A join in which both matching and nonmatching rows are returned. The values of all columns from the unmatched table in nonmatching rows are set to NULL.
a join that preserves information from one or more of the participating documents, including elements that have no matching element in the other documents
a join that preserves information from one or more of the participating tables, including those rows that have no matching row in the joined table
a join that will produce a result row even if there is no row in the right table for the row in the left table
an extension of the inner join for two tables
A join that includes records even if they do not have related records in the joined table. You can create three variations of an outer join to specify the unmatched rows to be included: left outer join, right outer join, and full outer join. Compare with inner join. parameter A value given to a variable. A parameter acts as placeholder in a query or stored procedure that can be filled in when the query or stored procedure is executed. Parameters allow you to use the same query or stored procedure many times, each time with different values. For example, you can create a query with a parameter for a last name, then when you run the query, have it prompt you for the last name to find. Parameters can be used for any literal value, and in some databases, for column references as well.
A join operation that uses the outer join operator (+) in one of the join statements. The output of an outer join is the rows that satisfy the join condition and those rows in the first table for which no rows in the second table satisfy the join condition.
(SQL) Join of two tables that retains unmatched join attributes from one or both sides. jointypes.php
an outer join is a structured query language ( SQL) operation that preserves unmatched rows from one or more joined tables.
A join condition using the outer join operator (+) with one or more columns of one of the tables. Oracle returns all rows that meet the join condition. Oracle also returns all rows from the table without the outer join operator for which there are no matching rows in the table with the outer join operator.
A join that preserves all the rows in a table. Adaptive Server Anywhere supports left, right, and full outer joins. A left outer join preserves the rows in the table to the left of the join operator, and returns a null when a row in the right table does not satisfy the join condition. A full outer join preserves all the rows from both tables. See also: join, inner join.
A join where all the rows from one table are kept in the result set even they may not match rows in the other table. The “driving table” is the table accessed first in the join. In the case below, “regions” is the driving table. select COUNTRY_NAME, region_name from countries, regions where countries.region_id(+) = regions.region_id
In an Access query, the link between two related tables, that returns all the records from one table and records from related fields that are common in both tables.