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[Enhancement] (nereids)implement showPrivilegesCommand in nereids (#4…
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74 changes: 74 additions & 0 deletions
74
...re/src/main/java/org/apache/doris/nereids/trees/plans/commands/ShowPrivilegesCommand.java
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| @@ -0,0 +1,74 @@ | ||
| // 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. | ||
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| package org.apache.doris.nereids.trees.plans.commands; | ||
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| import org.apache.doris.catalog.Column; | ||
| import org.apache.doris.catalog.ScalarType; | ||
| import org.apache.doris.mysql.privilege.Privilege; | ||
| import org.apache.doris.nereids.trees.plans.PlanType; | ||
| import org.apache.doris.nereids.trees.plans.visitor.PlanVisitor; | ||
| import org.apache.doris.qe.ConnectContext; | ||
| import org.apache.doris.qe.ShowResultSet; | ||
| import org.apache.doris.qe.ShowResultSetMetaData; | ||
| import org.apache.doris.qe.StmtExecutor; | ||
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| import com.google.common.collect.Lists; | ||
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| import java.util.List; | ||
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| /** | ||
| * show privileges command | ||
| */ | ||
| public class ShowPrivilegesCommand extends ShowCommand { | ||
| private static final ShowResultSetMetaData META_DATA; | ||
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| static { | ||
| ShowResultSetMetaData.Builder builder = ShowResultSetMetaData.builder(); | ||
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| builder.addColumn(new Column("Privilege", ScalarType.createVarchar(100))); | ||
| builder.addColumn(new Column("Context", ScalarType.createVarchar(100))); | ||
| builder.addColumn(new Column("Comment", ScalarType.createVarchar(100))); | ||
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| META_DATA = builder.build(); | ||
| } | ||
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| /** | ||
| * constructor | ||
| */ | ||
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| public ShowPrivilegesCommand() { | ||
| super(PlanType.SHOW_PRIVILEGES_COMMAND); | ||
| } | ||
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| @Override | ||
| public ShowResultSet doRun(ConnectContext ctx, StmtExecutor executor) throws Exception { | ||
| List<List<String>> infos = Lists.newArrayList(); | ||
| Privilege[] values = Privilege.values(); | ||
| for (Privilege privilege : values) { | ||
| if (!privilege.isDeprecated()) { | ||
| infos.add(Lists.newArrayList(privilege.getName(), privilege.getContext(), privilege.getDesc())); | ||
| } | ||
| } | ||
| return new ShowResultSet(META_DATA, infos); | ||
| } | ||
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| @Override | ||
| public <R, C> R accept(PlanVisitor<R, C> visitor, C context) { | ||
| return visitor.visitShowPrivilegesCommand(this, context); | ||
| } | ||
| } |
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23 changes: 23 additions & 0 deletions
23
regression-test/suites/nereids_p0/show/test_nereids_show_privileges.groovy
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| @@ -0,0 +1,23 @@ | ||
| // 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. | ||
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| import org.junit.Assert; | ||
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| suite("test_nereids_show_privileges") { | ||
| // only check syntax | ||
| checkNereidsExecute("""show privileges""") | ||
| } |