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[AMORO-2893] Optimizing the efficiency for restapi retrieve optimizin…
…g tables Befor the change we'll retrieve all tables from db and sort in the memory, this will be slow if there are many entriesin the db, after this change we sort in the db and only retrieve the returned entries.
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61 changes: 61 additions & 0 deletions
61
...rc/main/java/org/apache/amoro/server/persistence/converter/OptimizingStatusConverter.java
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|---|---|---|
| @@ -0,0 +1,61 @@ | ||
| /* | ||
| * 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.amoro.server.persistence.converter; | ||
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| import org.apache.amoro.server.optimizing.OptimizingStatus; | ||
| import org.apache.ibatis.type.BaseTypeHandler; | ||
| import org.apache.ibatis.type.JdbcType; | ||
| import org.apache.ibatis.type.MappedJdbcTypes; | ||
| import org.apache.ibatis.type.MappedTypes; | ||
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| import java.sql.CallableStatement; | ||
| import java.sql.PreparedStatement; | ||
| import java.sql.ResultSet; | ||
| import java.sql.SQLException; | ||
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| @MappedJdbcTypes(JdbcType.INTEGER) | ||
| @MappedTypes(Enum.class) | ||
| public class OptimizingStatusConverter extends BaseTypeHandler<OptimizingStatus> { | ||
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| @Override | ||
| public void setNonNullParameter( | ||
| PreparedStatement ps, int i, OptimizingStatus parameter, JdbcType jdbcType) | ||
| throws SQLException { | ||
| ps.setInt(i, parameter.getCode()); | ||
| } | ||
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| @Override | ||
| public OptimizingStatus getNullableResult(ResultSet rs, String columnName) throws SQLException { | ||
| String s = rs.getString(columnName); | ||
| return s == null ? null : OptimizingStatus.ofCode(Integer.parseInt(s)); | ||
| } | ||
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| @Override | ||
| public OptimizingStatus getNullableResult(ResultSet rs, int columnIndex) throws SQLException { | ||
| String s = rs.getString(columnIndex); | ||
| return s == null ? null : OptimizingStatus.ofCode(Integer.parseInt(s)); | ||
| } | ||
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| @Override | ||
| public OptimizingStatus getNullableResult(CallableStatement cs, int columnIndex) | ||
| throws SQLException { | ||
| String s = cs.getString(columnIndex); | ||
| return s == null ? null : OptimizingStatus.ofCode(Integer.parseInt(s)); | ||
| } | ||
| } |
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