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/** Helper classes for defining and executing prepared statements>
*
* See the connection_base hierarchy for more about prepared statements.
*
* Copyright (c) 2000-2019, Jeroen T. Vermeulen.
*
* See COPYING for copyright license. If you did not receive a file called
* COPYING with this source code, please notify the distributor of this mistake,
* or contact the author.
*/
#include "pqxx/compiler-internal.hxx"
#include "pqxx/connection_base"
#include "pqxx/prepared_statement"
#include "pqxx/result"
#include "pqxx/transaction_base"
#include "pqxx/internal/gates/connection-prepare-invocation.hxx"
using namespace pqxx;
using namespace pqxx::internal;
pqxx::prepare::invocation::invocation(
transaction_base &home,
const std::string &statement) :
m_home{home},
m_statement{statement}
{
}
pqxx::result pqxx::prepare::invocation::exec() const
{
return internal_exec(result_format::text);
}
pqxx::result pqxx::prepare::invocation::exec_binary() const
{
return internal_exec(result_format::binary);
}
pqxx::result pqxx::prepare::invocation::internal_exec(result_format format) const
{
std::vector<const char *> ptrs;
std::vector<int> lens;
std::vector<int> binaries;
const int elts = marshall(ptrs, lens, binaries);
return gate::connection_prepare_invocation{m_home.conn()}.prepared_exec(
m_statement,
ptrs.data(),
lens.data(),
binaries.data(),
elts,
format);
}
bool pqxx::prepare::invocation::exists() const
{
return gate::connection_prepare_invocation{m_home.conn()}.prepared_exists(
m_statement);
}
pqxx::prepare::internal::prepared_def::prepared_def(const std::string &def) :
definition{def}
{
}
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