/*
* Copyright 2011, Mysema 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.mysema.query;
import java.io.*;
import java.math.BigDecimal;
import java.sql.Date;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.util.*;
import com.google.common.collect.ImmutableList;
import com.google.common.collect.Lists;
import com.google.common.collect.Maps;
import com.mysema.commons.lang.CloseableIterator;
import com.mysema.commons.lang.Pair;
import com.mysema.query.group.Group;
import com.mysema.query.group.GroupBy;
import com.mysema.query.sql.*;
import com.mysema.query.sql.domain.*;
import com.mysema.query.support.Expressions;
import com.mysema.query.types.*;
import com.mysema.query.types.expr.*;
import com.mysema.query.types.path.NumberPath;
import com.mysema.query.types.path.PathBuilder;
import com.mysema.query.types.path.StringPath;
import com.mysema.query.types.query.NumberSubQuery;
import com.mysema.query.types.template.NumberTemplate;
import com.mysema.testutil.ExcludeIn;
import com.mysema.testutil.IncludeIn;
import junit.framework.Assert;
import org.joda.time.DateTime;
import org.joda.time.LocalDate;
import org.joda.time.LocalDateTime;
import org.joda.time.LocalTime;
import org.junit.Ignore;
import org.junit.Test;
import static com.mysema.query.Constants.*;
import static com.mysema.query.Target.*;
import static org.junit.Assert.*;
public class SelectBase extends AbstractBaseTest {
private static final Expression<?>[] NO_EXPRESSIONS = new Expression[0];
private final QueryExecution standardTest = new QueryExecution(Module.SQL, Connections.getTarget()) {
@Override
protected Pair<Projectable, Expression<?>[]> createQuery() {
return Pair.of(
(Projectable)testQuery().from(employee, employee2),
NO_EXPRESSIONS);
}
@Override
protected Pair<Projectable, Expression<?>[]> createQuery(Predicate filter) {
return Pair.of(
(Projectable)testQuery().from(employee, employee2).where(filter),
new Expression<?>[]{employee.firstname});
}
};
private <T> T singleResult(Expression<T> expr) {
return query().singleResult(expr);
}
@Test
public void Aggregate_List() {
int min = 30000, avg = 65000, max = 160000;
// list
assertEquals(min, query().from(employee).list(employee.salary.min()).get(0).intValue());
assertEquals(avg, query().from(employee).list(employee.salary.avg()).get(0).intValue());
assertEquals(max, query().from(employee).list(employee.salary.max()).get(0).intValue());
}
@Test
public void Aggregate_UniqueResult() {
int min = 30000, avg = 65000, max = 160000;
// uniqueResult
assertEquals(min, query().from(employee).uniqueResult(employee.salary.min()).intValue());
assertEquals(avg, query().from(employee).uniqueResult(employee.salary.avg()).intValue());
assertEquals(max, query().from(employee).uniqueResult(employee.salary.max()).intValue());
}
@Test
@ExcludeIn({MYSQL, ORACLE})
@SkipForQuoted
public void Alias_Quotes() {
expectedQuery = "select e.FIRSTNAME as \"First Name\" from EMPLOYEE e";
query().from(employee).list(employee.firstname.as("First Name"));
}
@Test
@IncludeIn(MYSQL)
@SkipForQuoted
public void Alias_Quotes_MySQL() {
expectedQuery = "select e.FIRSTNAME as `First Name` from EMPLOYEE e";
query().from(employee).list(employee.firstname.as("First Name"));
}
@Test
@IncludeIn(ORACLE)
@SkipForQuoted
public void Alias_Quotes_Oracle() {
expectedQuery = "select e.FIRSTNAME \"First Name\" from EMPLOYEE e";
query().from(employee).list(employee.firstname.as("First Name"));
}
@Test
public void All() {
for (Expression<?> expr : survey.all()) {
Path<?> path = (Path<?>)expr;
assertEquals(survey, path.getMetadata().getParent());
}
}
@Test
@IncludeIn(POSTGRES) // TODO generalize array literal projections
public void Array() {
Expression<Integer[]> expr = Expressions.template(Integer[].class, "'{1,2,3}'::int[]");
Integer[] result = query().singleResult(expr);
assertEquals(3, result.length);
assertEquals(1, result[0].intValue());
assertEquals(2, result[1].intValue());
assertEquals(3, result[2].intValue());
}
@Test
@IncludeIn(POSTGRES) // TODO generalize array literal projections
public void Array2() {
Expression<int[]> expr = Expressions.template(int[].class, "'{1,2,3}'::int[]");
int[] result = query().singleResult(expr);
assertEquals(3, result.length);
assertEquals(1, result[0]);
assertEquals(2, result[1]);
assertEquals(3, result[2]);
}
@Test
@ExcludeIn({DERBY, HSQLDB})
public void Array_Null() {
Expression<Integer[]> expr = Expressions.template(Integer[].class, "null");
assertNull(query().singleResult(expr));
}
@Test
public void Array_Projection() {
List<String[]> results = query().from(employee).list(
new ArrayConstructorExpression<String>(String[].class, employee.firstname));
assertFalse(results.isEmpty());
for (String[] result : results) {
assertNotNull(result[0]);
}
}
@Test
public void Beans() {
QEmployee EMPLOYEE = new QEmployee("EMPLOYEE");
List<Beans> rows = query().from(employee, EMPLOYEE).list(new QBeans(employee, EMPLOYEE));
assertFalse(rows.isEmpty());
for (Beans row : rows) {
assertEquals(Employee.class, row.get(employee).getClass());
assertEquals(Employee.class, row.get(EMPLOYEE).getClass());
}
}
@Test
@ExcludeIn({ORACLE, CUBRID, FIREBIRD, DERBY, SQLSERVER, SQLITE, TERADATA})
public void Boolean_All() {
assertTrue(query().from(employee).uniqueResult(SQLExpressions.all(employee.firstname.isNotNull())));
}
@Test
@ExcludeIn({ORACLE, CUBRID, FIREBIRD, DERBY, SQLSERVER, SQLITE, TERADATA})
public void Boolean_Any() {
assertTrue(query().from(employee).uniqueResult(SQLExpressions.any(employee.firstname.isNotNull())));
}
@Test
public void Casts() throws SQLException {
NumberExpression<?> num = employee.id;
List<Expression<?>> exprs = Lists.newArrayList();
add(exprs, num.byteValue(), MYSQL);
add(exprs, num.doubleValue());
add(exprs, num.floatValue());
add(exprs, num.intValue());
add(exprs, num.longValue(), MYSQL);
add(exprs, num.shortValue(), MYSQL);
add(exprs, num.stringValue(), DERBY);
for (Expression<?> expr : exprs) {
for (Object o : query().from(employee).list(expr)) {
assertEquals(expr.getType(), o.getClass());
}
}
}
@Test
public void Coalesce() {
Coalesce<String> c = new Coalesce<String>(employee.firstname, employee.lastname).add("xxx");
query().from(employee).where(c.getValue().eq("xxx")).list(employee.id);
}
@Test
public void Compact_Join() {
// verbose
query().from(employee).innerJoin(employee2)
.on(employee.superiorId.eq(employee2.id))
.list(employee.id, employee2.id);
// compact
query().from(employee)
.innerJoin(employee.superiorIdKey, employee2)
.list(employee.id, employee2.id);
}
@Test
public void Complex_Boolean() {
BooleanExpression first = employee.firstname.eq("Mike").and(employee.lastname.eq("Smith"));
BooleanExpression second = employee.firstname.eq("Joe").and(employee.lastname.eq("Divis"));
assertEquals(2, query().from(employee).where(first.or(second)).count());
assertEquals(0, query().from(employee).where(
employee.firstname.eq("Mike"),
employee.lastname.eq("Smith").or(employee.firstname.eq("Joe")),
employee.lastname.eq("Divis")
).count());
}
@Test
public void Complex_SubQuery() {
// alias for the salary
NumberPath<BigDecimal> sal = new NumberPath<BigDecimal>(BigDecimal.class, "sal");
// alias for the subquery
PathBuilder<Object[]> sq = new PathBuilder<Object[]>(Object[].class, "sq");
// query execution
query().from(
sq().from(employee)
.list(employee.salary.add(employee.salary).add(employee.salary).as(sal)).as(sq)
).list(sq.get(sal).avg(), sq.get(sal).min(), sq.get(sal).max());
}
@Test
public void Constructor() throws Exception {
for (IdName idName : query().from(survey).list(new QIdName(survey.id, survey.name))) {
System.out.println("id and name : " + idName.getId() + ","+ idName.getName());
}
}
@Test
public void Constructor_Projection() {
// constructor projection
for (IdName idAndName : query().from(survey).list(new QIdName(survey.id, survey.name))) {
assertNotNull(idAndName);
assertNotNull(idAndName.getId());
assertNotNull(idAndName.getName());
}
}
@Test
public void Constructor_Projection2() {
List<SimpleProjection> projections =query().from(employee).list(
ConstructorExpression.create(SimpleProjection.class,
employee.firstname, employee.lastname));
assertFalse(projections.isEmpty());
for (SimpleProjection projection : projections) {
assertNotNull(projection);
}
}
private double cot(double x) {
return Math.cos(x) / Math.sin(x);
}
private double coth(double x) {
return Math.cosh(x) / Math.sinh(x);
}
@Test
public void Count_With_PK() {
query().from(employee).count();
}
@Test
public void Count_Without_PK() {
query().from(QEmployeeNoPK.employee).count();
}
@Test
public void Count2() {
query().from(employee).singleResult(employee.count());
}
@Test
@SkipForQuoted
@ExcludeIn(ORACLE)
public void Count_All() {
expectedQuery = "select count(*) as rc from EMPLOYEE e";
NumberPath<Long> rowCount = new NumberPath<Long>(Long.class, "rc");
query().from(employee).uniqueResult(Wildcard.count.as(rowCount));
}
@Test
@SkipForQuoted
@IncludeIn(ORACLE)
public void Count_All_Oracle() {
expectedQuery = "select count(*) rc from EMPLOYEE e";
NumberPath<Long> rowCount = new NumberPath<Long>(Long.class, "rc");
query().from(employee).uniqueResult(Wildcard.count.as(rowCount));
}
@Test
public void Count_Distinct_With_PK() {
query().from(employee).distinct().count();
}
@Test
public void Count_Distinct_Without_PK() {
query().from(QEmployeeNoPK.employee).distinct().count();
}
@Test
public void Count_Distinct2() {
query().from(employee).singleResult(employee.countDistinct());
}
@Test
public void Custom_Projection() {
List<Projection> tuples = query().from(employee).list(
new QProjection(employee.firstname, employee.lastname));
assertFalse(tuples.isEmpty());
for (Projection tuple : tuples) {
assertNotNull(tuple.get(employee.firstname));
assertNotNull(tuple.get(employee.lastname));
assertNotNull(tuple.getExpr(employee.firstname));
assertNotNull(tuple.getExpr(employee.lastname));
}
}
@Test
@IncludeIn({H2, SQLSERVER, MYSQL, ORACLE, TERADATA}) // TODO fix postgres
public void Dates() {
long ts = ((long)Math.floor(System.currentTimeMillis() / 1000)) * 1000;
long tsDate = new org.joda.time.LocalDate(ts).toDateMidnight().getMillis();
long tsTime = new org.joda.time.LocalTime(ts).getMillisOfDay();
List<Object> data = Lists.newArrayList();
data.add(Constants.date);
data.add(Constants.time);
data.add(new java.util.Date(ts));
data.add(new java.util.Date(tsDate));
data.add(new java.util.Date(tsTime));
data.add(new java.sql.Timestamp(ts));
data.add(new java.sql.Timestamp(tsDate));
data.add(new java.sql.Date(110, 0, 1));
data.add(new java.sql.Date(tsDate));
data.add(new java.sql.Time(0, 0, 0));
data.add(new java.sql.Time(12, 30, 0));
data.add(new java.sql.Time(23, 59, 59));
//data.add(new java.sql.Time(tsTime));
data.add(new DateTime(ts));
data.add(new DateTime(tsDate));
data.add(new DateTime(tsTime));
data.add(new LocalDateTime(ts));
data.add(new LocalDateTime(tsDate));
data.add(new LocalDateTime(2014, 3, 30, 2, 0));
data.add(new LocalDate(2010, 1, 1));
data.add(new LocalDate(ts));
data.add(new LocalDate(tsDate));
data.add(new LocalTime(0, 0, 0));
data.add(new LocalTime(12, 30, 0));
data.add(new LocalTime(23, 59, 59));
data.add(new LocalTime(ts));
data.add(new LocalTime(tsTime));
Map<Object, Object> failures = Maps.newIdentityHashMap();
for (Object dt : data) {
Object dt2 = query().singleResult(new ConstantImpl(dt));
if (!dt.equals(dt2)) {
failures.put(dt, dt2);
}
}
if (!failures.isEmpty()) {
for (Map.Entry<Object, Object> entry : failures.entrySet()) {
System.out.println(entry.getKey().getClass().getName()
+ ": " + entry.getKey() + " != " + entry.getValue());
}
Assert.fail("Failed with " + failures);
}
}
@Test
@ExcludeIn({SQLITE})
public void Date_Add() {
TestQuery query = query().from(employee);
Date date1 = query.singleResult(employee.datefield);
Date date2 = query.singleResult(SQLExpressions.addYears(employee.datefield, 1));
Date date3 = query.singleResult(SQLExpressions.addMonths(employee.datefield, 1));
Date date4 = query.singleResult(SQLExpressions.addDays(employee.datefield, 1));
assertTrue(date2.getTime() > date1.getTime());
assertTrue(date3.getTime() > date1.getTime());
assertTrue(date4.getTime() > date1.getTime());
}
@Test
@ExcludeIn({SQLITE})
public void Date_Add_Timestamp() {
List<Expression<?>> exprs = Lists.newArrayList();
DateTimeExpression<java.util.Date> dt = Expressions.currentTimestamp();
add(exprs, SQLExpressions.addYears(dt, 1));
add(exprs, SQLExpressions.addMonths(dt, 1));
add(exprs, SQLExpressions.addDays(dt, 1));
add(exprs, SQLExpressions.addHours(dt, 1));
add(exprs, SQLExpressions.addMinutes(dt, 1));
add(exprs, SQLExpressions.addSeconds(dt, 1));
for (Expression<?> expr : exprs) {
assertNotNull(query().singleResult(expr));
}
}
@Test
@ExcludeIn({CUBRID, SQLITE, TERADATA})
public void Date_Diff() {
QEmployee employee2 = new QEmployee("employee2");
TestQuery query = query().from(employee, employee2);
List<DatePart> dps = Lists.newArrayList();
add(dps, DatePart.year);
add(dps, DatePart.month);
add(dps, DatePart.week);
add(dps, DatePart.day);
add(dps, DatePart.hour, HSQLDB);
add(dps, DatePart.minute, HSQLDB);
add(dps, DatePart.second, HSQLDB);
Date date = new Date(0);
for (DatePart dp : dps) {
query.singleResult(SQLExpressions.datediff(dp, employee.datefield, employee2.datefield));
query.singleResult(SQLExpressions.datediff(dp, employee.datefield, date));
query.singleResult(SQLExpressions.datediff(dp, date, employee.datefield));
}
}
@Test
@ExcludeIn({CUBRID, DERBY, HSQLDB, SQLITE, TERADATA})
public void Date_Diff2() {
TestQuery query = query().from(employee).orderBy(employee.id.asc());
LocalDate localDate = new LocalDate(1970, 1, 10);
Date date = new Date(localDate.toDateMidnight().getMillis());
int years = query.singleResult(SQLExpressions.datediff(DatePart.year, date, employee.datefield));
int months = query.singleResult(SQLExpressions.datediff(DatePart.month, date, employee.datefield));
// weeks
int days = query.singleResult(SQLExpressions.datediff(DatePart.day, date, employee.datefield));
int hours = query.singleResult(SQLExpressions.datediff(DatePart.hour, date, employee.datefield));
int minutes = query.singleResult(SQLExpressions.datediff(DatePart.minute, date, employee.datefield));
int seconds = query.singleResult(SQLExpressions.datediff(DatePart.second, date, employee.datefield));
assertEquals(949363200, seconds);
assertEquals(15822720, minutes);
assertEquals(263712, hours);
assertEquals(10988, days);
assertEquals(361, months);
assertEquals(30, years);
}
@Test
@ExcludeIn({CUBRID, DERBY, FIREBIRD, H2, HSQLDB, MYSQL, SQLITE, SQLSERVER, TERADATA}) // FIXME
public void Date_Trunc() {
DateTimeExpression<java.util.Date> expr = DateTimeExpression.currentTimestamp();
List<DatePart> dps = Lists.newArrayList();
add(dps, DatePart.year);
add(dps, DatePart.month);
add(dps, DatePart.week);
add(dps, DatePart.day);
add(dps, DatePart.hour);
add(dps, DatePart.minute);
add(dps, DatePart.second);
for (DatePart dp : dps) {
query().singleResult(SQLExpressions.datetrunc(dp, expr));
}
}
@Test
public void DateTime() {
TestQuery query = query().from(employee).orderBy(employee.id.asc());
assertEquals(Integer.valueOf(10), query.singleResult(employee.datefield.dayOfMonth()));
assertEquals(Integer.valueOf(2), query.singleResult(employee.datefield.month()));
assertEquals(Integer.valueOf(2000), query.singleResult(employee.datefield.year()));
assertEquals(Integer.valueOf(200002), query.singleResult(employee.datefield.yearMonth()));
}
@Test
@ExcludeIn(CUBRID)
public void DateTime_To_Date() {
query().singleResult(SQLExpressions.date(DateTimeExpression.currentTimestamp()));
}
private double degrees(double x) {
return x * 180.0 / Math.PI;
}
@Test
public void Distinct_Count() {
long count1 = query().from(employee).distinct().count();
long count2 = query().from(employee).distinct().count();
assertEquals(count1, count2);
}
@Test
public void Distinct_List() {
List<Integer> lengths1 = query().from(employee).distinct().list(employee.firstname.length());
List<Integer> lengths2 = query().from(employee).distinct().list(employee.firstname.length());
assertEquals(lengths1, lengths2);
}
@Test
public void Exists() {
assertTrue(query().from(employee).where(employee.firstname.eq("Barbara")).exists());
}
@Test
public void FactoryExpression_In_GroupBy() {
Expression<Employee> empBean = Projections.bean(Employee.class, employee.id, employee.superiorId);
assertFalse(query().from(employee).groupBy(empBean).list(empBean).isEmpty());
}
@Test
@ExcludeIn({H2, SQLITE, DERBY, CUBRID, MYSQL})
public void Full_Join() throws SQLException {
query().from(employee).fullJoin(employee2)
.on(employee.superiorIdKey.on(employee2))
.list(employee.id, employee2.id);
}
@Test
public void GetResultSet() throws IOException, SQLException{
ResultSet results = query().from(survey).getResults(survey.id, survey.name);
while(results.next()) {
System.out.println(results.getInt(1) +","+results.getString(2));
}
results.close();
}
@Test
public void GroupBy_Superior() {
TestQuery qry = query()
.from(employee)
.innerJoin(employee._superiorIdKey, employee2);
QTuple subordinates = new QTuple(employee2.id, employee2.firstname, employee2.lastname);
Map<Integer, Group> results = qry.transform(
GroupBy.groupBy(employee.id).as(employee.firstname, employee.lastname,
GroupBy.map(employee2.id, subordinates)));
assertEquals(2, results.size());
// Mike Smith
Group group = results.get(1);
assertEquals("Mike", group.getOne(employee.firstname));
assertEquals("Smith", group.getOne(employee.lastname));
Map<Integer, Tuple> emps = group.getMap(employee2.id, subordinates);
assertEquals(4, emps.size());
assertEquals("Steve", emps.get(12).get(employee2.firstname));
// Mary Smith
group = results.get(2);
assertEquals("Mary", group.getOne(employee.firstname));
assertEquals("Smith", group.getOne(employee.lastname));
emps = group.getMap(employee2.id, subordinates);
assertEquals(4, emps.size());
assertEquals("Mason", emps.get(21).get(employee2.lastname));
}
@Test
public void GroupBy_YearMonth() {
query().from(employee)
.groupBy(employee.datefield.yearMonth())
.orderBy(employee.datefield.yearMonth().asc())
.list(employee.id.count());
}
@Test
@ExcludeIn({H2, DERBY, ORACLE, SQLSERVER})
public void GroupBy_Validate() {
NumberPath<BigDecimal> alias = new NumberPath<BigDecimal>(BigDecimal.class, "alias");
query().from(employee)
.groupBy(alias)
.list(employee.salary.multiply(100).as(alias),
employee.salary.avg());
}
@SuppressWarnings("unchecked")
@Test(expected=IllegalArgumentException.class)
public void IllegalUnion() throws SQLException {
SubQueryExpression<Integer> sq1 = sq().from(employee).unique(employee.id.max());
SubQueryExpression<Integer> sq2 = sq().from(employee).unique(employee.id.max());
query().from(employee).union(sq1, sq2).list();
}
@Test
public void In() {
query().from(employee).where(employee.id.in(Arrays.asList(1,2))).list(employee);
}
@Test
public void In_Empty() {
assertEquals(0, query().from(employee).where(employee.id.in(ImmutableList.<Integer>of())).count());
}
@Test
public void NotIn_Empty() {
long count = query().from(employee).count();
assertEquals(count, query().from(employee).where(employee.id.notIn(ImmutableList.<Integer>of())).count());
}
@Test
public void Inner_Join() throws SQLException {
query().from(employee).innerJoin(employee2)
.on(employee.superiorIdKey.on(employee2))
.list(employee.id, employee2.id);
}
@Test
public void Inner_Join_2Conditions() {
query().from(employee).innerJoin(employee2)
.on(employee.superiorIdKey.on(employee2))
.on(employee2.firstname.isNotNull())
.list(employee.id, employee2.id);
}
@Test
public void Join() throws Exception {
for (String name : query().from(survey, survey2)
.where(survey.id.eq(survey2.id)).list(survey.name)) {
System.out.println(name);
}
}
@Test
public void Joins() throws SQLException {
for (Tuple row : query().from(employee).innerJoin(employee2)
.on(employee.superiorId.eq(employee2.superiorId))
.where(employee2.id.eq(10))
.list(employee.id, employee2.id)) {
System.out.println(row.get(employee.id) + ", " + row.get(employee2.id));
}
}
@Test
public void Left_Join() throws SQLException {
query().from(employee).leftJoin(employee2)
.on(employee.superiorIdKey.on(employee2))
.list(employee.id, employee2.id);
}
@Test
public void Like() {
query().from(employee).where(employee.firstname.like("\\")).count();
query().from(employee).where(employee.firstname.like("\\\\")).count();
}
@Test
@ExcludeIn(FIREBIRD)
public void Like_Escape() {
List<String> strs = ImmutableList.of("%a", "a%", "%a%", "_a", "a_", "_a_", "[C-P]arsen");
for (String str : strs) {
assertTrue(str, query()
.from(employee)
.where(Expressions.stringTemplate("'" + str + "'").contains(str)).count() > 0);
}
}
@Test
@ExcludeIn(DERBY)
public void Like_Number() {
assertEquals(5, query().from(employee)
.where(employee.id.like("1%")).count());
}
@Test
public void Limit() throws SQLException {
query().from(employee)
.orderBy(employee.firstname.asc())
.limit(4).list(employee.id);
}
@Test
public void Limit_and_Offset() throws SQLException {
assertEquals(Arrays.asList(20, 13, 10, 2),
query().from(employee)
.orderBy(employee.firstname.asc())
.limit(4).offset(3)
.list(employee.id));
}
@Test
public void Limit_and_Offset_and_Order() {
List<String> names2 = Arrays.asList("Helen","Jennifer","Jim","Joe");
assertEquals(names2, query().from(employee)
.orderBy(employee.firstname.asc())
.limit(4).offset(2)
.list(employee.firstname));
}
@Test
@IncludeIn(DERBY)
public void Limit_and_Offset_In_Derby() throws SQLException {
expectedQuery = "select e.ID from EMPLOYEE e offset 3 rows fetch next 4 rows only";
query().from(employee).limit(4).offset(3).list(employee.id);
// limit
expectedQuery = "select e.ID from EMPLOYEE e fetch first 4 rows only";
query().from(employee).limit(4).list(employee.id);
// offset
expectedQuery = "select e.ID from EMPLOYEE e offset 3 rows";
query().from(employee).offset(3).list(employee.id);
}
@Test
@IncludeIn(ORACLE)
@SkipForQuoted
public void Limit_and_Offset_In_Oracle() throws SQLException {
if (configuration.getUseLiterals()) return;
// limit
expectedQuery = "select * from ( select e.ID from EMPLOYEE e ) where rownum <= ?";
query().from(employee).limit(4).list(employee.id);
// offset
expectedQuery = "select * from ( select a.*, rownum rn from ( select e.ID from EMPLOYEE e ) a) where rn > ?";
query().from(employee).offset(3).list(employee.id);
// limit offset
expectedQuery = "select * from ( select a.*, rownum rn from ( select e.ID from EMPLOYEE e ) a) where rn > 3 and rownum <= 4";
query().from(employee).limit(4).offset(3).list(employee.id);
}
@Test
@ExcludeIn({ORACLE, DERBY, FIREBIRD, SQLSERVER, CUBRID, TERADATA})
@SkipForQuoted
public void Limit_and_Offset2() throws SQLException {
// limit
expectedQuery = "select e.ID from EMPLOYEE e limit ?";
query().from(employee).limit(4).list(employee.id);
// limit offset
expectedQuery = "select e.ID from EMPLOYEE e limit ? offset ?";
query().from(employee).limit(4).offset(3).list(employee.id);
}
@Test
public void Limit_and_Order() {
List<String> names1 = Arrays.asList("Barbara","Daisy","Helen","Jennifer");
assertEquals(names1, query().from(employee)
.orderBy(employee.firstname.asc())
.limit(4)
.list(employee.firstname));
}
@Test
public void ListResults() {
SearchResults<Integer> results = query().from(employee)
.limit(10).offset(1).orderBy(employee.id.asc())
.listResults(employee.id);
assertEquals(10, results.getTotal());
}
@Test
public void ListResults2() {
SearchResults<Integer> results = query().from(employee)
.limit(2).offset(10).orderBy(employee.id.asc())
.listResults(employee.id);
assertEquals(10, results.getTotal());
}
@Test
public void ListResults_FactoryExpression() {
SearchResults<Employee> results = query().from(employee)
.limit(10).offset(1).orderBy(employee.id.asc())
.listResults(employee);
assertEquals(10, results.getTotal());
}
@Test
@ExcludeIn({DERBY, HSQLDB})
public void Literals() {
assertEquals(1, singleResult(ConstantImpl.create(1)).intValue());
assertEquals(2l, singleResult(ConstantImpl.create(2l)).longValue());
assertEquals(3.0, singleResult(ConstantImpl.create(3.0)).doubleValue(), 0.001);
assertEquals(4.0f, singleResult(ConstantImpl.create(4.0f)).floatValue(), 0.001);
assertEquals(true, singleResult(ConstantImpl.create(true)));
assertEquals(false, singleResult(ConstantImpl.create(false)));
assertEquals("abc", singleResult(ConstantImpl.create("abc")));
}
private double log(double x, int y) {
return Math.log(x) / Math.log(y);
}
@Test
@ExcludeIn({SQLITE, DERBY})
public void LPad() {
assertEquals(" ab", singleResult(StringExpressions.lpad(ConstantImpl.create("ab"), 4)));
assertEquals("!!ab", singleResult(StringExpressions.lpad(ConstantImpl.create("ab"), 4, '!')));
}
@Test
public void Map() {
Map<Integer, String> idToName = query().from(employee).map(employee.id.as("id"), employee.firstname);
for (Map.Entry<Integer, String> entry : idToName.entrySet()) {
assertNotNull(entry.getKey());
assertNotNull(entry.getValue());
}
}
@Test
@SuppressWarnings("serial")
public void MappingProjection() {
List<Pair<String, String>> pairs = query().from(employee)
.list(new MappingProjection<Pair<String,String>>(Pair.class,
employee.firstname, employee.lastname) {
@Override
protected Pair<String, String> map(Tuple row) {
return Pair.of(row.get(employee.firstname), row.get(employee.lastname));
}
});
for (Pair<String, String> pair : pairs) {
assertNotNull(pair.getFirst());
assertNotNull(pair.getSecond());
}
}
@Test
public void Math() {
Expression<Double> expr = Expressions.numberTemplate(Double.class, "0.50");
assertEquals(Math.acos(0.5), singleResult(MathExpressions.acos(expr)), 0.001);
assertEquals(Math.asin(0.5), singleResult(MathExpressions.asin(expr)), 0.001);
assertEquals(Math.atan(0.5), singleResult(MathExpressions.atan(expr)), 0.001);
assertEquals(Math.cos(0.5), singleResult(MathExpressions.cos(expr)), 0.001);
assertEquals(Math.cosh(0.5), singleResult(MathExpressions.cosh(expr)), 0.001);
assertEquals(cot(0.5), singleResult(MathExpressions.cot(expr)), 0.001);
assertEquals(coth(0.5), singleResult(MathExpressions.coth(expr)), 0.001);
assertEquals(degrees(0.5), singleResult(MathExpressions.degrees(expr)), 0.001);
assertEquals(Math.exp(0.5), singleResult(MathExpressions.exp(expr)), 0.001);
assertEquals(Math.log(0.5), singleResult(MathExpressions.ln(expr)), 0.001);
assertEquals(log(0.5, 10), singleResult(MathExpressions.log(expr, 10)), 0.001);
assertEquals(0.25, singleResult(MathExpressions.power(expr, 2)), 0.001);
assertEquals(radians(0.5), singleResult(MathExpressions.radians(expr)), 0.001);
assertEquals(Integer.valueOf(1),
singleResult(MathExpressions.sign(expr)));
assertEquals(Math.sin(0.5), singleResult(MathExpressions.sin(expr)), 0.001);
assertEquals(Math.sinh(0.5), singleResult(MathExpressions.sinh(expr)), 0.001);
assertEquals(Math.tan(0.5), singleResult(MathExpressions.tan(expr)), 0.001);
assertEquals(Math.tanh(0.5), singleResult(MathExpressions.tanh(expr)), 0.001);
}
@Test
public void Nested_Tuple_Projection() {
Concatenation concat = new Concatenation(employee.firstname, employee.lastname);
List<Tuple> tuples = query().from(employee)
.list(new QTuple(employee.firstname, employee.lastname, concat));
assertFalse(tuples.isEmpty());
for (Tuple tuple : tuples) {
String firstName = tuple.get(employee.firstname);
String lastName = tuple.get(employee.lastname);
assertEquals(firstName + lastName, tuple.get(concat));
}
}
@Test
public void No_From() {
assertNotNull(query().singleResult(DateExpression.currentDate()));
}
@Test
public void NotExists() {
assertTrue(query().from(employee).where(employee.firstname.eq("Barb")).notExists());
}
@Test
public void Nullif() {
query().from(employee).list(employee.firstname.nullif(employee.lastname));
}
@Test
public void Nullif_Constant() {
query().from(employee).list(employee.firstname.nullif("xxx"));
}
@Test
public void Num_Cast() {
query().from(employee).list(employee.id.castToNum(Long.class));
query().from(employee).list(employee.id.castToNum(Float.class));
query().from(employee).list(employee.id.castToNum(Double.class));
}
@Test
public void Num_Cast2() {
NumberExpression<Integer> num = Expressions.numberTemplate(Integer.class, "0");
query().uniqueResult(num.castToNum(Byte.class));
query().uniqueResult(num.castToNum(Short.class));
query().uniqueResult(num.castToNum(Integer.class));
query().uniqueResult(num.castToNum(Long.class));
query().uniqueResult(num.castToNum(Float.class));
query().uniqueResult(num.castToNum(Double.class));
}
@Test
public void Offset_Only() {
query().from(employee)
.orderBy(employee.firstname.asc())
.offset(3).list(employee.id);
}
@Test
public void Operation_in_Constant_list() {
query().from(survey).where(survey.name.charAt(0).in(Arrays.asList('a'))).count();
query().from(survey).where(survey.name.charAt(0).in(Arrays.asList('a','b'))).count();
query().from(survey).where(survey.name.charAt(0).in(Arrays.asList('a','b','c'))).count();
}
@Test
@ExcludeIn(CUBRID)
public void Order_NullsFirst() {
query().from(survey)
.orderBy(survey.name.asc().nullsFirst())
.list(survey.name);
}
@Test
@ExcludeIn(CUBRID)
public void Order_NullsLast() {
query().from(survey)
.orderBy(survey.name.asc().nullsLast())
.list(survey.name);
}
@Test
public void Params() {
Param<String> name = new Param<String>(String.class,"name");
assertEquals("Mike",query()
.from(employee).where(employee.firstname.eq(name))
.set(name, "Mike")
.uniqueResult(employee.firstname));
}
@Test
public void Params_anon() {
Param<String> name = new Param<String>(String.class);
assertEquals("Mike",query()
.from(employee).where(employee.firstname.eq(name))
.set(name, "Mike")
.uniqueResult(employee.firstname));
}
@Test(expected=ParamNotSetException.class)
public void Params_not_set() {
Param<String> name = new Param<String>(String.class,"name");
assertEquals("Mike",query()
.from(employee).where(employee.firstname.eq(name))
.uniqueResult(employee.firstname));
}
@Test
@ExcludeIn({DERBY, FIREBIRD, HSQLDB, ORACLE, SQLSERVER})
@SkipForQuoted
public void Path_Alias() {
expectedQuery = "select e.LASTNAME, sum(e.SALARY) as salarySum " +
"from EMPLOYEE e " +
"group by e.LASTNAME having salarySum > ?";
NumberExpression<BigDecimal> salarySum = employee.salary.sum().as("salarySum");
query().from(employee)
.groupBy(employee.lastname)
.having(salarySum.gt(10000))
.list(employee.lastname, salarySum);
}
@Test
public void Path_in_Constant_list() {
query().from(survey).where(survey.name.in(Arrays.asList("a"))).count();
query().from(survey).where(survey.name.in(Arrays.asList("a","b"))).count();
query().from(survey).where(survey.name.in(Arrays.asList("a","b","c"))).count();
}
@Test
public void Precedence() {
StringPath fn = employee.firstname;
StringPath ln = employee.lastname;
Predicate where = fn.eq("Mike").and(ln.eq("Smith")).or(fn.eq("Joe").and(ln.eq("Divis")));
assertEquals(2l, query().from(employee).where(where).count());
}
@Test
public void Precedence2() {
StringPath fn = employee.firstname;
StringPath ln = employee.lastname;
Predicate where = fn.eq("Mike").and(ln.eq("Smith").or(fn.eq("Joe")).and(ln.eq("Divis")));
assertEquals(0l, query().from(employee).where(where).count());
}
@Test
public void Projection() throws IOException{
CloseableIterator<Tuple> results = query().from(survey).iterate(survey.all());
assertTrue(results.hasNext());
while (results.hasNext()) {
assertEquals(3, results.next().size());
}
results.close();
}
@Test
public void Projection_and_TwoColumns() {
// projection and two columns
for (Tuple row : query().from(survey)
.list(new QIdName(survey.id, survey.name), survey.id, survey.name)) {
assertEquals(3, row.size());
assertEquals(IdName.class, row.get(0, Object.class).getClass());
assertEquals(Integer.class, row.get(1, Object.class).getClass());
assertEquals(String.class, row.get(2, Object.class).getClass());
}
}
@Test
public void Projection2() throws IOException{
// TODO : add assertions
CloseableIterator<Tuple> results = query().from(survey).iterate(survey.id, survey.name);
assertTrue(results.hasNext());
while (results.hasNext()) {
assertEquals(2, results.next().size());
}
results.close();
}
@Test
public void Projection3() throws IOException{
CloseableIterator<String> names = query().from(survey).iterate(survey.name);
assertTrue(names.hasNext());
while (names.hasNext()) {
System.out.println(names.next());
}
names.close();
}
@Test
public void QBeanUsage() {
PathBuilder<Object[]> sq = new PathBuilder<Object[]>(Object[].class, "sq");
List<Survey> surveys =
query().from(
sq().from(survey).list(survey.all()).as("sq"))
.list(new QBean<Survey>(Survey.class, Collections.singletonMap("name", sq.get(survey.name))));
assertFalse(surveys.isEmpty());
}
@Test
public void Query_with_Constant() throws Exception {
for (Tuple row : query().from(survey)
.where(survey.id.eq(1))
.list(survey.id, survey.name)) {
System.out.println(row.get(survey.id) + ", " + row.get(survey.name));
}
}
@Test
public void Query1() throws Exception {
for (String s : query().from(survey).list(survey.name)) {
System.out.println(s);
}
}
@Test
public void Query2() throws Exception {
for (Tuple row : query().from(survey).list(survey.id, survey.name)) {
System.out.println(row.get(survey.id) + ", " + row.get(survey.name));
}
}
private double radians(double x) {
return x * Math.PI / 180.0;
}
@Test
public void Random() {
query().uniqueResult(MathExpressions.random());
}
@Test
@ExcludeIn({FIREBIRD, ORACLE, POSTGRES, SQLITE, TERADATA})
public void Random2() {
query().uniqueResult(MathExpressions.random(10));
}
@Test
public void RelationalPath_Projection() {
List<Tuple> results = query().from(employee, employee2).where(employee.id.eq(employee2.id))
.list(employee, employee2);
assertFalse(results.isEmpty());
for (Tuple row : results) {
Employee e1 = row.get(employee);
Employee e2 = row.get(employee2);
assertEquals(e1.getId(), e2.getId());
}
}
@Test
public void RelationalPath_Eq() {
query().from(employee, employee2)
.where(employee.eq(employee2))
.list(employee.id, employee2.id);
}
@Test
public void RelationalPath_Ne() {
query().from(employee, employee2)
.where(employee.ne(employee2))
.list(employee.id, employee2.id);
}
@Test
public void RelationalPath_Eq2() {
query().from(survey, survey2)
.where(survey.eq(survey2))
.list(survey.id, survey2.id);
}
@Test
public void RelationalPath_Ne2() {
query().from(survey, survey2)
.where(survey.ne(survey2))
.list(survey.id, survey2.id);
}
@Test
@ExcludeIn(SQLITE)
public void Right_Join() throws SQLException {
query().from(employee).rightJoin(employee2)
.on(employee.superiorIdKey.on(employee2))
.list(employee.id, employee2.id);
}
@Test
@ExcludeIn(DERBY)
public void Round() {
Expression<Double> expr = Expressions.numberTemplate(Double.class, "1.32");
assertEquals(Double.valueOf(1.0), singleResult(MathExpressions.round(expr)));
assertEquals(Double.valueOf(1.3), singleResult(MathExpressions.round(expr, 1)));
}
@Test
@ExcludeIn({SQLITE, DERBY})
public void Rpad() {
assertEquals("ab ", singleResult(StringExpressions.rpad(ConstantImpl.create("ab"), 4)));
assertEquals("ab!!", singleResult(StringExpressions.rpad(ConstantImpl.create("ab"), 4,'!')));
}
@Test
@Ignore
@ExcludeIn({ORACLE, DERBY, SQLSERVER})
public void Select_BooleanExpr() throws SQLException {
// TODO : FIXME
System.out.println(query().from(survey).list(survey.id.eq(0)));
}
@Test
@Ignore
@ExcludeIn({ORACLE, DERBY, SQLSERVER})
public void Select_BooleanExpr2() throws SQLException {
// TODO : FIXME
System.out.println(query().from(survey).list(survey.id.gt(0)));
}
@Test
public void Select_Concat() throws SQLException {
System.out.println(query().from(survey).list(survey.name.append("Hello World")));
}
@Test
@ExcludeIn({SQLITE, SQLSERVER, CUBRID, TERADATA})
public void Select_For_Update() {
query().from(survey).forUpdate().list(survey.id);
}
@Test
@ExcludeIn({SQLITE, SQLSERVER, CUBRID, TERADATA})
public void Select_For_Update_UniqueResult() {
query().from(survey).forUpdate().uniqueResult(survey.id);
}
@Test
@SkipForQuoted
public void Serialization() {
TestQuery query = query();
query.from(survey);
assertEquals("from SURVEY s", query.toString());
query.from(survey2);
assertEquals("from SURVEY s, SURVEY s2", query.toString());
}
@Test
public void Serialization2() throws Exception {
List<Tuple> rows = query().from(survey).list(survey.id, survey.name);
serialize(rows);
}
private void serialize(Object obj) throws IOException, ClassNotFoundException{
ByteArrayOutputStream bytesOut = new ByteArrayOutputStream();
ObjectOutputStream out = new ObjectOutputStream(bytesOut);
out.writeObject(obj);
out.close();
bytesOut.close();
ByteArrayInputStream bytesIn = new ByteArrayInputStream(bytesOut.toByteArray());
ObjectInputStream in = new ObjectInputStream(bytesIn);
List<Tuple> rows = (List<Tuple>) in.readObject();
for (Tuple row : rows) {
row.hashCode();
}
}
@Test
public void Single() {
assertNotNull(query().from(survey).singleResult(survey.name));
}
@Test
public void Single_Array() {
assertNotNull(query().from(survey).singleResult(new Expression<?>[]{survey.name}));
}
@Test
public void Single_Column() {
// single column
for (String s : query().from(survey).list(survey.name)) {
assertNotNull(s);
}
}
@Test
public void Single_Column_via_Object_type() {
for (Object s : query().from(survey)
.list(new PathImpl<Object>(Object.class, survey.name.getMetadata()))) {
assertEquals(String.class, s.getClass());
}
}
@Test
public void SpecialChars() {
query().from(survey).where(survey.name.in("\n", "\r", "\\", "\'", "\"")).exists();
}
@Test
public void StandardTest() {
standardTest.runBooleanTests(employee.firstname.isNull(), employee2.lastname.isNotNull());
// datetime
standardTest.runDateTests(employee.datefield, employee2.datefield, date);
// numeric
standardTest.runNumericCasts(employee.id, employee2.id, 1);
standardTest.runNumericTests(employee.id, employee2.id, 1);
// BigDecimal
standardTest.runNumericTests(employee.salary, employee2.salary, new BigDecimal("30000.00"));
standardTest.runStringTests(employee.firstname, employee2.firstname, "Jennifer");
Target target = Connections.getTarget();
if (target != SQLITE && target != SQLSERVER) {
// jTDS driver does not support TIME SQL data type
standardTest.runTimeTests(employee.timefield, employee2.timefield, time);
}
standardTest.report();
}
@Test
@ExcludeIn(SQLITE)
public void String() {
StringExpression str = Expressions.stringTemplate("' abcd '");
assertEquals("abcd ", singleResult(StringExpressions.ltrim(str)));
assertEquals(Integer.valueOf(3), singleResult(str.locate("a")));
assertEquals(Integer.valueOf(0), singleResult(str.locate("a", 4)));
assertEquals(Integer.valueOf(4), singleResult(str.locate("b", 2)));
assertEquals(" abcd", singleResult(StringExpressions.rtrim(str)));
}
@Test
@ExcludeIn({POSTGRES, SQLITE})
public void String_IndexOf() {
StringExpression str = Expressions.stringTemplate("' abcd '");
assertEquals(Integer.valueOf(2), singleResult(str.indexOf("a")));
assertEquals(Integer.valueOf(-1), singleResult(str.indexOf("a", 4)));
assertEquals(Integer.valueOf(3), singleResult(str.indexOf("b", 2)));
}
@Test
public void StringFunctions2() throws SQLException {
for (BooleanExpression where : Arrays.<BooleanExpression> asList(
employee.firstname.startsWith("a"),
employee.firstname.startsWithIgnoreCase("a"),
employee.firstname.endsWith("a"),
employee.firstname.endsWithIgnoreCase("a"))) {
query().from(employee).where(where).list(employee.firstname);
}
}
@Test
@ExcludeIn(SQLITE)
public void String_Left() {
assertEquals("John", query().from(employee).where(employee.lastname.eq("Johnson"))
.singleResult(SQLExpressions.left(employee.lastname, 4)));
}
@Test
@ExcludeIn({DERBY, SQLITE})
public void String_Right() {
assertEquals("son", query().from(employee).where(employee.lastname.eq("Johnson"))
.singleResult(SQLExpressions.right(employee.lastname, 3)));
}
@Test
@ExcludeIn({DERBY, SQLITE})
public void String_Left_Right() {
assertEquals("hn", query().from(employee).where(employee.lastname.eq("Johnson"))
.singleResult(SQLExpressions.right(SQLExpressions.left(employee.lastname, 4), 2)));
}
@Test
@ExcludeIn({DERBY, SQLITE})
public void String_Right_Left() {
assertEquals("ns", query().from(employee).where(employee.lastname.eq("Johnson"))
.singleResult(SQLExpressions.left(SQLExpressions.right(employee.lastname, 4), 2)));
}
@Test
@ExcludeIn({DERBY, FIREBIRD})
public void Substring() {
//SELECT * FROM account where SUBSTRING(name, -x, 1) = SUBSTRING(name, -y, 1)
query().from(employee)
.where(employee.firstname.substring(-3, 1).eq(employee.firstname.substring(-2, 1)))
.list(employee.id);
}
@Test
public void Syntax_For_Employee() throws SQLException {
query().from(employee).groupBy(employee.superiorId)
.orderBy(employee.superiorId.asc())
.list(employee.salary.avg(),employee.id.max());
query().from(employee).groupBy(employee.superiorId)
.having(employee.id.max().gt(5))
.orderBy(employee.superiorId.asc())
.list(employee.salary.avg(), employee.id.max());
query().from(employee).groupBy(employee.superiorId)
.having(employee.superiorId.isNotNull())
.orderBy(employee.superiorId.asc())
.list(employee.salary.avg(),employee.id.max());
}
@Test
public void TemplateExpression() {
NumberExpression<Integer> one = NumberTemplate.create(Integer.class, "1");
query().from(survey).list(one.as("col1"));
}
@Test
public void Transform_GroupBy() {
QEmployee employee = new QEmployee("employee");
QEmployee employee2 = new QEmployee("employee2");
Map<Integer, Map<Integer, Employee>> results = query().from(employee, employee2)
.transform(GroupBy.groupBy(employee.id).as(GroupBy.map(employee2.id, employee2)));
int count = (int) query().from(employee).count();
assertEquals(count, results.size());
for (Map.Entry<Integer, Map<Integer, Employee>> entry : results.entrySet()) {
Map<Integer, Employee> employees = entry.getValue();
assertEquals(count, employees.size());
}
}
@Test
public void Tuple_Projection() {
List<Tuple> tuples = query().from(employee)
.list(new QTuple(employee.firstname, employee.lastname));
assertFalse(tuples.isEmpty());
for (Tuple tuple : tuples) {
assertNotNull(tuple.get(employee.firstname));
assertNotNull(tuple.get(employee.lastname));
}
}
@Test
@ExcludeIn(DERBY)
public void Tuple2() {
query().from(employee)
.list(Expressions.as(ConstantImpl.create("1"),"code"),
employee.id);
}
@Test
public void TwoColumns() {
// two columns
for (Tuple row : query().from(survey).list(survey.id, survey.name)) {
assertEquals(2, row.size());
assertEquals(Integer.class, row.get(0, Object.class).getClass());
assertEquals(String.class, row.get(1, Object.class).getClass());
}
}
@Test
public void TwoColumns_and_Projection() {
// two columns and projection
for (Tuple row : query().from(survey)
.list(survey.id, survey.name, new QIdName(survey.id, survey.name))) {
assertEquals(3, row.size());
assertEquals(Integer.class, row.get(0, Object.class).getClass());
assertEquals(String.class, row.get(1, Object.class).getClass());
assertEquals(IdName.class, row.get(2, Object.class).getClass());
}
}
@Test
public void Unique_Constructor_Projection() {
IdName idAndName = query().from(survey).limit(1).uniqueResult(new QIdName(survey.id, survey.name));
assertNotNull(idAndName);
assertNotNull(idAndName.getId());
assertNotNull(idAndName.getName());
}
@Test
public void Unique_Single() {
String s = query().from(survey).limit(1).uniqueResult(survey.name);
assertNotNull(s);
}
@Test
public void Unique_Wildcard() {
// unique wildcard
Tuple row = query().from(survey).limit(1).uniqueResult(survey.all());
assertNotNull(row);
assertEquals(3, row.size());
assertNotNull(row.get(0, Object.class));
assertNotNull(row.get(0, Object.class) +" is not null", row.get(1, Object.class));
}
@Test(expected=NonUniqueResultException.class)
public void UniqueResultContract() {
query().from(employee).uniqueResult(employee.all());
}
@Test
public void Various() throws SQLException {
for (String s : query().from(survey).list(survey.name.lower())) {
assertEquals(s, s.toLowerCase());
}
for (String s : query().from(survey).list(survey.name.append("abc"))) {
assertTrue(s.endsWith("abc"));
}
System.out.println(query().from(survey).list(survey.id.sqrt()));
}
@Test
public void Where_Exists() throws SQLException {
NumberSubQuery<Integer> sq1 = sq().from(employee).unique(employee.id.max());
query().from(employee).where(sq1.exists()).count();
}
@Test
public void Where_Exists_Not() throws SQLException {
NumberSubQuery<Integer> sq1 = sq().from(employee).unique(employee.id.max());
query().from(employee).where(sq1.exists().not()).count();
}
@Test
@IncludeIn({HSQLDB, ORACLE, POSTGRES})
public void With() {
query().with(employee2, sq().from(employee)
.where(employee.firstname.eq("Tom"))
.list(Wildcard.all))
.from(employee, employee2)
.list(employee.id, employee2.id);
}
@Test
@IncludeIn({HSQLDB, ORACLE, POSTGRES})
public void With2() {
QEmployee employee3 = new QEmployee("e3");
query().with(employee2, sq().from(employee)
.where(employee.firstname.eq("Tom"))
.list(Wildcard.all))
.with(employee2, sq().from(employee)
.where(employee.firstname.eq("Tom"))
.list(Wildcard.all))
.from(employee, employee2, employee3)
.list(employee.id, employee2.id, employee3.id);
}
@Test
@IncludeIn({HSQLDB, ORACLE, POSTGRES})
public void With3() {
query().with(employee2, employee2.all()).as(
sq().from(employee)
.where(employee.firstname.eq("Tom"))
.list(Wildcard.all))
.from(employee, employee2)
.list(employee.id, employee2.id);
}
@Test
@IncludeIn({ORACLE, POSTGRES})
public void With_Recursive() {
query().withRecursive(employee2, sq().from(employee)
.where(employee.firstname.eq("Tom"))
.list(Wildcard.all))
.from(employee, employee2)
.list(employee.id, employee2.id);
}
@Test
@IncludeIn({ORACLE, POSTGRES})
public void With_Recursive2() {
query().withRecursive(employee2, employee2.all()).as(
sq().from(employee)
.where(employee.firstname.eq("Tom"))
.list(Wildcard.all))
.from(employee, employee2)
.list(employee.id, employee2.id);
}
@Test
public void Wildcard() {
// wildcard
for (Tuple row : query().from(survey).list(survey.all())) {
assertNotNull(row);
assertEquals(3, row.size());
assertNotNull(row.get(0, Object.class));
assertNotNull(row.get(0, Object.class) + " is not null", row.get(1, Object.class));
}
}
@Test
@SkipForQuoted
public void Wildcard_All() {
expectedQuery = "select * from EMPLOYEE e";
query().from(employee).list(Wildcard.all);
}
@Test
public void Wildcard_All2() {
query().from(new RelationalPathBase(Object.class, "employee", "public", "EMPLOYEE"))
.list(Wildcard.all);
}
@Test
public void Wildcard_and_QTuple() {
// wildcard and QTuple
for (Tuple tuple : query().from(survey).list(new QTuple(survey.all()))) {
assertNotNull(tuple.get(survey.id));
assertNotNull(tuple.get(survey.name));
}
}
@Test
@IncludeIn(ORACLE)
public void WithinGroup() {
List<WithinGroup<?>> exprs = new ArrayList<WithinGroup<?>>();
NumberPath<Integer> path = survey.id;
// two args
add(exprs, SQLExpressions.cumeDist(2, 3));
add(exprs, SQLExpressions.denseRank(4, 5));
add(exprs, SQLExpressions.listagg(path, ","));
add(exprs, SQLExpressions.percentRank(6, 7));
add(exprs, SQLExpressions.rank(8, 9));
for (WithinGroup<?> wg : exprs) {
query().from(survey).list(wg.withinGroup().orderBy(survey.id, survey.id));
}
// one arg
exprs.clear();
add(exprs, SQLExpressions.percentileCont(0.1));
add(exprs, SQLExpressions.percentileDisc(0.9));
for (WithinGroup<?> wg : exprs) {
query().from(survey).list(wg.withinGroup().orderBy(survey.id));
}
}
@Test
@ExcludeIn({DERBY, H2})
public void YearWeek() {
TestQuery query = query().from(employee).orderBy(employee.id.asc());
assertEquals(Integer.valueOf(200006), query.singleResult(employee.datefield.yearWeek()));
}
}