Fix remove_column API doc [ci-skip]

jean-francois-labbe · jean-francois-labbe · commit 2b05a386388c · 2024-10-04T11:40:23.000+02:00
`if_exists` checks that the column exists.
In context of remove_column it checks if the column has already been removed.
diff --git a/activerecord/lib/active_record/connection_adapters/abstract/schema_statements.rb b/activerecord/lib/active_record/connection_adapters/abstract/schema_statements.rb
@@ -693,7 +693,7 @@ def remove_columns(table_name, *column_names, type: nil, **options)
       #
       # If the options provided include an +if_exists+ key, it will be used to check if the
       # column does not exist. This will silently ignore the migration rather than raising
-      # if the column was already used.
+      # if the column was already removed.
       #
       #   remove_column(:suppliers, :qualification, if_exists: true)
       def remove_column(table_name, column_name, type = nil, **options)

Original file line number	Diff line number	Diff line change
`@@ -693,7 +693,7 @@ def remove_columns(table_name, column_names, type: nil, *options)`
`693`	`693`	`#`
`694`	`694`	`# If the options provided include an +if_exists+ key, it will be used to check if the`
`695`	`695`	`# column does not exist. This will silently ignore the migration rather than raising`
`696`		`- # if the column was already used.`
	`696`	`+ # if the column was already removed.`
`697`	`697`	`#`
`698`	`698`	`# remove_column(:suppliers, :qualification, if_exists: true)`
`699`	`699`	`def remove_column(table_name, column_name, type = nil, **options)`