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44 lines
847 B
Python
44 lines
847 B
Python
#coding:utf-8
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"""
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ID: issue-1967
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ISSUE: 1967
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TITLE: Unnecessary index scan happens when the same index is mapped to both WHERE and ORDER BY clauses
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DESCRIPTION:
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JIRA: CORE-1550
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FBTEST: bugs.core_1550
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"""
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import pytest
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from firebird.qa import *
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db = db_factory()
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test_script = """
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recreate table test(id int);
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commit;
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insert into test(id) select r.rdb$relation_id from rdb$relations r;
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commit;
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create index test_id on test(id);
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commit;
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set planonly;
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select *
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from test
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where id < 10
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order by id;
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"""
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act = isql_act('db', test_script)
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expected_stdout = """
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PLAN (TEST ORDER TEST_ID)
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"""
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@pytest.mark.version('>=3.0')
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def test_1(act: Action):
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act.expected_stdout = expected_stdout
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act.execute()
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assert act.clean_stdout == act.clean_expected_stdout
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