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Method javax.persistence.criteria.CriteriaBuilder Expression max ( Expression x ) Create an aggregate expression applying the numerical max operation. Parameters: x - expression representing input value to max operation Returns: max expression Since: JPA 2.0
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(count, sum, avg, max , min) that are carried out on all the objects (or the object tuples) in the group ... of comparable values (numeric, strings, dates). MAX - returns the maximum of comparable values ... of numeric values. min, least - return an expression representing the minimum of comparable values. max
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:
max="0" />
max="0" />
The element specifies ... to the database (as explained in the JPA Overview section in chapter 3). The max attribute specifies
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enabled="true" sync="false" path="."
max ="128mb" />
max-threads="10 ... for most applications. The element
max 30
that can replace two simple comparisons. The two following expressions are equivalent (:min and :max are query parameters):
x BETWEEN :min AND :max
x >= :min AND x <= :max
Similarly, NOT BETWEEN is also a shortcut and the following expressions are equivalent:
x NOT BETWEEN :min AND :max
x < :min OR x
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");
Expression me = cb.max (c);
CriteriaQuery s = q.select(me);
Predicate predicate = cb ... to debug.
[2011-05-02 21:10:36 #150 query.manager]
MAX" code="118" postion="7:10" />
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These are questions asked in the context of the proposed architecture described in the forum thread titled, "Sample JDO Architecture for Follow Up Questions". In the objectdb.conf file (attached to forum thread mentioned above), I set Database max -threads. In the documentation, it was not
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Exceeding max connections and crashing
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" />
max="8mb ... recently used databases in the Explorer easier. The element
max ... file exceeds the maximum size, which is specified by the max attribute. The stdout and stderr
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) thus eliminating the need for a separate sort. Finally, indexes are also used in MIN and MAX queries: SELECT MIN(p.x), MAX (p.x) FROM Point p
Given an index on field x ObjectDB can simply return the first and last key in the BTree, without any iteration.
