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/**
* Copyright (c) 2009-2014, Data Geekery GmbH (http://www.datageekery.com)
* All rights reserved.
*
* This work is dual-licensed
* - under the Apache Software License 2.0 (the "ASL")
* - under the jOOQ License and Maintenance Agreement (the "jOOQ License")
* =============================================================================
* You may choose which license applies to you:
*
* - If you're using this work with Open Source databases, you may choose
* either ASL or jOOQ License.
* - If you're using this work with at least one commercial database, you must
* choose jOOQ License
*
* For more information, please visit http://www.jooq.org/licenses
*
* Apache Software License 2.0:
* -----------------------------------------------------------------------------
* 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.
*
* jOOQ License and Maintenance Agreement:
* -----------------------------------------------------------------------------
* Data Geekery grants the Customer the non-exclusive, timely limited and
* non-transferable license to install and use the Software under the terms of
* the jOOQ License and Maintenance Agreement.
*
* This library is distributed with a LIMITED WARRANTY. See the jOOQ License
* and Maintenance Agreement for more details: http://www.jooq.org/licensing
*/
package org.jooq.impl;
import static org.jooq.impl.DSL.field;
import static org.jooq.impl.DSL.function;
import org.jooq.Configuration;
import org.jooq.DatePart;
import org.jooq.Field;
import org.jooq.exception.SQLDialectNotSupportedException;
/**
* @author Lukas Eder
*/
class Extract extends AbstractFunction {
private static final long serialVersionUID = 3748640920856031034L;
private final Field field;
private final DatePart datePart;
Extract(Field field, DatePart datePart) {
super("extract", SQLDataType.INTEGER, field);
this.field = field;
this.datePart = datePart;
}
@Override
final Field getFunction0(Configuration configuration) {
switch (configuration.dialect().family()) {
case SQLITE:
switch (datePart) {
case YEAR:
return field("{strftime}('%Y', {0})", SQLDataType.INTEGER, field);
case MONTH:
return field("{strftime}('%m', {0})", SQLDataType.INTEGER, field);
case DAY:
return field("{strftime}('%d', {0})", SQLDataType.INTEGER, field);
case HOUR:
return field("{strftime}('%H', {0})", SQLDataType.INTEGER, field);
case MINUTE:
return field("{strftime}('%M', {0})", SQLDataType.INTEGER, field);
case SECOND:
return field("{strftime}('%S', {0})", SQLDataType.INTEGER, field);
default:
throw new SQLDialectNotSupportedException("DatePart not supported: " + datePart);
}
/* [pro] xx
xxxx xxxxxxxxx
xxxxxx xxxxxxxxxx x
xxxx xxxxx
xxxxxx xxxxxxxxxxxxxxxxxxxx xxxxxxxxxxxxxxxxxxxx xxxxxxx
xxxx xxxxxx
xxxxxx xxxxxxxxxxxxxxxxxxxxx xxxxxxxxxxxxxxxxxxxx xxxxxxx
xxxx xxxx
xxxxxx xxxxxxxxxxxxxxxxxxx xxxxxxxxxxxxxxxxxxxx xxxxxxx
xxxx xxxxx
xxxxxx xxxxxxxxxxxxxxxxxxxxx xxxx xx xxxxxxxxxxxxxxxxxxxxxxxxx xxxxxxxxxxxxxxxxxxxx xxxxxxx
xxxx xxxxxxx
xxxxxx xxxxxxxxxxxxxxxxxxxxx xxxxxx xx xxxxxxxxxxxxxxxxxxxxxxxxxxx xxxxxxxxxxxxxxxxxxxx xxxxxxx
xxxx xxxxxxx
xxxxxx xxxxxxxxxxxxxxxxxxxxx xxxxxx xx xxxxxxxxxxxxxxxxxxxxxxxxxxx xxxxxxxxxxxxxxxxxxxx xxxxxxx
xxxxxxxx
xxxxx xxx xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx xxx xxxxxxxxxx x x xxxxxxxxxx
x
xxxx xxxx
xx [/pro] */
case DERBY:
switch (datePart) {
case YEAR:
return function("year", SQLDataType.INTEGER, field);
case MONTH:
return function("month", SQLDataType.INTEGER, field);
case DAY:
return function("day", SQLDataType.INTEGER, field);
case HOUR:
return function("hour", SQLDataType.INTEGER, field);
case MINUTE:
return function("minute", SQLDataType.INTEGER, field);
case SECOND:
return function("second", SQLDataType.INTEGER, field);
default:
throw new SQLDialectNotSupportedException("DatePart not supported: " + datePart);
}
/* [pro] xx
xxxx xxxxxxx
xxxxxx xxxxxxxxxx x
xxxx xxxxx
xxxxxx xxxxxxxxxxxxxxxxxxxxxxxxx xxxxxx xxxxxxxxxxxxxxxxxxxx xxxxxxx
xxxx xxxxxx
xxxxxx xxxxxxxxxxxxxxxxxxxxxx xxxxxx xxxxxxxxxxxxxxxxxxxx xxxxxxx
xxxx xxxx
xxxxxx xxxxxxxxxxxxxxxxxxxxxx xxxxxx xxxxxxxxxxxxxxxxxxxx xxxxxxx
xxxx xxxxx
xxxxxx xxxxxxxxxxxxxxxxxxxxxx xxxxxx xxxxxxxxxxxxxxxxxxxx xxxxxxx
xxxx xxxxxxx
xxxxxx xxxxxxxxxxxxxxxxxxxxxx xxxxxx xxxxxxxxxxxxxxxxxxxx xxxxxxx
xxxx xxxxxxx
xxxxxx xxxxxxxxxxxxxxxxxxxxxx xxxxxx xxxxxxxxxxxxxxxxxxxx xxxxxxx
xxxxxxxx
xxxxx xxx xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx xxx xxxxxxxxxx x x xxxxxxxxxx
x
xxxx xxxxxxx
xxxxxx xxxxxxxxxx x
xxxx xxxxx
xxxxxx xxxxxxxxxxxxxxxxxxxxx xxxxxxxxx xxxxxxxxxxxxxxxxxxxx xxxxxxx
xxxx xxxxxx
xxxxxx xxxxxxxxxxxxxxxxxxxxx xxxxxxx xxxxxxxxxxxxxxxxxxxx xxxxxxx
xxxx xxxx
xxxxxx xxxxxxxxxxxxxxxxxxxxx xxxxxxx xxxxxxxxxxxxxxxxxxxx xxxxxxx
xxxx xxxxx
xxxxxx xxxxxxxxxxxxxxxxxxxxx xxxxxxxxx xxxxxxxxxxxxxxxxxxxx xxxxxxx
xxxx xxxxxxx
xxxxxx xxxxxxxxxxxxxxxxxxxxx xxxxxxx xxxxxxxxxxxxxxxxxxxx xxxxxxx
xxxx xxxxxxx
xxxxxx xxxxxxxxxxxxxxxxxxxxx xxxxxxx xxxxxxxxxxxxxxxxxxxx xxxxxxx
xxxxxxxx
xxxxx xxx xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx xxx xxxxxxxxxx x x xxxxxxxxxx
x
xxxx xxxx
xxxx xxxxxxxxxx
xxxx xxxxxxx
xxxxxx xxxxxxxxxx x
xxxx xxxxx
xxxxxx xxxxxxxxxxxxxxxxxxxxx xxxxxx xxxxxxxxxxxxxxxxxxxx xxxxxxx
xxxx xxxxxx
xxxxxx xxxxxxxxxxxxxxxxxxxxx xxxxxx xxxxxxxxxxxxxxxxxxxx xxxxxxx
xxxx xxxx
xxxxxx xxxxxxxxxxxxxxxxxxxxx xxxxxx xxxxxxxxxxxxxxxxxxxx xxxxxxx
xxxx xxxxx
xxxxxx xxxxxxxxxxxxxxxxxxxxx xxxxxx xxxxxxxxxxxxxxxxxxxx xxxxxxx
xxxx xxxxxxx
xxxxxx xxxxxxxxxxxxxxxxxxxxx xxxxxx xxxxxxxxxxxxxxxxxxxx xxxxxxx
xxxx xxxxxxx
xxxxxx xxxxxxxxxxxxxxxxxxxxx xxxxxx xxxxxxxxxxxxxxxxxxxx xxxxxxx
xxxxxxxx
xxxxx xxx xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx xxx xxxxxxxxxx x x xxxxxxxxxx
x
xxxx xxxxxxx
xx [/pro] */
case MARIADB:
case MYSQL:
case POSTGRES:
case HSQLDB:
case H2:
// A default implementation is necessary for hashCode() and toString()
default:
return field("{extract}({" + datePart.toSQL() + " from} {0})", SQLDataType.INTEGER, field);
}
}
}
