JAVA

kjk;ok

PGconn *PQconnectdbParams(const char * const *keywords,
                          const char * const *values,
                          int expand_dbname);

kjk;ok

PGconn *PQconnectdb(const char *conninfo);

kjk;ok

PGconn *PQsetdbLogin(const char *pghost,
                     const char *pgport,
                     const char *pgoptions,
                     const char *pgtty,
                     const char *dbName,
                     const char *login,
                     const char *pwd);

kjk;ok

PGconn *PQsetdb(char *pghost,
                char *pgport,
                char *pgoptions,
                char *pgtty,
                char *dbName);

kjk;ok

PGconn *PQconnectStartParams(const char * const *keywords,
                             const char * const *values,
                             int expand_dbname);

PGconn *PQconnectStart(const char *conninfo);

PostgresPollingStatusType PQconnectPoll(PGconn *conn);

kjk;ok

PQconninfoOption *PQconninfo(PGconn *conn);

kjk;ok

PQconninfoOption *PQconninfoParse(const char *conninfo, char **errmsg);

kjk;ok

postgresql://
postgresql://localhost
postgresql://localhost:5433
postgresql://localhost/mydb
postgresql://user@localhost
postgresql://user:secret@localhost
postgresql://other@localhost/otherdb?connect_timeout=10&application_name=myapp
postgresql://host1:123,host2:456/somedb?target_session_attrs=any&application_name=myapp

kjk;ok

void PQfinish(PGconn *conn);

kjk;ok

void PQreset(PGconn *conn);

kjk;ok

int PQresetStart(PGconn *conn);

PostgresPollingStatusType PQresetPoll(PGconn *conn);

kjk;ok

PGPing PQpingParams(const char * const *keywords,
                    const char * const *values,
                    int expand_dbname);

kjk;ok

PGPing PQping(const char *conninfo);