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35 lines
752 B
C++
35 lines
752 B
C++
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#include <DB/IO/ReadBufferFromString.h>
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#include <DB/Interpreters/executeQuery.h>
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#include <DB/Interpreters/InterpreterShowProcesslistQuery.h>
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#include <DB/Parsers/ASTQueryWithOutput.h>
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#include <DB/Parsers/ASTIdentifier.h>
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namespace DB
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{
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BlockIO InterpreterShowProcesslistQuery::execute()
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{
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return executeQuery(getRewrittenQuery(), context, true);
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}
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String InterpreterShowProcesslistQuery::getRewrittenQuery()
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{
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const ASTQueryWithOutput & query = dynamic_cast<const ASTQueryWithOutput &>(*query_ptr);
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std::stringstream rewritten_query;
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rewritten_query << "SELECT * FROM system.processes";
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if (query.format)
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rewritten_query << " FORMAT " << typeid_cast<const ASTIdentifier &>(*query.format).name;
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return rewritten_query.str();
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}
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}
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