Postgresql

`sig
type oid = int
type large_object
module FFormat : sig type t = TEXT | BINARY end
type ftype =
BOOL
| BYTEA
| CHAR
| NAME
| INT8
| INT2
| INT2VECTOR
| INT4
| REGPROC
| TEXT
| OID
| TID
| XID
| CID
| OIDVECTOR
| POINT
| LSEG
| PATH
| BOX
| POLYGON
| LINE
| FLOAT4
| FLOAT8
| ABSTIME
| RELTIME
| TINTERVAL
| UNKNOWN
| CIRCLE
| CASH
| MACADDR
| INET
| CIDR
| ACLITEM
| BPCHAR
| VARCHAR
| DATE
| TIME
| TIMESTAMP
| TIMESTAMPTZ
| INTERVAL
| TIMETZ
| BIT
| VARBIT
| NUMERIC
| REFCURSOR
| REGPROCEDURE
| REGOPER
| REGOPERATOR
| REGCLASS
| REGTYPE
| RECORD
| CSTRING
| ANY
| ANYARRAY
| VOID
| TRIGGER
| LANGUAGE_HANDLER
| INTERNAL
| OPAQUE
| ANYELEMENT
type result_status =
Empty_query
| Command_ok
| Tuples_ok
| Copy_out
| Copy_in
| Bad_response
| Nonfatal_error
| Fatal_error
type getline_result = EOF | LineRead | BufFull
type getline_async_result =
EndOfData
| NoData
| DataRead of int
| PartDataRead of int
type seek_cmd = SEEK_SET | SEEK_CUR | SEEK_END
type error =
Field_out_of_range of int * int
| Tuple_out_of_range of int * int
| Binary
| Connection_failure of string
| Unexpected_status of Postgresql.result_status * string *
Postgresql.result_status list
| Cancel_failure of string
exception Error of Postgresql.error
val string_of_error : Postgresql.error -> string
exception Oid of Postgresql.oid
val unescape_bytea : string -> string
external ftype_of_oid : Postgresql.oid -> Postgresql.ftype
= "ftype_of_oid_stub"
external oid_of_ftype : Postgresql.ftype -> Postgresql.oid
= "oid_of_ftype_stub"
val string_of_ftype : Postgresql.ftype -> string
val ftype_of_string : string -> Postgresql.ftype
external result_status : Postgresql.result_status -> string
= "PQresStatus_stub"
val invalid_oid : Postgresql.oid
val null : string
class type result =
object
method binary_tuples : bool
method cmd_status : string
method cmd_tuples : string
method error : string
method fformat : int -> Postgresql.FFormat.t
method fmod : int -> int
method fname : int -> string
method fnumber : string -> int
method fsize : int -> int
method ftype : int -> Postgresql.ftype
method get_all : string array array
method get_all_lst : string list list
method get_escaped_value : int -> int -> string
method get_fnames : string array
method get_fnames_lst : string list
method get_tuple : int -> string array
method get_tuple_lst : int -> string list
method getisnull : int -> int -> bool
method getlength : int -> int -> int
method getvalue : int -> int -> string
method nfields : int
method nparams : int
method ntuples : int
method oid_value : Postgresql.oid
method paramtype : int -> Postgresql.ftype
method status : Postgresql.result_status
end
type connection_status = Ok | Bad
type conninfo_option = {
cio_keyword : string;
cio_envvar : string option;
cio_compiled : string option;
cio_val : string option;
cio_label : string;
cio_dispchar : string;
cio_dispsize : int;
}
external conndefaults : unit -> Postgresql.conninfo_option array
= "PQconndefaults_stub"
class connection :
?host:string ->
?hostaddr:string ->
?port:string ->
?dbname:string ->
?user:string ->
?password:string ->
?options:string ->
?tty:string ->
?requiressl:string ->
?conninfo:string ->
unit ->
object
method backend_pid : int
method consume_input : unit
method copy_in_channel : Pervasives.in_channel -> unit
method copy_out : (string -> unit) -> unit
method copy_out_channel : Pervasives.out_channel -> unit
method db : string
method describe_prepared : string -> Postgresql.result
method empty_result : Postgresql.result_status -> Postgresql.result
method endcopy : unit
method error_message : string
method escape_bytea : ?pos:int -> ?len:int -> string -> string
method escape_string : ?pos:int -> ?len:int -> string -> string
method exec :
?expect:Postgresql.result_status list ->
?params:string array ->
?binary_params:bool array -> string -> Postgresql.result
method exec_prepared :
?expect:Postgresql.result_status list ->
?params:string array ->
?binary_params:bool array -> string -> Postgresql.result
method finish : unit
method flush : unit
method get_result : Postgresql.result option
method getline :
?pos:int -> ?len:int -> string -> Postgresql.getline_result
method getline_async :
?pos:int -> ?len:int -> string -> Postgresql.getline_async_result
method host : string
method is_busy : bool
method is_nonblocking : bool
method lo_close : Postgresql.large_object -> unit
method lo_creat : Postgresql.oid
method lo_export : Postgresql.oid -> string -> unit
method lo_import : string -> Postgresql.oid
method lo_open : Postgresql.oid -> Postgresql.large_object
method lo_read :
Postgresql.large_object -> ?pos:int -> ?len:int -> string -> int
method lo_read_ba :
Postgresql.large_object ->
?pos:int ->
?len:int ->
(char, Bigarray.int8_unsigned_elt, Bigarray.c_layout)
Bigarray.Array1.t -> int
method lo_seek :
?pos:int ->
?whence:Postgresql.seek_cmd -> Postgresql.large_object -> unit
method lo_tell : Postgresql.large_object -> int
method lo_unlink : Postgresql.oid -> unit
method lo_write :
?pos:int -> ?len:int -> string -> Postgresql.large_object -> unit
method lo_write_ba :
?pos:int ->
?len:int ->
(char, Bigarray.int8_unsigned_elt, Bigarray.c_layout)
Bigarray.Array1.t -> Postgresql.large_object -> unit
method notifies : (string * int) option
method options : string
method pass : string
method port : string
method prepare : string -> string -> Postgresql.result
method putline : string -> unit
method putnbytes : ?pos:int -> ?len:int -> string -> unit
method request_cancel : unit
method reset : unit
method send_query :
?params:string array -> ?binary_params:bool array -> string -> unit
method set_nonblocking : bool -> unit
method set_notice_processor : (string -> unit) -> unit
method socket : int
method status : Postgresql.connection_status
method try_reset : unit
method tty : string
method user : string
end
end`