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85 lines
515 B
Plaintext
85 lines
515 B
Plaintext
-- no modifiers
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A 2
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B 3
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C \N
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D 1
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1 D
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2 A
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3 B
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\N C
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A 2
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B 3
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C \N
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D 1
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1 D
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2 A
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3 B
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\N C
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-- with ASC/DESC modifiers
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A 2
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B 3
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C \N
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D 1
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D 1
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C \N
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B 3
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A 2
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A 2
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B 3
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C \N
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D 1
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D 1
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C \N
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B 3
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A 2
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-- with NULLS FIRST/LAST modifiers
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\N C
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1 D
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2 A
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3 B
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1 D
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2 A
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3 B
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\N C
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\N C
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1 D
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2 A
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3 B
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1 D
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2 A
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3 B
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\N C
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-- what happens if some column "all" already exists?
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B 3 10
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D 1 20
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A 2 30
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C \N 40
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B 3 10
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D 1 20
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A 2 30
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C \N 40
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D 1
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A 2
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B 3
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C \N
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D 1
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A 2
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B 3
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C \N
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A 2
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B 3
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D 1
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\N
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A 2
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B 3
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D 1
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\N
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B 3 10
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D 1 20
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A 2 30
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C \N 40
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B 3 10
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D 1 20
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A 2 30
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C \N 40
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