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104 lines
2.9 KiB
Python
104 lines
2.9 KiB
Python
#coding:utf-8
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"""
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ID: issue-2442
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ISSUE: 2442
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TITLE: Support SQL 2008 syntax for MERGE statement with DELETE extension
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DESCRIPTION:
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JIRA: CORE-2005
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FBTEST: bugs.core_2005
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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 src(id int primary key, x int, y int, z computed by(x+y));
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recreate table tgt(id int primary key, x int, y int, z computed by(x+y));
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commit;
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insert into src values(1, 5, 2);
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insert into src values(3, 4, 3);
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insert into src values(5, 3, 4);
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insert into src values(6, 2, 5);
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insert into src values(7, 1, 1);
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insert into src values(8, 0, 0);
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insert into src values(9, 1, 2);
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commit;
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insert into tgt values(2, 2, 5);
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insert into tgt values(3, 3, 5);
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insert into tgt values(4, 1, 7);
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insert into tgt values(5, 6, 3);
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commit;
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set transaction snapshot no wait;
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set term ^;
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execute block as
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begin
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in autonomous transaction do
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merge into tgt t
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using src s
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on s.id = t.id
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when not matched and s.z >= 7 then
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insert values(id, x, y)
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when matched and t.z > s.z then
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delete
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when matched then
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update set x = s.x, y = s.y
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;
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merge into src t
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using tgt s
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on s.id = t.id
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when matched and t.z <= s.z then
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update set x = s.x, y = s.y
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when not matched and s.z >= 7 then
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insert values(id, x, y)
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when matched then
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delete
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;
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end
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^
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set term ;^
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commit;
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select * from src;
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select * from tgt;
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"""
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act = isql_act('db', test_script, substitutions=[('=.*', '')])
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expected_stdout = """
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ID X Y Z
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============ ============ ============ =====================
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1 5 2 7
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3 3 5 8
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5 6 3 9
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6 2 5 7
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7 1 1 2
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8 0 0 0
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9 1 2 3
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2 2 5 7
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4 1 7 8
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ID X Y Z
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============ ============ ============ =====================
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2 2 5 7
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4 1 7 8
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1 5 2 7
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6 2 5 7
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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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