Fix sqlite3 collation parsing when using decimal columns.

If an sqlite3 table contains a decimal column behind columns with a collation
definition, then parsing the collation of all preceeding columns will fail --
the collation will be missed without notice.

1 files changed, 2 insertions, 2 deletions

diff --git a/activerecord/lib/active_record/connection_adapters/sqlite3_adapter.rb b/activerecord/lib/active_record/connection_adapters/sqlite3_adapter.rb
index 7f3f32162e..9fc5ee3ab4 100644
--- a/activerecord/lib/active_record/connection_adapters/sqlite3_adapter.rb
+++ b/activerecord/lib/active_record/connection_adapters/sqlite3_adapter.rb
@@ -477,9 +477,9 @@ module ActiveRecord
           result = exec_query(sql, "SCHEMA").first
 
           if result
-            # Splitting with left parentheses and picking up last will return all
+            # Splitting with left parentheses and discarding the first part will return all
             # columns separated with comma(,).
-            columns_string = result["sql"].split("(").last
+            columns_string = result["sql"].split("(", 2).last
 
             columns_string.split(",").each do |column_string|
               # This regex will match the column name and collation type and will save