2022-07-06 15:33:11 +00:00
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-- { echoOn }
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2022-07-19 12:40:50 +00:00
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EXPLAIN AST optimize=0 SELECT * FROM numbers(0);
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2022-07-06 15:33:11 +00:00
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SelectWithUnionQuery (children 1)
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ExpressionList (children 1)
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SelectQuery (children 2)
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ExpressionList (children 1)
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Asterisk
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TablesInSelectQuery (children 1)
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TablesInSelectQueryElement (children 1)
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TableExpression (children 1)
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Function numbers (children 1)
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ExpressionList (children 1)
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Literal UInt64_0
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2022-07-19 12:40:50 +00:00
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EXPLAIN AST optimize=1 SELECT * FROM numbers(0);
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2022-07-06 15:33:11 +00:00
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SelectWithUnionQuery (children 1)
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ExpressionList (children 1)
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SelectQuery (children 2)
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ExpressionList (children 1)
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Identifier number
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TablesInSelectQuery (children 1)
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TablesInSelectQueryElement (children 1)
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TableExpression (children 1)
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Function numbers (children 1)
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ExpressionList (children 1)
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Literal UInt64_0
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2022-07-19 12:40:50 +00:00
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EXPLAIN AST optimize=0 SELECT countDistinct(number) FROM numbers(0);
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2022-07-07 20:31:42 +00:00
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SelectWithUnionQuery (children 1)
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ExpressionList (children 1)
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SelectQuery (children 2)
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ExpressionList (children 1)
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Function countDistinct (children 1)
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ExpressionList (children 1)
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Identifier number
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TablesInSelectQuery (children 1)
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TablesInSelectQueryElement (children 1)
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TableExpression (children 1)
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Function numbers (children 1)
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ExpressionList (children 1)
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Literal UInt64_0
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2022-07-19 12:40:50 +00:00
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EXPLAIN AST optimize=1 SELECT countDistinct(number) FROM numbers(0);
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2022-07-07 20:31:42 +00:00
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SelectWithUnionQuery (children 1)
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ExpressionList (children 1)
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SelectQuery (children 2)
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ExpressionList (children 1)
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Function uniqExact (children 1)
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ExpressionList (children 1)
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Identifier number
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TablesInSelectQuery (children 1)
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TablesInSelectQueryElement (children 1)
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TableExpression (children 1)
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Function numbers (children 1)
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ExpressionList (children 1)
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Literal UInt64_0
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