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https://github.com/ClickHouse/ClickHouse.git
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495c6e03aa
* Replace all Context references with std::weak_ptr * Fix shared context captured by value * Fix build * Fix Context with named sessions * Fix copy context * Fix gcc build * Merge with master and fix build * Fix gcc-9 build
46 lines
1.2 KiB
C++
46 lines
1.2 KiB
C++
#pragma once
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#if !defined(ARCADIA_BUILD)
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# include "config_core.h"
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#endif
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#if USE_MYSQL
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#include <TableFunctions/ITableFunction.h>
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#include <mysqlxx/Pool.h>
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namespace DB
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{
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/* mysql ('host:port', database, table, user, password) - creates a temporary StorageMySQL.
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* The structure of the table is taken from the mysql query DESCRIBE table.
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* If there is no such table, an exception is thrown.
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*/
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class TableFunctionMySQL : public ITableFunction
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{
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public:
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static constexpr auto name = "mysql";
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std::string getName() const override
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{
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return name;
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}
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private:
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StoragePtr executeImpl(const ASTPtr & ast_function, ContextPtr context, const std::string & table_name, ColumnsDescription cached_columns) const override;
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const char * getStorageTypeName() const override { return "MySQL"; }
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ColumnsDescription getActualTableStructure(ContextPtr context) const override;
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void parseArguments(const ASTPtr & ast_function, ContextPtr context) override;
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String remote_database_name;
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String remote_table_name;
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String user_name;
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String password;
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bool replace_query = false;
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String on_duplicate_clause;
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mutable std::optional<mysqlxx::PoolWithFailover> pool;
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};
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}
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#endif
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