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Merge pull request #662 from yakolee/master

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improve sqlserver parser
This commit is contained in:
Yako
2014-09-23 19:51:31 +08:00
parent 8ed06bf96b e7829a7b80
commit f500cc0eee
15 changed files with 788 additions and 8 deletions
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src/test/java/com/alibaba/druid/bvt/sql/sqlserver/SQLServerDeclareTest.java
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/*
* Copyright 2014 Alibaba.com All right reserved. This software is the
* confidential and proprietary information of Alibaba.com ("Confidential
* Information"). You shall not disclose such Confidential Information and shall
* use it only in accordance with the terms of the license agreement you entered
* into with Alibaba.com.
*/
package com.alibaba.druid.bvt.sql.sqlserver;
import java.util.List;
import junit.framework.TestCase;
import org.junit.Assert;
import com.alibaba.druid.sql.SQLUtils;
import com.alibaba.druid.sql.ast.SQLStatement;
import com.alibaba.druid.sql.dialect.sqlserver.parser.SQLServerStatementParser;
import com.alibaba.druid.util.JdbcUtils;
public class SQLServerDeclareTest extends TestCase {
public void test_0() {
String sql = "declare @is_updated bit";
SQLServerStatementParser parser = new SQLServerStatementParser(sql);
List<SQLStatement> stmtList = parser.parseStatementList();
Assert.assertEquals(1, stmtList.size());
String text = SQLUtils.toSQLString(stmtList, JdbcUtils.SQL_SERVER);
Assert.assertEquals("DECLARE @is_updated bit", text);
}
public void test_1() {
String sql = "DECLARE @Group nvarchar(50), @Sales money=1;";
SQLServerStatementParser parser = new SQLServerStatementParser(sql);
List<SQLStatement> stmtList = parser.parseStatementList();
Assert.assertEquals(1, stmtList.size());
String text = SQLUtils.toSQLString(stmtList, JdbcUtils.SQL_SERVER);
Assert.assertEquals("DECLARE @Group nvarchar(50), @Sales money = 1", text);
}
public void test_2() {
String sql = "DECLARE @cursor CURSOR";
SQLServerStatementParser parser = new SQLServerStatementParser(sql);
List<SQLStatement> stmtList = parser.parseStatementList();
Assert.assertEquals(1, stmtList.size());
String text = SQLUtils.toSQLString(stmtList, JdbcUtils.SQL_SERVER);
Assert.assertEquals("DECLARE @cursor CURSOR", text);
}
public void test_3() {
String sql = "DECLARE @MyTableVar table( EmpID int NOT NULL, OldVacationHours int, NewVacationHours int, ModifiedDate datetime);";
SQLServerStatementParser parser = new SQLServerStatementParser(sql);
List<SQLStatement> stmtList = parser.parseStatementList();
Assert.assertEquals(1, stmtList.size());
String text = SQLUtils.toSQLString(stmtList, JdbcUtils.SQL_SERVER);
String expected = "DECLARE @MyTableVar TABLE ("//
+ "\n\tEmpID int NOT NULL,"//
+ "\n\tOldVacationHours int,"//
+ "\n\tNewVacationHours int,"//
+ "\n\tModifiedDate datetime"//
+ "\n)";
Assert.assertEquals(expected, text);
}
}
src/test/java/com/alibaba/druid/bvt/sql/sqlserver/SQLServerInsertTest7.java
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/*
* Copyright 1999-2011 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.sqlserver;
import java.util.List;
import junit.framework.TestCase;
import org.junit.Assert;
import com.alibaba.druid.sql.SQLUtils;
import com.alibaba.druid.sql.ast.SQLStatement;
import com.alibaba.druid.sql.dialect.sqlserver.ast.stmt.SQLServerInsertStatement;
import com.alibaba.druid.sql.dialect.sqlserver.parser.SQLServerStatementParser;
import com.alibaba.druid.sql.dialect.sqlserver.visitor.SQLServerSchemaStatVisitor;
public class SQLServerInsertTest7 extends TestCase {
public void test_0() throws Exception {
String sql = "INSERT Production.ScrapReason OUTPUT INSERTED.ScrapReasonID, INSERTED.Name, INSERTED.ModifiedDate INTO @MyTableVar VALUES (N'Operator error', GETDATE());";
SQLServerStatementParser parser = new SQLServerStatementParser(sql);
parser.setParseCompleteValues(false);
parser.setParseValuesSize(3);
List<SQLStatement> statementList = parser.parseStatementList();
SQLStatement stmt = statementList.get(0);
SQLServerInsertStatement insertStmt = (SQLServerInsertStatement) stmt;
Assert.assertEquals(1, insertStmt.getValuesList().size());
Assert.assertEquals(2, insertStmt.getValues().getValues().size());
Assert.assertEquals(0, insertStmt.getColumns().size());
Assert.assertEquals(1, statementList.size());
SQLServerSchemaStatVisitor visitor = new SQLServerSchemaStatVisitor();
stmt.accept(visitor);
String formatSql = "INSERT INTO Production.ScrapReason"//
+ "\nOUTPUT INSERTED.ScrapReasonID, INSERTED.Name, INSERTED.ModifiedDate"//
+ "\n\tINTO @MyTableVar"//
+ "\nVALUES"//
+ "\n(N'Operator error', GETDATE())";
Assert.assertEquals(formatSql, SQLUtils.toSQLServerString(insertStmt));
}
public void test_1() throws Exception {
String sql = "INSERT TOP(5)INTO dbo.EmployeeSales OUTPUT inserted.EmployeeID, inserted.FirstName, inserted.LastName, inserted.YearlySales SELECT sp.BusinessEntityID, c.LastName, c.FirstName, sp.SalesYTD FROM Sales.SalesPerson AS sp INNER JOIN Person.Person AS c ON sp.BusinessEntityID = c.BusinessEntityID WHERE sp.SalesYTD > 250000.00 ORDER BY sp.SalesYTD DESC;";
SQLServerStatementParser parser = new SQLServerStatementParser(sql);
parser.setParseCompleteValues(false);
parser.setParseValuesSize(3);
List<SQLStatement> statementList = parser.parseStatementList();
SQLStatement stmt = statementList.get(0);
SQLServerInsertStatement insertStmt = (SQLServerInsertStatement) stmt;
Assert.assertEquals(0, insertStmt.getValuesList().size());
Assert.assertEquals(0, insertStmt.getColumns().size());
Assert.assertEquals(1, statementList.size());
SQLServerSchemaStatVisitor visitor = new SQLServerSchemaStatVisitor();
stmt.accept(visitor);
String formatSql = "INSERT TOP (5) INTO dbo.EmployeeSales"//
+ "\nOUTPUT inserted.EmployeeID, inserted.FirstName, inserted.LastName, inserted.YearlySales"//
+ "\nSELECT sp.BusinessEntityID, c.LastName, c.FirstName, sp.SalesYTD"//
+ "\nFROM Sales.SalesPerson sp"//
+ "\nINNER JOIN Person.Person c ON sp.BusinessEntityID = c.BusinessEntityID"//
+ "\nWHERE sp.SalesYTD > 250000.00"//
+ "\nORDER BY sp.SalesYTD DESC";
Assert.assertEquals(formatSql, SQLUtils.toSQLServerString(insertStmt));
}
}
src/test/java/com/alibaba/druid/bvt/sql/sqlserver/SQLServerUpdateTest5.java
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/*
* Copyright 1999-2011 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.sqlserver;
import junit.framework.TestCase;
import org.junit.Assert;
import com.alibaba.druid.sql.ast.SQLStatement;
import com.alibaba.druid.sql.dialect.sqlserver.parser.SQLServerStatementParser;
import com.alibaba.druid.sql.test.TestUtils;
public class SQLServerUpdateTest5 extends TestCase {
public void test_update() throws Exception {
String sql = "UPDATE TOP (10) HumanResources.Employee SET VacationHours = VacationHours * 1.25, ModifiedDate = GETDATE() OUTPUT inserted.BusinessEntityID, deleted.VacationHours, inserted.VacationHours, inserted.ModifiedDate INTO @MyTableVar;";
String expect = "UPDATE TOP (10) HumanResources.Employee"
+ "\nSET VacationHours = VacationHours * 1.25, ModifiedDate = GETDATE()"
+ "\nOUTPUT inserted.BusinessEntityID, deleted.VacationHours, inserted.VacationHours, inserted.ModifiedDate"
+ "\n\tINTO @MyTableVar";
SQLServerStatementParser parser = new SQLServerStatementParser(sql);
SQLStatement stmt = parser.parseStatementList().get(0);
String text = TestUtils.outputSqlServer(stmt);
Assert.assertEquals(expect, text);
System.out.println(text);
}
}