diff options
Diffstat (limited to 'activerecord/lib/active_record/connection_adapters/abstract/database_statements.rb')
-rw-r--r-- | activerecord/lib/active_record/connection_adapters/abstract/database_statements.rb | 22 |
1 files changed, 20 insertions, 2 deletions
diff --git a/activerecord/lib/active_record/connection_adapters/abstract/database_statements.rb b/activerecord/lib/active_record/connection_adapters/abstract/database_statements.rb index a3082b8f01..6d9b5c7b32 100644 --- a/activerecord/lib/active_record/connection_adapters/abstract/database_statements.rb +++ b/activerecord/lib/active_record/connection_adapters/abstract/database_statements.rb @@ -56,8 +56,17 @@ module ActiveRecord end # Returns the last auto-generated ID from the affected table. - def insert(sql, name = nil, pk = nil, id_value = nil, sequence_name = nil) - insert_sql(sql, name, pk, id_value, sequence_name) + # + # +id_value+ will be returned unless the value is nil, in + # which case the database will attempt to calculate the last inserted + # id and return that value. + # + # If the next id was calculated in advance (as in Oracle), it should be + # passed in as +id_value+. + def insert(sql, name = nil, pk = nil, id_value = nil, sequence_name = nil, binds = []) + sql, binds = sql_for_insert(sql, pk, id_value, sequence_name, binds) + value = exec_insert(sql, name, binds) + id_value || last_inserted_id(value) end # Executes the update statement and returns the number of rows affected. @@ -364,6 +373,15 @@ module ActiveRecord end end end + + def sql_for_insert(sql, pk, id_value, sequence_name, binds) + [sql, binds] + end + + def last_inserted_id(result) + row = result.rows.first + row && row.first + end end end end |