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authorRafael França <rafaelmfranca@gmail.com>2016-01-30 12:12:23 -0500
committerRafael França <rafaelmfranca@gmail.com>2016-01-30 12:12:23 -0500
commit418769908748f16d0eebd5e888ac4b0781b0d0f8 (patch)
tree729bc0416aa6ff026073e1ac8d0e0b76ebbb13ad /activerecord
parent8d30ef7cdd05f577695bf699b651f1090c1eca33 (diff)
parent8b9d217d0846752372791b7b8f34a0aa2e2ab812 (diff)
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Merge pull request #23347 from yui-knk/explicitly_define_columns_as_interface
Explicitly define `columns` method as an interface
Diffstat (limited to 'activerecord')
-rw-r--r--activerecord/lib/active_record/connection_adapters/abstract/schema_statements.rb4
1 files changed, 3 insertions, 1 deletions
diff --git a/activerecord/lib/active_record/connection_adapters/abstract/schema_statements.rb b/activerecord/lib/active_record/connection_adapters/abstract/schema_statements.rb
index c7aff63228..efa427fa88 100644
--- a/activerecord/lib/active_record/connection_adapters/abstract/schema_statements.rb
+++ b/activerecord/lib/active_record/connection_adapters/abstract/schema_statements.rb
@@ -92,7 +92,9 @@ module ActiveRecord
# Returns an array of Column objects for the table specified by +table_name+.
# See the concrete implementation for details on the expected parameter values.
- def columns(table_name) end
+ def columns(table_name)
+ raise NotImplementedError, "#columns is not implemented"
+ end
# Checks to see if a column exists in a given table.
#