2011-10-30 11:30:52 +00:00
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#pragma once
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2017-04-01 09:19:00 +00:00
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#include <DataStreams/IBlockOutputStream.h>
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#include <DataStreams/BlockIO.h>
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#include <Interpreters/Context.h>
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#include <Interpreters/IInterpreter.h>
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2011-10-30 11:30:52 +00:00
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namespace DB
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{
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2017-06-02 21:37:28 +00:00
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/** Interprets the INSERT query.
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2011-10-30 11:30:52 +00:00
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*/
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2015-06-18 02:11:05 +00:00
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class InterpreterInsertQuery : public IInterpreter
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2011-10-30 11:30:52 +00:00
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{
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public:
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2017-05-21 22:25:25 +00:00
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InterpreterInsertQuery(const ASTPtr & query_ptr_, const Context & context_);
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2011-10-30 11:30:52 +00:00
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2017-06-02 21:37:28 +00:00
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/** Prepare a request for execution. Return block streams
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* - the stream into which you can write data to execute the query, if INSERT;
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* - the stream from which you can read the result of the query, if SELECT and similar;
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* Or nothing if the request INSERT SELECT (self-sufficient query - does not accept the input data, does not return the result).
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2017-04-01 07:20:54 +00:00
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*/
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BlockIO execute() override;
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2012-03-19 12:57:56 +00:00
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2011-10-30 11:30:52 +00:00
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private:
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2017-04-01 07:20:54 +00:00
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StoragePtr getTable();
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2012-03-19 12:57:56 +00:00
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2017-04-01 07:20:54 +00:00
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Block getSampleBlock();
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2014-03-20 10:59:45 +00:00
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2017-04-01 07:20:54 +00:00
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ASTPtr query_ptr;
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Context context;
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2011-10-30 11:30:52 +00:00
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};
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}
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