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Code Issues Releases Wiki Activity

improved PageUtils & support natural join. issue #1711

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This commit is contained in:
wenshao
2017-05-08 03:27:32 +08:00
parent 2dbe1da578
commit 306f956273
8 changed files with 221 additions and 1 deletions
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src/test/java/com/alibaba/druid/bvt/sql/PagerUtilsTest_hasUnorderedLimit_oracle.java
+5
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@@ -30,4 +30,9 @@ public class PagerUtilsTest_hasUnorderedLimit_oracle extends TestCase {
"\nWHERE ROWNUM <= 10";
assertTrue(PagerUtils.hasUnorderedLimit(sql, JdbcConstants.ORACLE));
}
public void test_true_1() throws Exception {
String sql = "select * from (select * from t where id > 1 ) where rownum < 1000";
assertTrue(PagerUtils.hasUnorderedLimit(sql, JdbcConstants.ORACLE));
}
}
src/test/java/com/alibaba/druid/bvt/sql/mysql/param/MySqlParameterizedOutputVisitorTest_36.java
+40
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@@ -0,0 +1,40 @@
package com.alibaba.druid.bvt.sql.mysql.param;
import com.alibaba.druid.sql.SQLUtils;
import com.alibaba.druid.sql.ast.SQLStatement;
import com.alibaba.druid.sql.parser.SQLParserUtils;
import com.alibaba.druid.sql.parser.SQLStatementParser;
import com.alibaba.druid.sql.visitor.SQLASTOutputVisitor;
import com.alibaba.druid.util.JdbcConstants;
import junit.framework.TestCase;
import java.util.List;
/**
* Created by wenshao on 16/8/23.
*/
public class MySqlParameterizedOutputVisitorTest_36 extends TestCase {
public void test_for_parameterize() throws Exception {
final String dbType = JdbcConstants.MYSQL;
String sql = "INSERT INTO v_j (jb) VALUES (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)";
SQLStatementParser parser = SQLParserUtils.createSQLStatementParser(sql, dbType);
List<SQLStatement> stmtList = parser.parseStatementList();
SQLStatement statement = stmtList.get(0);
StringBuilder out = new StringBuilder();
// List<Object> parameters = new ArrayList<Object>();
SQLASTOutputVisitor visitor = SQLUtils.createOutputVisitor(out, JdbcConstants.MYSQL);
visitor.setParameterized(true);
visitor.setParameterizedMergeInList(true);
// visitor.setParameters(parameters);
visitor.setExportTables(true);
visitor.setPrettyFormat(false);
statement.accept(visitor);
System.out.println(out);
}
}
src/test/java/com/alibaba/druid/bvt/sql/mysql/select/MySqlSelectTest_35.java
+69
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@@ -0,0 +1,69 @@
/*
* Copyright 1999-2017 Alibaba Group Holding Ltd.
*
* Licensed 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 com.alibaba.druid.bvt.sql.mysql.select;
import com.alibaba.druid.sql.MysqlTest;
import com.alibaba.druid.sql.SQLUtils;
import com.alibaba.druid.sql.ast.SQLStatement;
import com.alibaba.druid.sql.visitor.SchemaStatVisitor;
import com.alibaba.druid.util.JdbcConstants;
import org.junit.Assert;
import java.util.List;
public class MySqlSelectTest_35 extends MysqlTest {
public void test_0() throws Exception {
String sql = "SELECT * FROM t1 natural LEFT JOIN t2;";
List<SQLStatement> statementList = SQLUtils.parseStatements(sql, JdbcConstants.MYSQL);
SQLStatement stmt = statementList.get(0);
Assert.assertEquals(1, statementList.size());
SchemaStatVisitor visitor = SQLUtils.createSchemaStatVisitor(JdbcConstants.MYSQL);
stmt.accept(visitor);
// System.out.println("Tables : " + visitor.getTables());
// System.out.println("fields : " + visitor.getColumns());
// System.out.println("coditions : " + visitor.getConditions());
// System.out.println("orderBy : " + visitor.getOrderByColumns());
// Assert.assertEquals(1, visitor.getTables().size());
// Assert.assertEquals(1, visitor.getColumns().size());
// Assert.assertEquals(0, visitor.getConditions().size());
// Assert.assertEquals(0, visitor.getOrderByColumns().size());
{
String output = SQLUtils.toMySqlString(stmt);
Assert.assertEquals("SELECT *\n" +
"FROM t1\n" +
"\tNATURAL LEFT JOIN t2", //
output);
}
{
String output = SQLUtils.toMySqlString(stmt, SQLUtils.DEFAULT_LCASE_FORMAT_OPTION);
Assert.assertEquals("select *\n" +
"from t1\n" +
"\tnatural left join t2", //
output);
}
}
}
src/test/java/com/alibaba/druid/bvt/sql/mysql/select/MySqlSelectTest_36.java
+69
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@@ -0,0 +1,69 @@
/*
* Copyright 1999-2017 Alibaba Group Holding Ltd.
*
* Licensed 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 com.alibaba.druid.bvt.sql.mysql.select;
import com.alibaba.druid.sql.MysqlTest;
import com.alibaba.druid.sql.SQLUtils;
import com.alibaba.druid.sql.ast.SQLStatement;
import com.alibaba.druid.sql.visitor.SchemaStatVisitor;
import com.alibaba.druid.util.JdbcConstants;
import org.junit.Assert;
import java.util.List;
public class MySqlSelectTest_36 extends MysqlTest {
public void test_0() throws Exception {
String sql = "SELECT * FROM mytable t1 natural LEFT JOIN t2;";
List<SQLStatement> statementList = SQLUtils.parseStatements(sql, JdbcConstants.MYSQL);
SQLStatement stmt = statementList.get(0);
Assert.assertEquals(1, statementList.size());
SchemaStatVisitor visitor = SQLUtils.createSchemaStatVisitor(JdbcConstants.MYSQL);
stmt.accept(visitor);
// System.out.println("Tables : " + visitor.getTables());
// System.out.println("fields : " + visitor.getColumns());
// System.out.println("coditions : " + visitor.getConditions());
// System.out.println("orderBy : " + visitor.getOrderByColumns());
// Assert.assertEquals(1, visitor.getTables().size());
// Assert.assertEquals(1, visitor.getColumns().size());
// Assert.assertEquals(0, visitor.getConditions().size());
// Assert.assertEquals(0, visitor.getOrderByColumns().size());
{
String output = SQLUtils.toMySqlString(stmt);
Assert.assertEquals("SELECT *\n" +
"FROM mytable t1\n" +
"\tNATURAL LEFT JOIN t2", //
output);
}
{
String output = SQLUtils.toMySqlString(stmt, SQLUtils.DEFAULT_LCASE_FORMAT_OPTION);
Assert.assertEquals("select *\n" +
"from mytable t1\n" +
"\tnatural left join t2", //
output);
}
}
}