Top "Outer-join" questions

An outer join defines a relationship between two tables where all records from one or both tables are returned regardless of the existence of a matching key-field in the other table.

Top 1 with a left join

Given the query below there might be multiple rows in dps_markers with the same marker key but we only …

sql-server outer-join
SQL Alias of joined tables

I have a query like this: select a1.name, b1.info from (select name, id, status from table1 a) as …

sql sql-server join alias outer-join
Difference between RIGHT & LEFT JOIN vs RIGHT & LEFT OUTER JOIN in SQL

What is the difference in results between: RIGHT JOIN and RIGHT OUTER JOIN LEFT JOIN and LEFT OUTER JOIN ? Can …

sql join left-join outer-join right-join
Remove Duplicates from LEFT OUTER JOIN

My question is quite similar to Restricting a LEFT JOIN, with a variation. Assuming I have a table SHOP and …

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LEFT OUTER JOIN with subquery syntax

I am learning SQL trough a GalaXQL tutorial. I can't figure out the following question (Exercise 12): Generate a list of …

sql subquery outer-join
Opposite Of An Inner Join Query

can someone help me write sql for a scernerio like this: Table 1 2 columns: ID, Name Table 2 2 columns: ID, Name I …

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Linq to Entity with multiple left outer joins

I am trying to understand left outer joins in LINQ to Entity. For example I have the following 3 tables: Company, …

join linq-to-entities outer-join
How to do Outer Join on >2 Tables (Oracle)

I'm not sure how to describe my table structure, so hope this makes sense... I have 3 tables in hierarchical relationship …

oracle outer-join multiple-tables
sqlite LEFT OUTER JOIN multiple tables

In this example we have 3 related tables on a SQLite database: CREATE TABLE test1 ( c1 integer, primary key (c1) ); CREATE …

sql sqlite outer-join
How to use oracle outer join with a filter where clause

If i write a sql: select * from a,b where a.id=b.id(+) and b.val="test" and i …

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