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52 lines
2.0 KiB
Java
52 lines
2.0 KiB
Java
/*
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* Copyright 1999-2011 Alibaba Group Holding Ltd.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.alibaba.druid.bvt.sql;
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import org.junit.Assert;
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import junit.framework.TestCase;
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import com.alibaba.druid.sql.SQLUtils;
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import com.alibaba.druid.util.JdbcUtils;
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public class DistinctTest extends TestCase {
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private String sql = "select count(distinct *) from t";
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public void test_mysql() throws Exception {
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Assert.assertEquals("SELECT COUNT(DISTINCT *)\nFROM t", SQLUtils.format(sql, JdbcUtils.MYSQL));
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}
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public void test_oracle() throws Exception {
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Assert.assertEquals("SELECT COUNT(DISTINCT *)\nFROM t", SQLUtils.format(sql, JdbcUtils.ORACLE));
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Assert.assertEquals("SELECT COUNT(DISTINCT *)\nFROM t", SQLUtils.format(sql, JdbcUtils.ALI_ORACLE));
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}
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public void test_oracle_unique() throws Exception {
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Assert.assertEquals("SELECT COUNT(UNIQUE *)\nFROM t",
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SQLUtils.format("select count(unique *) from t", JdbcUtils.ORACLE));
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Assert.assertEquals("SELECT COUNT(UNIQUE *)\nFROM t",
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SQLUtils.format("select count(unique *) from t", JdbcUtils.ALI_ORACLE));
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}
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public void test_postgres() throws Exception {
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Assert.assertEquals("SELECT COUNT(DISTINCT *)\nFROM t", SQLUtils.format(sql, JdbcUtils.POSTGRESQL));
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}
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public void test_sql92() throws Exception {
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Assert.assertEquals("SELECT COUNT(DISTINCT *)\nFROM t", SQLUtils.format(sql, null));
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}
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}
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