querydsl/querydsl-sql/src/main/java/com/mysema/query/sql/OracleTemplates.java
Timo Westkämper 11bd30dd98 extended NamingStrategy to support default variable naming and content
updated SQLServerTemplates and tests
2010-03-10 21:30:05 +00:00

63 lines
2.4 KiB
Java

/*
* Copyright (c) 2009 Mysema Ltd.
* All rights reserved.
*
*/
package com.mysema.query.sql;
import java.math.BigInteger;
import com.mysema.query.types.operation.Ops;
/**
* OracleTemplates is an SQL dialect for Oracle
*
* tested with Oracle 10g XE
*
* @author tiwe
* @version $Id$
*/
public class OracleTemplates extends SQLTemplates {
public OracleTemplates(){
// type mappings
addClass2TypeMappings("number(3,0)", Byte.class);
addClass2TypeMappings("number(1,0)", Boolean.class);
addClass2TypeMappings("number(19,0)", BigInteger.class, Long.class);
addClass2TypeMappings("number(5,0)", Short.class);
addClass2TypeMappings("number(10,0)", Integer.class);
addClass2TypeMappings("double precision", Double.class);
addClass2TypeMappings("varchar(4000 char)", String.class);
// String
add(Ops.CONCAT, "{0} || {1}");
add(Ops.INDEX_OF, "instrb({0},{1})-1");
add(Ops.INDEX_OF_2ARGS, "instrb({0},{1},{2}+1)-1");
add(Ops.MATCHES, "regexp_like({0},{1})");
add(Ops.StringOps.SPACE, "lpad('',{0},' ')");
// Number
add(Ops.MathOps.CEIL, "ceil({0})");
add(Ops.MathOps.RANDOM, "dbms_random.value");
add(Ops.MathOps.LOG, "ln({0})");
add(Ops.MathOps.LOG10, "log(10,{0})");
// Date / time
add(Ops.DateTimeOps.YEAR, "extract(year from {0})");
add(Ops.DateTimeOps.YEAR_MONTH, "extract(year from {0}) * 100 + extract(month from {0})");
add(Ops.DateTimeOps.MONTH, "extract(month from {0})");
add(Ops.DateTimeOps.WEEK, "to_number(to_char({0},'WW'))");
add(Ops.DateTimeOps.DAY_OF_MONTH, "to_number(to_char({0},'DD'))");
add(Ops.DateTimeOps.DAY_OF_WEEK, "to_number(to_char({0},'D')) + 1");
add(Ops.DateTimeOps.DAY_OF_YEAR, "to_number(to_char({0},'DDD'))");
add(Ops.DateTimeOps.HOUR, "to_number(to_char({0},'HH24'))");
add(Ops.DateTimeOps.MINUTE, "to_number(to_char({0},'MI'))");
add(Ops.DateTimeOps.SECOND, "to_number(to_char({0},'SS'))");
setLimitAndOffsetSymbols(false);
setRequiresWhereForPagingSymbols(true);
setLimitTemplate("rownum < %1$s");
setOffsetTemplate("rownum > %1$s");
setLimitOffsetTemplate("rownum between %1$s and %3$s");
}
}