doc (examples) Clarify computed column function criteria (graphile#462)

kenips · benjie · commit 179670eff12c · 2017-05-24T19:58:24.000+01:00
diff --git a/examples/forum/TUTORIAL.md b/examples/forum/TUTORIAL.md
@@ -308,7 +308,7 @@ Don’t get too stuck on the function implementations. It is fairly easy to disc
 >
 > 1. The function has a table row as the first argument.
 > 2. The function is in the same schema as the table of the first argument.
-> 3. The function’s name is prefixed by the table first argument’s name.
+> 3. The function’s name is prefixed by the table’s name.
 > 4. The function is marked as `stable` or `immutable` which makes it a query and not a mutation.
 >
 > All three of the above functions meet these conditions and as such will be computed fields. In GraphQL this ends up looking like:

Original file line number	Diff line number	Diff line change
`@@ -308,7 +308,7 @@ Don’t get too stuck on the function implementations. It is fairly easy to disc`
`308`	`308`	`>`
`309`	`309`	`> 1. The function has a table row as the first argument.`
`310`	`310`	`> 2. The function is in the same schema as the table of the first argument.`
`311`		`-> 3. The function’s name is prefixed by the table first argument’s name.`
	`311`	`+> 3. The function’s name is prefixed by the table’s name.`
`312`	`312`	> 4. The function is marked as `stable` or `immutable` which makes it a query and not a mutation.
`313`	`313`	`>`
`314`	`314`	`> All three of the above functions meet these conditions and as such will be computed fields. In GraphQL this ends up looking like:`