Join

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Last updated: Oct 10, 2016 by Former user (Deleted)

An SQL join clause combines records from two or more tables in a database.

 

What does this section cover?

Attributes

NameDescriptionValue
indexorderThe order number of the join.Any number
outertableThe outer table name.Any table name that exists in database
innertableThe inner table name.Any table name that exists in database
jointypeThe type of join.INNER, LEFT, RIGHT
conditionsThe conditions that follow the join.Conditions

Example

 Join
Join
<join>
	<indexorder>3</indexorder>
	<outertable>PRODUCTS</outertable>
	<innertable>PRODUCTFAMILIES</innertable>
	<jointype>LEFT</jointype>
	<conditions>
		<conditionitem>
			<outerfield>PRODFAMILYID</outerfield>
			<condition>=</condition>
			<innerfield>PRODFAMILYID</innerfield>
			<andor>AND</andor>
		</conditionitem>
	</conditions>
</join>