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27 lines
787 B
C++
27 lines
787 B
C++
#pragma once
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#include <Core/NamesAndTypes.h>
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#include <Interpreters/Context_fwd.h>
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#include <Interpreters/DatabaseAndTableWithAlias.h>
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namespace DB
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{
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struct ASTTableExpression;
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class ASTSelectQuery;
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using ASTTableExprConstPtrs = std::vector<const ASTTableExpression *>;
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NameSet removeDuplicateColumns(NamesAndTypesList & columns);
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ASTTableExprConstPtrs getTableExpressions(const ASTSelectQuery & select_query);
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const ASTTableExpression * getTableExpression(const ASTSelectQuery & select, size_t table_number);
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ASTPtr extractTableExpression(const ASTSelectQuery & select, size_t table_number);
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TablesWithColumns getDatabaseAndTablesWithColumns(
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const ASTTableExprConstPtrs & table_expressions, ContextPtr context, bool include_alias_cols, bool include_materialized_cols);
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}
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