void sqlite_statement::prepare(const sql &s)
{
reset();
str(s.prepare());
// destroy statement
clear();
// prepare sqlite statement
int ret = sqlite3_prepare_v2(db_(), str().c_str(), str().size(), &stmt_, 0);
throw_error(ret, db_(), "sqlite3_prepare_v2", str());
}
void mysql_statement::prepare(const sql &s)
{
reset();
str(s.prepare());
// parse sql to create result and host arrays
result_size = s.result_size();
host_size = s.host_size();
if (host_size) {
host_array = new MYSQL_BIND[host_size];
memset(host_array, 0, host_size * sizeof(MYSQL_BIND));
length_vector.assign(host_size, 0);
}
int res = mysql_stmt_prepare(stmt, str().c_str(), str().size());
if (res > 0) {
throw_stmt_error(res, stmt, "mysql", str());
}
}