommand.java
index d5c003052df..f9913fc5ada 100644
---
a/fe/fe-core/src/main/java/org/apache/doris/nereids/trees/plans/commands/ShowFunctionsCommand.java
+++
b/fe/fe-core/src/main/java/org/apache/doris/nereids/trees/plans/commands/ShowFunctionsCommand.java
@@ -83,6 +83,18 @@ public class ShowFunctionsCommand extends ShowCommand {
this.likeCondition = likeCondition;
}
+ /**
+ * constructor for global functions
+ */
+ public ShowFunctionsCommand(boolean isVerbose, String likeCondition,
boolean isGlobal) {
+ super(PlanType.SHOW_GLOBAL_FUNCTIONS_COMMAND);
+ this.isVerbose = isVerbose;
+ this.likeCondition = likeCondition;
+ if (isGlobal) {
+ this.type = SetType.GLOBAL;
+ }
+ }
+
/***
* get Info by nereids.
* To make the code in nereids more concise, all irrelevant information
here will use an empty string.
diff --git
a/fe/fe-core/src/test/java/org/apache/doris/nereids/trees/plans/commands/ShowGlobalFunctionsCommandTest.java
b/fe/fe-core/src/test/java/org/apache/doris/nereids/trees/plans/commands/ShowGlobalFunctionsCommandTest.java
new file mode 100644
index 00000000000..fefa2e02578
--- /dev/null
+++
b/fe/fe-core/src/test/java/org/apache/doris/nereids/trees/plans/commands/ShowGlobalFunctionsCommandTest.java
@@ -0,0 +1,97 @@
+// Licensed to the Apache Software Foundation (ASF) under one
+// or more contributor license agreements. See the NOTICE file
+// distributed with this work for additional information
+// regarding copyright ownership. The ASF licenses this file
+// to you under the Apache License, Version 2.0 (the
+// "License"); you may not use this file except in compliance
+// with the License. You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing,
+// software distributed under the License is distributed on an
+// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+// KIND, either express or implied. See the License for the
+// specific language governing permissions and limitations
+// under the License.
+
+package org.apache.doris.nereids.trees.plans.commands;
+
+import org.apache.doris.common.AnalysisException;
+import org.apache.doris.utframe.TestWithFeService;
+
+import org.junit.jupiter.api.Assertions;
+import org.junit.jupiter.api.Test;
+
+import java.util.List;
+
+public class ShowGlobalFunctionsCommandTest extends TestWithFeService {
+ @Override
+ protected void runBeforeAll() throws Exception {
+ createDatabase("test");
+ connectContext.setDatabase("test");
+ createFunction(
+ "CREATE GLOBAL ALIAS FUNCTION
test.test_for_create_function(bigint) "
+ + "WITH PARAMETER(id) AS
CONCAT(LEFT(id,3),'****',RIGHT(id,4));");
+ }
+
+ @Test
+ void testGetFunctions() throws AnalysisException {
+ // test for not global
+ ShowFunctionsCommand sf = new ShowFunctionsCommand(false, null, false);
+ ShowFunctionsCommand finalSf = sf;
+ Assertions.assertThrows(AnalysisException.class, () ->
finalSf.getFunctions(connectContext));
+
+ // test for verbose
+ connectContext.setDatabase("test");
+ sf = new ShowFunctionsCommand(true, null, true);
+ List<String> re1 = sf.getFunctions(connectContext);
+ Assertions.assertEquals(1, re1.size());
+ Assertions.assertEquals("test_for_create_function", re1.get(0));
+
+ // test for no verbose
+ sf = new ShowFunctionsCommand(false, null, true);
+ List<String> re2 = sf.getFunctions(connectContext);
+ Assertions.assertEquals(1, re2.size());
+ Assertions.assertEquals("test_for_create_function", re2.get(0));
+
+ // test for like condition
+ sf = new ShowFunctionsCommand(false, "test_for_create%", true);
+ List<String> re3 = sf.getFunctions(connectContext);
+ Assertions.assertEquals(1, re3.size());
+ Assertions.assertEquals("test_for_create_function", re3.get(0));
+ }
+
+ @Test
+ void testGetResultRowSetByFunctions() throws AnalysisException {
+ connectContext.setDatabase("test");
+ // test for verbose
+ ShowFunctionsCommand sf = new ShowFunctionsCommand(true, null, true);
+ List<String> func3 = sf.getFunctions(connectContext);
+ List<List<String>> re3 = sf.getResultRowSetByFunctions(func3);
+ Assertions.assertEquals(1, re3.size());
+ Assertions.assertEquals("", re3.get(0).get(1));
+ Assertions.assertEquals("", re3.get(0).get(2));
+ Assertions.assertEquals("", re3.get(0).get(3));
+ Assertions.assertEquals("", re3.get(0).get(4));
+
+ // test for not verbose
+ sf = new ShowFunctionsCommand(false, null, true);
+ List<String> func4 = sf.getFunctions(connectContext);
+ List<List<String>> re4 = sf.getResultRowSetByFunctions(func4);
+ Assertions.assertEquals(1, re4.get(0).size());
+ Assertions.assertEquals("test_for_create_function", re4.get(0).get(0));
+
+ // test for like condition
+ String where = "test_for_create_function%";
+ sf = new ShowFunctionsCommand(true, where, true);
+ List<String> func5 = sf.getFunctions(connectContext);
+ List<List<String>> re5 = sf.getResultRowSetByFunctions(func5);
+ Assertions.assertEquals(5, re5.get(0).size());
+ Assertions.assertEquals("test_for_create_function", re5.get(0).get(0));
+ Assertions.assertEquals("", re5.get(0).get(1));
+ Assertions.assertEquals("", re5.get(0).get(2));
+ Assertions.assertEquals("", re5.get(0).get(3));
+ Assertions.assertEquals("", re5.get(0).get(4));
+ }
+}
diff --git
a/regression-test/suites/nereids_p0/show/test_nereids_show_global_functions.groovy
b/regression-test/suites/nereids_p0/show/test_nereids_show_global_functions.groovy
new file mode 100644
index 00000000000..4f14bcfc5cf
--- /dev/null
+++
b/regression-test/suites/nereids_p0/show/test_nereids_show_global_functions.groovy
@@ -0,0 +1,43 @@
+// Licensed to the Apache Software Foundation (ASF) under one
+// or more contributor license agreements. See the NOTICE file
+// distributed with this work for additional information
+// regarding copyright ownership. The ASF licenses this file
+// to you under the Apache License, Version 2.0 (the
+// "License"); you may not use this file except in compliance
+// with the License. You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing,
+// software distributed under the License is distributed on an
+// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+// KIND, either express or implied. See the License for the
+// specific language governing permissions and limitations
+// under the License.
+
+suite("test_nereids_show_global_functions") {
+ String dbName = "show_functions_db"
+ String functionName = "global_xyz"
+
+ sql "CREATE DATABASE IF NOT EXISTS ${dbName}"
+ sql """CREATE global ALIAS FUNCTION ${functionName}(INT) WITH
PARAMETER(id) AS CONCAT(LEFT(id, 3), '****', RIGHT(id, 4));"""
+
+ checkNereidsExecute("use ${dbName}; show global functions;")
+ checkNereidsExecute("use ${dbName}; show global full functions;")
+ checkNereidsExecute("use ${dbName}; show global functions like
'global_%';")
+ checkNereidsExecute("use ${dbName}; show global full functions like
'global_%';")
+
+ def res = sql """use ${dbName}; show global functions like 'global_%';"""
+ assertTrue(res.size() == 1)
+ def res1 = sql """use ${dbName}; show global full functions like
'global_%';"""
+ assertTrue(res1.size() == 1)
+ // in nereids, each column of 'show full functions' is empty string,
except Signature.
+ def res3 = sql """use ${dbName}; show global full functions like
'${functionName}%';"""
+ assertTrue(res3.size() == 1)
+ assertEquals(res3.get(0).get(0), functionName)
+ assertEquals(res3.get(0).get(1), "")
+ assertEquals(res3.get(0).get(2), "")
+ assertEquals(res3.get(0).get(3), "")
+ assertEquals(res3.get(0).get(4), "")
+ sql """DROP GLOBAL FUNCTION ${functionName}(INT)"""
+}
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