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90 lines
2.4 KiB
Python
90 lines
2.4 KiB
Python
#coding:utf-8
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"""
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ID: issue-3221
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ISSUE: 3221
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TITLE: Natural is used to select instead of primary key index
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DESCRIPTION:
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JIRA: CORE-2835
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FBTEST: bugs.core_2835
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"""
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import pytest
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from firebird.qa import *
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db_1 = db_factory()
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test_script = """
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create table net_net_device(
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id integer not null,
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constraint pk_net_net_device primary key (id)
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);
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create table net_dev_interconnection(
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prim_devid integer not null,
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secondary_devid integer not null,
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interconnect_level integer,
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constraint pk_net_dev_interconnection primary key (prim_devid, secondary_devid)
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);
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alter table net_dev_interconnection add constraint fk_net_dev_interconnection_001
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foreign key (prim_devid) references net_net_device(id);
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alter table net_dev_interconnection add constraint fk_net_dev_interconnection_002
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foreign key (secondary_devid) references net_net_device(id);
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commit;
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set term ^;
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execute block
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as
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declare cnt1 int = 8636;
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declare cnt2 int = 4029;
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begin
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delete from NET_DEV_INTERCONNECTION;
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delete from NET_NET_DEVICE;
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while (cnt1 > 0) do
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begin
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insert into NET_NET_DEVICE values (:cnt1);
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cnt1 = cnt1 - 1;
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end
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while (cnt2 > 0) do
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begin
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insert into NET_DEV_INTERCONNECTION values (1, :cnt2, null);
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cnt2 = cnt2 - 1;
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end
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execute statement 'set statistics index PK_NET_NET_DEVICE';
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execute statement 'set statistics index PK_NET_DEV_INTERCONNECTION';
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execute statement 'set statistics index FK_NET_DEV_INTERCONNECTION_001';
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execute statement 'set statistics index FK_NET_DEV_INTERCONNECTION_002';
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end
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^
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set term ;^
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commit;
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set planonly;
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select distinct t0_dep.id
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from net_net_device t1_nd,
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net_net_device t0_dep,
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net_dev_interconnection t3_nd_dependantdevices_relation
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where ((t1_nd.id = ? ))
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and t1_nd.id=t3_nd_dependantdevices_relation.prim_devid
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and t0_dep.id=t3_nd_dependantdevices_relation.secondary_devid;
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"""
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act = isql_act('db_1', test_script)
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expected_stdout = """
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PLAN SORT (JOIN (T1_ND INDEX (PK_NET_NET_DEVICE), T3_ND_DEPENDANTDEVICES_RELATION INDEX (FK_NET_DEV_INTERCONNECTION_001), T0_DEP INDEX (PK_NET_NET_DEVICE)))
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"""
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@pytest.mark.version('>=3')
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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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