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Hi, I have the following java class:
class Outer { private Integer a; private Long b; class Inner { public void foo() { System.out.println("a and b are " + a + " " + b); } } }
when I run javap on Outer and Outer$Inner, I get the following:
C:\test>...
Started by shrini1000 on
, 3 posts
by 3 people.
Answer Snippets (Read the full thread at stackoverflow):
The outer....
If it wasn't final technically it could be modified after instantiation .
This is implemented as a final reference to the outer class.
Non-static inner classes have an implicit reference to an instance of the outer class.
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Last week I was surprised to find out that sybase 12 doesn't support full outer joins. But it occurred to me that a full outer join should be the same as a left outer join unioned with a right outer join of the same sql. Can anybody think of a reason ...
Started by stu on
, 3 posts
by 3 people.
Answer Snippets (Read the full thread at stackoverflow):
UNION -ing two OUTER JOIN statements should result in duplicate rows representing the data you'd.
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Can we create the object of inner class in the constructor of outer class?
Started by kitty ahuja on
, 4 posts
by 4 people.
Answer Snippets (Read the full thread at stackoverflow):
Public class Outer { public Outer() { Inner inner = new Inner(); } class Inner { } }
Yes it's legal to construct....
Class Inner(){ //code } public class Outer(){ Inner foo; public Outer() { this.foo = new Inner(); } }
Sure.
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What is the correct syntax to perform an outer join with the following requirements:
A left outer join B on A.c1 = B.c1
B left outer join C on B.c2 = C.c2
A left outer join D on A.c1 = D.c1
So A, B, and C cascade and A and D cascade.
I know how to write...
Started by David Bryan on
, 3 posts
by 3 people.
Answer Snippets (Read the full thread at stackoverflow):
We indent second and further....
This should work as you want:
SELECT * FROM A left outer join B on A.c1 = B.c1 left outer join C on B.c2 = C.c2 left outer join D on A.c1 = D.c1
the DB engine looks at what your are joining by indentation.
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If I have an instance of an inner class, how can I access the outer class from code that is not in the inner class ? I know that within the inner class, I can use Outer.this to get the outer class, but I can't find any external way of getting this.
For...
Started by Kip on
, 7 posts
by 7 people.
Answer Snippets (Read the full thread at stackoverflow):
The bytecode of the Outer$Inner class will contain a package-scoped field named this$0 of....
If you need to access the outer class through an instance of the inner the outer class, or through an interface.
There is no way, by design.
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What is the difference between left join and left outer join?
Started by KG Sosa on
, 4 posts
by 4 people.
Answer Snippets (Read the full thread at stackoverflow):
; ::= [ { INNER | { { LEFT | RIGHT | FULL } [ OUTER ] } } [ <join_hint> ] ] JOIN
The keyword OUTER.
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What is the difference between INNER JOIN and OUTER JOIN?
Started by cdv on
, 6 posts
by 5 people.
Answer Snippets (Read the full thread at stackoverflow):
Outer Joins will return records for the left side even if nothing exists it to OUTER LEFT JOIN SELECT Orders.OrderID, Orders....
A (left) outer join shows rows for each record on the left hand side, even in the joined table.
Of the join.
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What is the difference between an inner join and outer join? What's the precise meaning of these two kinds of joins?
Started by freenight on
, 10 posts
by 10 people.
Answer Snippets (Read the full thread at stackoverflow):
INNER JOIN returns rows that exist in both tables
OUTER JOIN returns all rows that exist in either results where there are rows that satisfy the where clause in ALL tables Outer joins return results where excellent:
A Visual Explanation ....
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On outer join fetching , the Nhibernate documentation says:
If your database supports ANSI or Oracle style outer joins, outer join fetching might increase performance by limiting the number of round trips to and from the database (at the cost of possibly...
Started by Mark Rogers on
, 3 posts
by 3 people.
Answer Snippets (Read the full thread at stackoverflow):
You can specify the type of fetching for each association when you use the ICriteria API something by using eager loading (... .
Use outer join fetching if necessary; certain queries will require outer join outer joins.
Weird question.
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I'm having some trouble figuring out how to use more than one left outer join using LINQ to SQL. I understand how to use one left outer join. I'm using VB.NET. Below is my SQL syntax.
T-SQL
SELECT o.OrderNumber, v.VendorName, s.StatusName FROM Orders ...
Started by Bryan Roth on
, 5 posts
by 5 people.
Answer Snippets (Read the full thread at stackoverflow):
Archive/2007/08/01/left-outer-join-in-linq-to-sql.aspx it looks like you may be able to do something like left outer joins in VB.NET using LINQ to SQL:
Dim db As New ContractDataContext() Dim query = From o.
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