Module cloudi_service_db_pgsql

Description
Data Types
Function Index
Function Details

CloudI PostgreSQL Data Module

Version: 1.3.3 Sep 30 2014 14:14:20 ------------------------------------------------------------------------

Behaviours: cloudi_service.

Authors: Michael Truog (mjtruog [at] gmail (dot) com).

Description

CloudI PostgreSQL Data Module

Data Types

common_result()

common_result() = {updated, count()} | {updated, count(), rows()} | {selected, rows()} | {error, any()}

count()

count() = non_neg_integer()

dispatcher()

dispatcher() = cloudi:context() | cloudi_service:dispatcher()

rows()

rows() = [tuple()]

Function Index

binary_to_bytea/1	Postgres string encoding of binary data. Better to use equery.
cloudi_service_handle_info/3
cloudi_service_handle_request/11
cloudi_service_init/3
cloudi_service_terminate/2
equery/4	An extended SQL query. .
equery/5	An extended SQL query with a timeout. .
squery/3	A SQL simple query. .
squery/4	A SQL simple query with a timeout. .
transaction/3	A list of SQL simple query for a transaction. .
transaction/4	A list of SQL simple query for a transaction with a timeout. .

Function Details

binary_to_bytea/1

binary_to_bytea(B::binary()) -> string()

Postgres string encoding of binary data.

Better to use equery.

cloudi_service_handle_info/3

cloudi_service_handle_info(Request, State, Dispatcher) -> any()

cloudi_service_handle_request/11

cloudi_service_handle_request(Type, Name, Pattern, RequestInfo, Request, Timeout, Priority, TransId, Pid, State, Dispatcher) -> any()

cloudi_service_init/3

cloudi_service_init(Args, Prefix, Dispatcher) -> any()

cloudi_service_terminate/2

cloudi_service_terminate(X1, State) -> any()

equery/4

equery(Dispatcher::dispatcher(), Name::cloudi_service:service_name(), Query::string() | binary(), Parameters::list()) -> {ok, any()} | {error, any()}

An extended SQL query.

equery/5

equery(Dispatcher::dispatcher(), Name::cloudi_service:service_name(), Query::string() | binary(), Parameters::list(), Timeout::cloudi_service:timeout_milliseconds()) -> {ok, any()} | {error, any()}

An extended SQL query with a timeout.

squery/3

squery(Dispatcher::dispatcher(), Name::cloudi_service:service_name(), Query::string() | binary()) -> {ok, any()} | {error, any()}

A SQL simple query.

squery/4

squery(Dispatcher::dispatcher(), Name::cloudi_service:service_name(), Query::string() | binary(), Timeout::cloudi_service:timeout_milliseconds()) -> {ok, any()} | {error, any()}

A SQL simple query with a timeout.

transaction/3

transaction(Dispatcher::dispatcher(), Name::cloudi_service:service_name(), QueryList::[string() | binary()]) -> {ok, ok | {error, any()}} | {error, any()}

A list of SQL simple query for a transaction.

transaction/4

transaction(Dispatcher::dispatcher(), Name::cloudi_service:service_name(), QueryList::[string() | binary()], Timeout::cloudi_service:timeout_milliseconds()) -> {ok, ok | {error, any()}} | {error, any()}

A list of SQL simple query for a transaction with a timeout.

Generated by EDoc, Sep 30 2014, 14:14:20.