About LEFT OUTER JOIN

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Forum
3

"Problem" with cross join

=InheritanceType.JOINED) ... @ManyToOne private CI ci; subclass CIstring private String text; I ... fields in JOIN queries). Please try the new build (2.0.4_01) that should fix the bug. The attached test
Forum
3

How to convert a boolean to an int in the query?

directly in the query, depending on the query for example SELECT DISTINCT m FROM Person m LEFT OUTER JOIN m.answers answers LEFT OUTER JOIN answers.persons likedPersons ORDER BY (m.approveEmail + m
Forum
3

@OneToOne query issue with OR and IS NULL

through a relationship is implemented using JOIN (i.e. INNER JOIN), and only the A instance that has another passes the FROM clause, which precedes the WHERE clause. Try LEFT OUTER JOIN: SELECT a FROM A a LEFT JOIN ... is a short form of the this equivalent query: SELECT a FROM A a JOIN a.another b
Forum
3

joining of tables

Hi In objectdb site i found :Note: This ORM/SQL annotation is silently ignored by ObjectDB so i want  join tow table and generate a third table. Ex:  table 1: employee    table 2: address  and the generate table will be table 3: emp_add employee: e_id, e_name address: add_id, city, house
Issue
3

Mapped by fields are not initialized by JOIN FETCH in queries

As demonstrated in this forum thread, a mapped by collection field with lazy fetch mode is not initialized in results of a query that uses JOIN FETCH on that collection field (when enhancement is used).   Build 2.4.1_06 fixes this issue (fields are now initialized and the test in the forum passes
Issue
3

Issue with DISTINCT Select

.IndividualContact $1 LEFT JOIN $1.profile $2 WHERE ((TYPE($1)=class com.quasado.foundation.contact.api.model ... .contact.individual.IndividualContact $1 LEFT JOIN $1.profile $2 ORDER BY UPPER($1.profile.lastName ... !??   Alex Note: We're using the left join to select all entities, also those which have profile = null
JPA Doc
3

JoinType.RIGHT

Enum Constant javax.persistence.criteria.JoinType RIGHT Right outer join. Since: JPA 2.0
JPA Doc
3

javax.persistence.criteria.Subquery

root Since: JPA 2.0 Join correlate( Join parentJoin) Create a subquery join object correlated to a join object of the enclosing query. Create a subquery join object correlated to a join object of the enclosing query. Parameters: parentJoin - join object of the containing query Returns
Issue
3

Query Execution Error

JOIN $1.mitgliedschaft $2 LEFT JOIN $2.abteilungen $3 LEFT JOIN $3.abteilung $4 WHERE (((NOT ((($2 ... .mitglied.Mitglied $1 LEFT JOIN $1.mitgliedschaft $2 LEFT JOIN $2.abteilungen $3 LEFT JOIN $3.abteilung $4 ... DISTINCT $1 FROM com.lexware.vereinsverwaltung.verein.mitglied.Mitglied $1 LEFT JOIN $1.mitgliedschaft
Manual
3

Index Definition

above, the index order should be x first and y second. Indexes on collections are useful in JOIN queries: SELECT d FROM Document d JOIN d.words w WHERE w = 'JPA' The Document entity class contains a words ... for executing the following query: SELECT d FROM Document d JOIN d.words w WHERE LENGTH(w) >= 10