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Code Issues Releases Wiki Activity

bug fixed for sql parser

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This commit is contained in:
wenshao
2012-12-19 21:50:44 +08:00
parent 3efb6243e5
commit 187ef8808f
3 changed files with 131 additions and 0 deletions
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src/main/java/com/alibaba/druid/sql/parser/SQLExprParser.java
+4
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@@ -449,6 +449,10 @@ public class SQLExprParser extends SQLParser {
sqlExpr = allExpr;
break;
case LITERAL_ALIAS:
sqlExpr = new SQLIdentifierExpr('"' + lexer.stringVal() + '"');
lexer.nextToken();
break;
default:
throw new ParserException("ERROR. token : " + tok + " " + lexer.stringVal());
}
src/test/java/com/alibaba/druid/bvt/sql/postgresql/PGSelectTest7.java
+68
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@@ -0,0 +1,68 @@
/*
* 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.postgresql;
import java.util.List;
import junit.framework.Assert;
import com.alibaba.druid.sql.PGTest;
import com.alibaba.druid.sql.ast.SQLStatement;
import com.alibaba.druid.sql.dialect.postgresql.parser.PGSQLStatementParser;
import com.alibaba.druid.sql.dialect.postgresql.visitor.PGSchemaStatVisitor;
public class PGSelectTest7 extends PGTest {
public void test_0() throws Exception {
String sql = "select id, name, parameters, \"algModuleRule.id\", \"algModuleRule.name\"" + //
", \"algModuleRule.assembleType\", \"algModuleRule.algmIds\", \"algModuleRule.subAlgmIds\"" + //
", \"algModuleRule.algmRatio\", \"algModuleRule.algmMaxRatio\", \"algModuleRule.objectType\"" + //
", \"cateRule.id\", \"cateRule.name\", \"cateRule.assembleType\", \"cateRule.algmIds\"" + //
", \"cateRule.algmRatio\", \"cateRule.algmMaxRatio\", \"appObject.id\",\"appObject.name\"" + //
", \"appObject.beanId\" " + //
"from cnres.function_select_irecom_scene()" + //
" as a( id text,name text,parameters text, \"algModuleRule.id\" text,\"algModuleRule.name\" text" + //
" , \"algModuleRule.assembleType\" text,\"algModuleRule.algmIds\" text" + //
" , \"algModuleRule.subAlgmIds\" text,\"algModuleRule.algmRatio\" text" + //
" , \"algModuleRule.algmMaxRatio\" text, \"algModuleRule.objectType\" text" + //
" , \"cateRule.id\" text, \"cateRule.name\" text, \"cateRule.assembleType\" text" + //
" , \"cateRule.algmIds\" text, \"cateRule.algmRatio\" text, \"cateRule.algmMaxRatio\" text" + //
" , \"appObject.id\" text,\"appObject.name\" text, \"appObject.beanId\" text)";
PGSQLStatementParser parser = new PGSQLStatementParser(sql);
List<SQLStatement> statementList = parser.parseStatementList();
SQLStatement statemen = statementList.get(0);
print(statementList);
Assert.assertEquals(1, statementList.size());
PGSchemaStatVisitor visitor = new PGSchemaStatVisitor();
statemen.accept(visitor);
System.out.println("Tables : " + visitor.getTables());
System.out.println("fields : " + visitor.getColumns());
System.out.println("coditions : " + visitor.getConditions());
Assert.assertEquals(20, visitor.getColumns().size());
Assert.assertEquals(0, visitor.getTables().size());
}
}
// select categoryId , offerIds from cnres.function_select_get_spt_p4p_offer_list (' 1031918 , 1031919 , 1037004 ') as
// a(categoryId numeric,offerIds character varying(4000))
// select memberId , offerIds from cnres.function_select_get_seller_hot_offer_list('\'gzyyd168\'') as a(memberId
// character varying(20),offerIds character varying(4000))
src/test/java/com/alibaba/druid/bvt/sql/postgresql/PGSelectTest8.java
+59
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@@ -0,0 +1,59 @@
/*
* 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.postgresql;
import java.util.List;
import junit.framework.Assert;
import com.alibaba.druid.sql.PGTest;
import com.alibaba.druid.sql.ast.SQLStatement;
import com.alibaba.druid.sql.dialect.postgresql.parser.PGSQLStatementParser;
import com.alibaba.druid.sql.dialect.postgresql.visitor.PGSchemaStatVisitor;
public class PGSelectTest8 extends PGTest {
public void test_0() throws Exception {
String sql = "select id, name, beanId, \"algLable.id\", \"algLable.name\"" + //
", \"algLable.schemaName\", \"algLable.tableName\", \"algLable.fieldName\"" + //
" from cnres.function_select_algmodule_rule() " + //
" as a( id text,name text,beanId text, \"algLable.id\" text,\"algLable.name\" text" + //
", \"algLable.schemaName\" text,\"algLable.tableName\" text, \"algLable.fieldName\" text)";
PGSQLStatementParser parser = new PGSQLStatementParser(sql);
List<SQLStatement> statementList = parser.parseStatementList();
SQLStatement statemen = statementList.get(0);
print(statementList);
Assert.assertEquals(1, statementList.size());
PGSchemaStatVisitor visitor = new PGSchemaStatVisitor();
statemen.accept(visitor);
System.out.println("Tables : " + visitor.getTables());
System.out.println("fields : " + visitor.getColumns());
System.out.println("coditions : " + visitor.getConditions());
Assert.assertEquals(8, visitor.getColumns().size());
Assert.assertEquals(0, visitor.getTables().size());
}
}
// select categoryId , offerIds from cnres.function_select_get_spt_p4p_offer_list (' 1031918 , 1031919 , 1037004 ') as
// a(categoryId numeric,offerIds character varying(4000))
// select memberId , offerIds from cnres.function_select_get_seller_hot_offer_list('\'gzyyd168\'') as a(memberId
// character varying(20),offerIds character varying(4000))