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[Enhancement] (nereids)implement showTableStatusCommand in nereids
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199 changes: 199 additions & 0 deletions
199
...e/src/main/java/org/apache/doris/nereids/trees/plans/commands/ShowTableStatusCommand.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.nereids.trees.plans.commands; | ||
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| import org.apache.doris.catalog.Column; | ||
| import org.apache.doris.catalog.DatabaseIf; | ||
| import org.apache.doris.catalog.Env; | ||
| import org.apache.doris.catalog.PrimitiveType; | ||
| import org.apache.doris.catalog.ScalarType; | ||
| import org.apache.doris.catalog.TableIf; | ||
| import org.apache.doris.common.CaseSensibility; | ||
| import org.apache.doris.common.ErrorCode; | ||
| import org.apache.doris.common.ErrorReport; | ||
| import org.apache.doris.common.PatternMatcher; | ||
| import org.apache.doris.common.PatternMatcherWrapper; | ||
| import org.apache.doris.common.util.TimeUtils; | ||
| import org.apache.doris.mysql.privilege.PrivPredicate; | ||
| 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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|
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| import com.google.common.base.Strings; | ||
| import com.google.common.collect.Lists; | ||
|
|
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| import java.util.List; | ||
|
|
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| /** | ||
| * ShowVariablesCommand | ||
| */ | ||
| public class ShowTableStatusCommand extends ShowCommand { | ||
| private static final ShowResultSetMetaData META_DATA = ShowResultSetMetaData.builder() | ||
| .addColumn(new Column("Name", ScalarType.createVarchar(64))) | ||
| .addColumn(new Column("Engine", ScalarType.createVarchar(10))) | ||
| .addColumn(new Column("Version", ScalarType.createType(PrimitiveType.BIGINT))) | ||
| .addColumn(new Column("Row_format", ScalarType.createVarchar(64))) | ||
| .addColumn(new Column("Rows", ScalarType.createType(PrimitiveType.BIGINT))) | ||
| .addColumn(new Column("Avg_row_length", ScalarType.createType(PrimitiveType.BIGINT))) | ||
| .addColumn(new Column("Data_length", ScalarType.createType(PrimitiveType.BIGINT))) | ||
| .addColumn(new Column("Max_data_length", ScalarType.createType(PrimitiveType.BIGINT))) | ||
| .addColumn(new Column("Index_length", ScalarType.createType(PrimitiveType.BIGINT))) | ||
| .addColumn(new Column("Data_free", ScalarType.createType(PrimitiveType.BIGINT))) | ||
| .addColumn(new Column("Auto_increment", ScalarType.createType(PrimitiveType.BIGINT))) | ||
| .addColumn(new Column("Create_time", ScalarType.createType(PrimitiveType.DATETIME))) | ||
| .addColumn(new Column("Update_time", ScalarType.createType(PrimitiveType.DATETIME))) | ||
| .addColumn(new Column("Check_time", ScalarType.createType(PrimitiveType.DATETIME))) | ||
| .addColumn(new Column("Collation", ScalarType.createVarchar(64))) | ||
| .addColumn(new Column("Checksum", ScalarType.createType(PrimitiveType.BIGINT))) | ||
| .addColumn(new Column("Create_options", ScalarType.createVarchar(64))) | ||
| .addColumn(new Column("Comment", ScalarType.createVarchar(64))) | ||
| .build(); | ||
|
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| private String catalog; | ||
| private String db; | ||
| private String wild; | ||
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| public ShowTableStatusCommand(String catalog, String db, String wild) { | ||
| super(PlanType.SHOW_TABLE_STATUS_COMMAND); | ||
| this.catalog = catalog; | ||
| this.db = db; | ||
| this.wild = wild; | ||
| } | ||
|
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| public String getCatalog() { | ||
| return catalog; | ||
| } | ||
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| public String getDb() { | ||
| return db; | ||
| } | ||
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| public String getPattern() { | ||
| return wild; | ||
| } | ||
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| public ShowResultSetMetaData getMetaData() { | ||
| return META_DATA; | ||
| } | ||
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| @Override | ||
| public ShowResultSet doRun(ConnectContext ctx, StmtExecutor executor) throws Exception { | ||
| if (Strings.isNullOrEmpty(db)) { | ||
| db = ctx.getDatabase(); | ||
| if (Strings.isNullOrEmpty(db)) { | ||
| ErrorReport.reportAnalysisException(ErrorCode.ERR_NO_DB_ERROR); | ||
| } | ||
| } | ||
| if (Strings.isNullOrEmpty(catalog)) { | ||
| catalog = ctx.getDefaultCatalog(); | ||
| if (Strings.isNullOrEmpty(catalog)) { | ||
| ErrorReport.reportAnalysisException(ErrorCode.ERR_WRONG_NAME_FOR_CATALOG); | ||
| } | ||
| } | ||
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| if (!Env.getCurrentEnv().getAccessManager().checkDbPriv(ctx, | ||
| catalog, db, PrivPredicate.SHOW)) { | ||
| ErrorReport.reportAnalysisException(ErrorCode.ERR_DBACCESS_DENIED_ERROR, | ||
| PrivPredicate.ADMIN.getPrivs().toString(), db); | ||
| } | ||
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| List<List<String>> rows = Lists.newArrayList(); | ||
| DatabaseIf<TableIf> dbName = ctx.getEnv().getCatalogMgr() | ||
| .getCatalogOrAnalysisException(getCatalog()) | ||
| .getDbOrAnalysisException(getDb()); | ||
| if (dbName != null) { | ||
| PatternMatcher matcher = null; | ||
| if (getPattern() != null) { | ||
| matcher = PatternMatcherWrapper.createMysqlPattern(getPattern(), | ||
| CaseSensibility.TABLE.getCaseSensibility()); | ||
| } | ||
| for (TableIf table : dbName.getTables()) { | ||
| if (matcher != null && !matcher.match(table.getName())) { | ||
| continue; | ||
| } | ||
|
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| // check tbl privs | ||
| if (!Env.getCurrentEnv().getAccessManager() | ||
| .checkTblPriv(ctx, getCatalog(), | ||
| dbName.getFullName(), table.getName(), PrivPredicate.SHOW)) { | ||
| continue; | ||
| } | ||
| List<String> row = Lists.newArrayList(); | ||
| // Name | ||
| row.add(table.getName()); | ||
| // Engine | ||
| row.add(table.getEngine()); | ||
| // version | ||
| row.add(null); | ||
| // Row_format | ||
| row.add(null); | ||
| // Rows | ||
| row.add(String.valueOf(table.getCachedRowCount())); | ||
| // Avg_row_length | ||
| row.add(String.valueOf(table.getAvgRowLength())); | ||
| // Data_length | ||
| row.add(String.valueOf(table.getDataLength())); | ||
| // Max_data_length | ||
| row.add(null); | ||
| // Index_length | ||
| row.add(null); | ||
| // Data_free | ||
| row.add(null); | ||
| // Auto_increment | ||
| row.add(null); | ||
| // Create_time | ||
| row.add(TimeUtils.longToTimeString(table.getCreateTime() * 1000)); | ||
| // Update_time | ||
| if (table.getUpdateTime() > 0) { | ||
| row.add(TimeUtils.longToTimeString(table.getUpdateTime())); | ||
| } else { | ||
| row.add(null); | ||
| } | ||
| // Check_time | ||
| if (table.getLastCheckTime() > 0) { | ||
| row.add(TimeUtils.longToTimeString(table.getLastCheckTime())); | ||
| } else { | ||
| row.add(null); | ||
| } | ||
| // Collation | ||
| row.add("utf-8"); | ||
| // Checksum | ||
| row.add(null); | ||
| // Create_options | ||
| row.add(null); | ||
|
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| row.add(table.getComment()); | ||
| rows.add(row); | ||
| } | ||
| } | ||
| // sort by table name | ||
| rows.sort((x, y) -> { | ||
| return x.get(0).compareTo(y.get(0)); | ||
| }); | ||
| return new ShowResultSet(getMetaData(), rows); | ||
| } | ||
|
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| @Override | ||
| public <R, C> R accept(PlanVisitor<R, C> visitor, C context) { | ||
| return visitor.visitShowTableStatusCommand(this, context); | ||
| } | ||
|
|
||
| } |
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51 changes: 51 additions & 0 deletions
51
regression-test/suites/nereids_p0/show/test_nereids_show_table_status.groovy
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,51 @@ | ||
| // 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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|
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| suite("test_nereids_show_table_status") { | ||
| def table = "test_nereids_show_table_status" | ||
| String dbName = "${table}_db" | ||
| sql "CREATE DATABASE IF NOT EXISTS ${dbName}" | ||
| sql "use ${dbName}" | ||
| // create table and insert data | ||
| sql """ drop table if exists ${table} force""" | ||
| sql """ | ||
| create table ${table} ( | ||
| `id` int(11), | ||
| `name` varchar(128), | ||
| `da` date | ||
| ) | ||
| engine=olap | ||
| duplicate key(id) | ||
| partition by range(da)( | ||
| PARTITION p3 VALUES LESS THAN ('2023-01-01'), | ||
| PARTITION p4 VALUES LESS THAN ('2024-01-01'), | ||
| PARTITION p5 VALUES LESS THAN ('2025-01-01') | ||
| ) | ||
| distributed by hash(id) buckets 2 | ||
| properties( | ||
| "replication_num"="1", | ||
| "light_schema_change"="true" | ||
| ); | ||
| """ | ||
|
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| checkNereidsExecute("show table status") | ||
| checkNereidsExecute("show table status from ${dbName}") | ||
| checkNereidsExecute("show table status from ${dbName} like '%${table}%'") | ||
|
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| } |