class Mysql2ExplainTest
Public Instance Methods
test_explain_for_one_query()
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# File activerecord/test/cases/adapters/mysql2/explain_test.rb, line 10 def test_explain_for_one_query explain = Developer.where(id: 1).explain assert_match %(EXPLAIN for: SELECT `developers`.* FROM `developers` WHERE `developers`.`id` = 1), explain assert_match %r(developers |.* const), explain end
test_explain_with_eager_loading()
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# File activerecord/test/cases/adapters/mysql2/explain_test.rb, line 16 def test_explain_with_eager_loading explain = Developer.where(id: 1).includes(:audit_logs).explain assert_match %(EXPLAIN for: SELECT `developers`.* FROM `developers` WHERE `developers`.`id` = 1), explain assert_match %r(developers |.* const), explain assert_match %(EXPLAIN for: SELECT `audit_logs`.* FROM `audit_logs` WHERE `audit_logs`.`developer_id` = 1), explain assert_match %r(audit_logs |.* ALL), explain end