hibernate Criteria

method	describe
Expression.eq	" field=value " expression corresponding to SQL Such as: Expression.eq("name","zx");
Expression.allEq	The parameter of the method is a Map type object, which contains multiple name / value pair correspondences, which is equivalent to the superposition of multiple Expression.eq
Expression.gt	" field>value " expression corresponding to SQL
Expression.ge	" field>=value " expression corresponding to SQL
Expression.lt	Corresponds to the SQL " field " expression
Expression.the	" field<=value " expression corresponding to SQL
Expression.between	The between expression corresponding to the SQL statement , such as: querying users between the ages of 21 and 27 , can be written as Expression.between("age", new Integer(21), new Integer(27));
Expression.like	"field like value" expressions corresponding to SQL statements
Expression.in	" field in(...) " expression corresponding to SQL statement
Expression.eqProperty	Used to compare two attribute values, corresponding to the "field=field" SQL expression
Expression.gtProperty	Used to compare two attribute values, corresponding to the "field>field" SQL expression
Expression.geProperty	Used to compare two attribute values, corresponding to the "field>=field" SQL expression
Expression.ltProperty	Used to compare two attribute values, corresponding to the "field expression
Expression.leProperty	Used to compare two attribute values, corresponding to the "field<=field" SQL expression
Expression.and	Corresponding to the And relation combination of the SQL statement , such as: Expression.and(Expression.eq("name","zx"),Expression.eq("sex","1"));
Expression.or	Corresponding to the combination of Or relations of SQL statements , such as: Expression.or(Expression.eq("name","zx"),Expression.eq("name","zhaoxin"));
Expression.sql	As a supplement, this method provides native SQL statement query support, which is directly qualified by native SQL statements during execution, such as: Expression.sql("lower({alias}.name) like (?)","zhao%", Hibernate.STRING) ; at runtime { alias } will be replaced by the entity class name associated with the current query, ? in ( ) will be replaced by "zhao%" , and the type will be specified by Hibernate.STRING .