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24 lines
658 B
C++
24 lines
658 B
C++
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#pragma once
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#include <Analyzer/IQueryTreeNode.h>
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namespace DB
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{
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/** Collect window function nodes in node children.
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* Do not visit subqueries.
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*/
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QueryTreeNodes collectWindowFunctionNodes(const QueryTreeNodePtr & node);
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/** Collect window function nodes in node children and add them into result.
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* Do not visit subqueries.
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*/
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void collectWindowFunctionNodes(const QueryTreeNodePtr & node, QueryTreeNodes & result);
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/** Assert that there are no window function nodes in node children.
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* Do not visit subqueries.
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*/
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void assertNoWindowFunctionNodes(const QueryTreeNodePtr & node, const String & assert_no_window_functions_place_message);
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}
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