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50 lines
1.7 KiB
C++
50 lines
1.7 KiB
C++
#include <iomanip>
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#include <Parsers/ASTShowTablesQuery.h>
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#include <Common/quoteString.h>
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namespace DB
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{
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ASTPtr ASTShowTablesQuery::clone() const
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{
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auto res = std::make_shared<ASTShowTablesQuery>(*this);
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res->children.clear();
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cloneOutputOptions(*res);
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return res;
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}
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void ASTShowTablesQuery::formatQueryImpl(const FormatSettings & settings, FormatState & state, FormatStateStacked frame) const
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{
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if (databases)
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{
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settings.ostr << (settings.hilite ? hilite_keyword : "") << "SHOW DATABASES" << (settings.hilite ? hilite_none : "");
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}
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else
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{
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settings.ostr << (settings.hilite ? hilite_keyword : "") << "SHOW " << (temporary ? "TEMPORARY " : "") <<
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(dictionaries ? "DICTIONARIES" : "TABLES") << (settings.hilite ? hilite_none : "");
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if (!from.empty())
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settings.ostr << (settings.hilite ? hilite_keyword : "") << " FROM " << (settings.hilite ? hilite_none : "")
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<< backQuoteIfNeed(from);
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if (!like.empty())
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settings.ostr << (settings.hilite ? hilite_keyword : "") << (not_like ? " NOT" : "") << " LIKE " << (settings.hilite ? hilite_none : "")
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<< std::quoted(like, '\'');
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else if (where_expression)
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{
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settings.ostr << (settings.hilite ? hilite_keyword : "") << " WHERE " << (settings.hilite ? hilite_none : "");
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where_expression->formatImpl(settings, state, frame);
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}
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if (limit_length)
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{
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settings.ostr << (settings.hilite ? hilite_keyword : "") << " LIMIT " << (settings.hilite ? hilite_none : "");
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limit_length->formatImpl(settings, state, frame);
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}
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}
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}
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}
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