| Overview |  |
Copyright © 2014-2020 Arjan Scherpenisse
Behaviours: gen_server, poolboy_worker, z_db_worker.
Authors: Arjan Scherpenisse (arjan@scherpenisse.net).
query_result() = {ok, Columns::list(), Rows::list()} | {ok, Count::non_neg_integer(), Columns::list(), Rows::list()} | {ok, Count::non_neg_integer()} | {error, term()}
| code_change/3 | |
| ensure_all_started/0 | |
| equery/4 | Query with parameters, the query is interrupted if it takes longer then Timeout msec. |
| get_raw_connection/1 | This function MUST NOT be used, but currently is required by the install / upgrade routines. |
| handle_call/3 | |
| handle_cast/2 | |
| handle_info/2 | |
| init/1 | |
| squery/3 | Simple query without parameters, the query is interrupted if it takes longer then Timeout msec. |
| start_link/1 | Threshold above which we do an automatic explain of traced queries. |
| terminate/2 | |
| test_connection/1 |
code_change(OldVsn, State, Extra) -> any()
ensure_all_started() -> any()
equery(Worker::pid(), Sql::string(), Parameters::list(), Timeout::pos_integer()) -> query_result()
Query with parameters, the query is interrupted if it takes longer then Timeout msec.
get_raw_connection(Context) -> any()
This function MUST NOT be used, but currently is required by the install / upgrade routines. Can only be called from inside a z_db:transaction/2.
handle_call(Cmd, From, State) -> any()
handle_cast(Msg, State) -> any()
handle_info(Info, State) -> any()
init(Args) -> any()
squery(Worker::pid(), Sql::string(), Timeout::pos_integer()) -> query_result()
Simple query without parameters, the query is interrupted if it takes longer then Timeout msec.
start_link(Args) -> any()
Threshold above which we do an automatic explain of traced queries.
terminate(Reason, State) -> any()
test_connection(Args) -> any()
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