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54 lines
1.3 KiB
C++
54 lines
1.3 KiB
C++
#include "getIdentifierQuote.h"
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#if USE_ODBC
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#include <Common/logger_useful.h>
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#include <sql.h>
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#include <sqlext.h>
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namespace DB
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{
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namespace ErrorCodes
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{
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extern const int ILLEGAL_TYPE_OF_ARGUMENT;
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}
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std::string getIdentifierQuote(nanodbc::ConnectionHolderPtr connection_holder)
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{
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std::string quote;
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try
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{
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quote = execute<std::string>(connection_holder,
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[&](nanodbc::connection & connection) { return connection.get_info<std::string>(SQL_IDENTIFIER_QUOTE_CHAR); });
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}
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catch (...)
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{
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LOG_WARNING(getLogger("ODBCGetIdentifierQuote"), "Cannot fetch identifier quote. Default double quote is used. Reason: {}", getCurrentExceptionMessage(false));
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return "\"";
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}
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return quote;
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}
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IdentifierQuotingStyle getQuotingStyle(nanodbc::ConnectionHolderPtr connection)
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{
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auto identifier_quote = getIdentifierQuote(connection);
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if (identifier_quote.length() == 0)
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return IdentifierQuotingStyle::None;
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else if (identifier_quote[0] == '`')
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return IdentifierQuotingStyle::Backticks;
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else if (identifier_quote[0] == '"')
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return IdentifierQuotingStyle::DoubleQuotes;
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else
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throw Exception(ErrorCodes::ILLEGAL_TYPE_OF_ARGUMENT,
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"Can not map quote identifier '{}' to IdentifierQuotingStyle value", identifier_quote);
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}
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}
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#endif
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