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Co-authored-by: Stalary <452024236@qq.com>
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77 changes: 77 additions & 0 deletions
77
fe/fe-core/src/main/java/org/apache/doris/analysis/ShowCreateMaterializedViewStmt.java
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| // 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.analysis; | ||
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| import org.apache.doris.catalog.Catalog; | ||
| import org.apache.doris.catalog.Column; | ||
| import org.apache.doris.catalog.ScalarType; | ||
| import org.apache.doris.common.ErrorCode; | ||
| import org.apache.doris.common.ErrorReport; | ||
| import org.apache.doris.common.UserException; | ||
| import org.apache.doris.mysql.privilege.PrivPredicate; | ||
| import org.apache.doris.qe.ConnectContext; | ||
| import org.apache.doris.qe.ShowResultSetMetaData; | ||
|
|
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| import lombok.AllArgsConstructor; | ||
| import lombok.Getter; | ||
|
|
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| /** | ||
| * SHOW CREATE MATERIALIZED VIEW mv_name ON table_name. | ||
| **/ | ||
| @AllArgsConstructor | ||
| @Getter | ||
| public class ShowCreateMaterializedViewStmt extends ShowStmt { | ||
|
|
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| private static final ShowResultSetMetaData META_DATA = | ||
| ShowResultSetMetaData.builder() | ||
| .addColumn(new Column("TableName", ScalarType.createVarchar(255))) | ||
| .addColumn(new Column("ViewName", ScalarType.createVarchar(255))) | ||
| .addColumn(new Column("CreateStmt", ScalarType.createVarchar(65535))) | ||
| .build(); | ||
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| private String mvName; | ||
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| private TableName tableName; | ||
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| @Override | ||
| public void analyze(Analyzer analyzer) throws UserException { | ||
| super.analyze(analyzer); | ||
| tableName.analyze(analyzer); | ||
| if (!Catalog.getCurrentCatalog().getAuth() | ||
| .checkTblPriv(ConnectContext.get(), tableName.getDb(), tableName.getTbl(), PrivPredicate.SHOW)) { | ||
| ErrorReport.reportAnalysisException(ErrorCode.ERR_TABLEACCESS_DENIED_ERROR, "SHOW CREATE MATERIALIZED", | ||
| ConnectContext.get().getQualifiedUser(), | ||
| ConnectContext.get().getRemoteIP(), | ||
| tableName.toSql()); | ||
| } | ||
| } | ||
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| @Override | ||
| public ShowResultSetMetaData getMetaData() { | ||
| return META_DATA; | ||
| } | ||
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| @Override | ||
| public String toSql() { | ||
| StringBuilder stringBuilder = new StringBuilder(); | ||
| stringBuilder.append("SHOW CREATE MATERIALIZED VIEW "); | ||
| stringBuilder.append("`").append(mvName).append("` "); | ||
| stringBuilder.append("ON ").append(tableName.toSql()); | ||
| return stringBuilder.toString(); | ||
| } | ||
| } |
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97 changes: 97 additions & 0 deletions
97
fe/fe-core/src/test/java/org/apache/doris/analysis/ShowCreateMaterializedViewStmtTest.java
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| Original file line number | Diff line number | Diff line change |
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| @@ -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.analysis; | ||
|
|
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| import org.apache.doris.common.AnalysisException; | ||
| import org.apache.doris.common.ExceptionChecker; | ||
| import org.apache.doris.qe.ConnectContext; | ||
| import org.apache.doris.qe.ShowExecutor; | ||
| import org.apache.doris.utframe.DorisAssert; | ||
| import org.apache.doris.utframe.UtFrameUtils; | ||
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| import org.junit.AfterClass; | ||
| import org.junit.Assert; | ||
| import org.junit.BeforeClass; | ||
| import org.junit.Test; | ||
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| import java.io.File; | ||
| import java.util.UUID; | ||
|
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| /** | ||
| * test for ShowCreateMaterializedViewStmt. | ||
| **/ | ||
| public class ShowCreateMaterializedViewStmtTest { | ||
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| private static String runningDir = "fe/mocked/ShowCreateMaterializedViewStmtTest/" + UUID.randomUUID() + "/"; | ||
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| private static ConnectContext connectContext; | ||
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| private static DorisAssert dorisAssert; | ||
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| /** | ||
| * init. | ||
| **/ | ||
| @BeforeClass | ||
| public static void beforeClass() throws Exception { | ||
| UtFrameUtils.createDorisCluster(runningDir); | ||
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| // create connect context | ||
| connectContext = UtFrameUtils.createDefaultCtx(); | ||
| dorisAssert = new DorisAssert(connectContext); | ||
| dorisAssert.withDatabase("test") | ||
| .withTable("create table test.table1 (k1 int, k2 int) distributed by hash(k1) " | ||
| + "buckets 1 properties(\"replication_num\" = \"1\");") | ||
| .withMaterializedView("CREATE MATERIALIZED VIEW test_mv as select k1 from test.table1;"); | ||
| } | ||
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| @AfterClass | ||
| public static void tearDown() { | ||
| File file = new File(runningDir); | ||
| file.delete(); | ||
| } | ||
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| @Test | ||
| public void testNormal() throws Exception { | ||
| String showMvSql = "SHOW CREATE MATERIALIZED VIEW test_mv on test.table1;"; | ||
| ShowCreateMaterializedViewStmt showStmt = | ||
| (ShowCreateMaterializedViewStmt) UtFrameUtils.parseAndAnalyzeStmt(showMvSql, connectContext); | ||
| ShowExecutor executor = new ShowExecutor(connectContext, showStmt); | ||
| Assert.assertEquals(executor.execute().getResultRows().get(0).get(2), | ||
| "CREATE MATERIALIZED VIEW test_mv as select k1 from test.table1;"); | ||
| } | ||
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| @Test | ||
| public void testNoView() throws Exception { | ||
| String showMvSql = "SHOW CREATE MATERIALIZED VIEW test_mv_empty on test.table1;"; | ||
| ShowCreateMaterializedViewStmt showStmt = | ||
| (ShowCreateMaterializedViewStmt) UtFrameUtils.parseAndAnalyzeStmt(showMvSql, connectContext); | ||
| ShowExecutor executor = new ShowExecutor(connectContext, showStmt); | ||
| Assert.assertTrue(executor.execute().getResultRows().isEmpty()); | ||
| } | ||
|
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| @Test | ||
| public void testNoTable() throws Exception { | ||
| String showMvSql = "SHOW CREATE MATERIALIZED VIEW test_mv on test.table1_error;"; | ||
| ShowCreateMaterializedViewStmt showStmt = | ||
| (ShowCreateMaterializedViewStmt) UtFrameUtils.parseAndAnalyzeStmt(showMvSql, connectContext); | ||
| ShowExecutor executor = new ShowExecutor(connectContext, showStmt); | ||
| ExceptionChecker.expectThrowsWithMsg(AnalysisException.class, | ||
| "Unknown table 'table1_error' in default_cluster:test", executor::execute); | ||
|
|
||
| } | ||
| } |
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