ClickHouse/dbms/tests/queries/0_stateless/00431_if_nulls.reference

Hello
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\N
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\N
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0
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6
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0
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6
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0
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6
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\N
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0
-1
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0
-1
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-6
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\N
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0
-1
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0
-1
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\N
-6
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World
World
World
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\N
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0
-1
-2
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0
-1
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\N
-6
-7
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-9
World
World
World
World
World
World
World
World
World
World
\N
\N
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\N
0
-1
-2
-3
-4
-5
-6
-7
-8
-9
0
-1
-2
-3
-4
\N
-6
-7
-8
-9
\N
\N
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World
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\N
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0
Hello
-2
-3
Hello
-5
-6
Hello
-8
-9
0
Hello
-2
-3
Hello
\N
-6
Hello
-8
-9
World
\N
World
World
\N
World
World
\N
World
World
\N
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0
\N
-2
-3
\N
-5
-6
\N
-8
-9
0
\N
-2
-3
\N
\N
-6
\N
-8
-9
World
1
World
World
4
World
World
7
World
World
\N
1
\N
\N
4
\N
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7
\N
\N
0
1
-2
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4
-5
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7
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0
1
-2
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4
\N
-6
7
-8
-9
World
1
World
World
4
World
World
7
World
World
\N
1
\N
\N
4
\N
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7
\N
\N
0
1
-2
-3
4
-5
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7
-8
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0
1
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4
\N
-6
7
-8
-9
World
Hello
\N
World
Hello
\N
World
Hello
\N
World
\N
Hello
\N
\N
Hello
\N
\N
Hello
\N
\N
0
Hello
\N
-3
Hello
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-6
Hello
\N
-9
0
Hello
\N
-3
Hello
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-6
Hello
\N
-9
World
\N
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World
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World
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World
\N
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\N
0
\N
\N
-3
\N
\N
-6
\N
\N
-9
0
\N
\N
-3
\N
\N
-6
\N
\N
-9
World
1
\N
World
4
\N
World
7
\N
World
\N
1
\N
\N
4
\N
\N
7
\N
\N
0
1
\N
-3
4
\N
-6
7
\N
-9
0
1
\N
-3
4
\N
-6
7
\N
-9
World
1
\N
World
4
\N
World
7
\N
World
\N
1
\N
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4
\N
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7
\N
\N
0
1
\N
-3
4
\N
-6
7
\N
-9
0
1
\N
-3
4
\N
-6
7
\N
-9