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https://github.com/ClickHouse/ClickHouse.git
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117 lines
4.3 KiB
Plaintext
117 lines
4.3 KiB
Plaintext
Expression ((Project names + (Projection + DROP unused columns after JOIN)))
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Header: id UInt64
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value_1 String
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rhs.id UInt64
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rhs.value_1 String
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Actions: INPUT : 0 -> __table1.id UInt64 : 0
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INPUT : 1 -> __table1.value_1 String : 1
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INPUT : 2 -> __table2.value_1 String : 2
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INPUT : 3 -> __table2.id UInt64 : 3
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ALIAS __table1.id :: 0 -> id UInt64 : 4
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ALIAS __table1.value_1 :: 1 -> value_1 String : 0
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ALIAS __table2.value_1 :: 2 -> rhs.value_1 String : 1
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ALIAS __table2.id :: 3 -> rhs.id UInt64 : 2
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Positions: 4 0 2 1
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Join (JOIN FillRightFirst)
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Header: __table1.id UInt64
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__table1.value_1 String
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__table2.value_1 String
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__table2.id UInt64
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Type: INNER
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Strictness: ALL
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Algorithm: HashJoin
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Clauses: [(__table1.id) = (__table2.id)]
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Expression ((JOIN actions + Change column names to column identifiers))
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Header: __table1.id UInt64
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__table1.value_1 String
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Actions: INPUT : 0 -> id UInt64 : 0
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INPUT : 1 -> value_1 String : 1
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ALIAS id :: 0 -> __table1.id UInt64 : 2
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ALIAS value_1 :: 1 -> __table1.value_1 String : 0
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Positions: 2 0
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ReadFromMergeTree (default.test_table_1)
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Header: id UInt64
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value_1 String
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ReadType: Default
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Parts: 1
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Granules: 1
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Expression ((JOIN actions + Change column names to column identifiers))
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Header: __table2.id UInt64
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__table2.value_1 String
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Actions: INPUT : 0 -> id UInt64 : 0
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INPUT : 1 -> value_1 String : 1
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ALIAS id :: 0 -> __table2.id UInt64 : 2
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ALIAS value_1 :: 1 -> __table2.value_1 String : 0
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Positions: 2 0
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ReadFromMergeTree (default.test_table_2)
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Header: id UInt64
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value_1 String
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ReadType: Default
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Parts: 1
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Granules: 1
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--
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Expression ((Project names + (Projection + DROP unused columns after JOIN)))
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Header: id UInt64
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value_1 String
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rhs.id UInt64
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rhs.value_1 String
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Actions: INPUT : 0 -> __table1.id UInt64 : 0
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INPUT : 1 -> __table1.value_1 String : 1
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INPUT :: 2 -> __table1.value_2 UInt64 : 2
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INPUT : 3 -> __table2.value_1 String : 3
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INPUT :: 4 -> __table2.value_2 UInt64 : 4
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INPUT : 5 -> __table2.id UInt64 : 5
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ALIAS __table1.id :: 0 -> id UInt64 : 6
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ALIAS __table1.value_1 :: 1 -> value_1 String : 0
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ALIAS __table2.value_1 :: 3 -> rhs.value_1 String : 1
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ALIAS __table2.id :: 5 -> rhs.id UInt64 : 3
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Positions: 6 0 3 1
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Join (JOIN FillRightFirst)
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Header: __table1.id UInt64
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__table1.value_1 String
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__table1.value_2 UInt64
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__table2.value_1 String
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__table2.value_2 UInt64
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__table2.id UInt64
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Type: INNER
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Strictness: ASOF
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Algorithm: HashJoin
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ASOF inequality: LESS
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Clauses: [(__table1.id, __table1.value_2) = (__table2.id, __table2.value_2)]
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Expression ((JOIN actions + Change column names to column identifiers))
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Header: __table1.id UInt64
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__table1.value_1 String
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__table1.value_2 UInt64
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Actions: INPUT : 0 -> id UInt64 : 0
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INPUT : 1 -> value_1 String : 1
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INPUT : 2 -> value_2 UInt64 : 2
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ALIAS id :: 0 -> __table1.id UInt64 : 3
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ALIAS value_1 :: 1 -> __table1.value_1 String : 0
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ALIAS value_2 :: 2 -> __table1.value_2 UInt64 : 1
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Positions: 3 0 1
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ReadFromMergeTree (default.test_table_1)
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Header: id UInt64
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value_1 String
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value_2 UInt64
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ReadType: Default
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Parts: 1
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Granules: 1
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Expression ((JOIN actions + Change column names to column identifiers))
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Header: __table2.id UInt64
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__table2.value_1 String
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__table2.value_2 UInt64
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Actions: INPUT : 0 -> id UInt64 : 0
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INPUT : 1 -> value_1 String : 1
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INPUT : 2 -> value_2 UInt64 : 2
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ALIAS id :: 0 -> __table2.id UInt64 : 3
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ALIAS value_1 :: 1 -> __table2.value_1 String : 0
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ALIAS value_2 :: 2 -> __table2.value_2 UInt64 : 1
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Positions: 3 0 1
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ReadFromMergeTree (default.test_table_2)
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Header: id UInt64
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value_1 String
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value_2 UInt64
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ReadType: Default
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Parts: 1
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Granules: 1
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