libpqxx
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Asynchronous connection policy; connects "in the background". More...
#include <connection.hxx>
Public Member Functions | |
connect_async (const std::string &opts) | |
virtual handle | do_startconnect (handle) override |
virtual handle | do_completeconnect (handle) override |
virtual handle | do_dropconnect (handle) noexcept override |
virtual bool | is_ready (handle) const noexcept override |
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connectionpolicy (const std::string &opts) | |
virtual | ~connectionpolicy () noexcept |
const std::string & | options () const noexcept |
virtual handle | do_startconnect (handle orig) |
virtual handle | do_completeconnect (handle orig) |
virtual handle | do_dropconnect (handle orig) noexcept |
virtual handle | do_disconnect (handle orig) noexcept |
virtual bool | is_ready (handle) const noexcept |
Additional Inherited Members | |
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using | handle = internal::pq::PGconn * |
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handle | normalconnect (handle) |
Asynchronous connection policy; connects "in the background".
Connection is initiated immediately, but completion is deferred until the connection is actually needed.
This may help performance by allowing the client to do useful work while waiting for an answer from the server.
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explicit |
The parsing of options is the same as in libpq's PQConnect See: https://www.postgresql.org/docs/10/static/libpq-connect.html
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overridevirtual |
Reimplemented from pqxx::connectionpolicy.
References pqxx::internal::wait_read(), and pqxx::internal::wait_write().
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overridevirtualnoexcept |
Reimplemented from pqxx::connectionpolicy.
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overridevirtual |
Reimplemented from pqxx::connectionpolicy.
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overridevirtualnoexcept |
Reimplemented from pqxx::connectionpolicy.