About Date

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Manual
364

Date and Time in JPQL and Criteria Queries

Date and time expressions may appear in JPQL queries: as date and time literals - e.g. {d '2011-12-31'}, {t '23:59:59'}. as parameters - when date and time values are assigned as arguments. as path expressions - in navigation to persistent date and time fields. as results of predefined JPQL current
Manual
135

JPA Persistable Types

, Date and Math types. Multi value types - Collections, Maps and Arrays. Miscellaneous types: Enum types ... , java.math.BigDecimal. java.lang.String. java.util.Date, java.util.Calendar, java.sql.Date, java.sql.Time, java.sql.Timestamp. Date and time types are discussed in more detail in the next paragraph. Date
Manual
92

Literals in JPQL and Criteria Queries

equivalent. Date and Time Literals JPQL follows the syntax of SQL and JDBC for date literals: Date - {d ... .literal("JPA"); // Date and Time literals: ExpressionDate> today = cb.literal(new java.sql.Date()); Expression time = cb.literal(new java.sql.Time()); Expression
Manual
86

Database Schema Evolution

of an old schema is loaded into memory it is automatically converted into an instance of the up to date ... int to Date) the fields are not considered as matching and the new field is initialized ... any date type to any date type. From any collection or array type to any collection or array type, as
JPA Doc
68

TemporalType.DATE

Enum Constant javax.persistence.TemporalType DATE Map as java.sql.Date Since: JPA 1.0
JDO Doc
66

VersionStrategy.DATE_TIME

Enum Constant javax.jdo.annotations.VersionStrategy DATE_TIME Since: JDO 2.1
Manual
51

Query Parameters in JPA

three is that JPA additionally provides three separate methods for setting Date, parameters as well as three separate methods for setting Calendar parameters. Date and Calendar parameter values require special methods in order to specify what they represent, such as a pure date, a pure time or a combination
Forum
38

Internal exception when updating date filed (TemporalType.DATE)

Hello! ObjectDB version 2.5.3_02. I get internal exception when commiting update Date field (javax.persistence.TemporalType.DATE). [ObjectDB 2.5.3_02] javax.persistence.RollbackException Failed ... "));         List<Date> dates = new ArrayList<Date>();         calendar.set(1980, 2, 1);         dates.add
Result
36

ObjectDB Object Database Features

, up to date, searchable online Developer's Guide/Manual. ObjectDB Manual in PDF format is included in ObjectDB ... , Integer, Long, Float, Double). java.lang.String Date types: java.util.Date, java.sql.Date, java ... Dates: java.util.Date, java.sql.Date, java.sql.Time and java.sql.Timestamp. Math: java.lang.BigInteger
Forum
35

Query filter comparing Dates

Hi, I am using an indexed java.util.Date field in my Entity and I came across some weird behaviour in query filters comparing this Date field. Could You please clarify why are there zero-size result ... am comparing 2 dates which should be equal because they are showing exactly same inner millisecond count. I