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26 lines
1.1 KiB
C++
26 lines
1.1 KiB
C++
#pragma once
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#include <Core/NamesAndTypes.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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class Context;
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NameSet removeDuplicateColumns(NamesAndTypesList & columns);
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std::vector<const ASTTableExpression *> 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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NamesAndTypesList getColumnsFromTableExpression(const ASTTableExpression & table_expression, const Context & context);
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std::vector<TableWithColumnNamesAndTypes> getDatabaseAndTablesWithColumns(const std::vector<const ASTTableExpression *> & table_expressions,
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const Context & context);
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std::vector<TableWithColumnNames> getDatabaseAndTablesWithColumnNames(const std::vector<const ASTTableExpression *> & table_expressions,
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const Context & context);
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}
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