[REBOL] Re: PostgreSQL 2 Rebol and back again...
From: jeff:rebol at: 7-Dec-2000 8:58
;- Postgres has a much cleaner client API to work with
; for REBOL/Command than MySQL.
REBOL [
Title: "Postgres Database REBOL/command API"
Purpose: {
Exposes the Postgres API in REBOL/command
}
Needs: [command]
File: %postgres.r
]
pq: load/library %libpq.so
routines: [
PQsetdbLogin [
"Login to postgres Database"
pghost [int] pgport [int]
pgoptions [int] pgtty [int]
dbName [int] login [string!]
pwd [string!] return: [long]
]
PQdb ["Name of database"
PGconn [int] return: [string!]]
PQhost ["Name of host"
PGconn [int] return: [string!]]
PQoptions ["Options of connection"
PGconn [int] return: [string!]]
PQport ["Port number"
PGconn [int] return: [string!]]
PQtty ["Tty of database"
PGconn [int] return: [string!]]
PQstatus ["Status of connection"
PGconn [int] return: [int]]
PQerrorMessage ["Error associated with connection"
PGconn [int] return: [string!]]
PQfinish ["Close connection"
PGconn [int]]
PQreset ["Reset communication with database"
PGconn [int]]
PQexec [ "Execute SQL statement"
PGconn [int] query [string!] return: [int]]
PQresultStatus ["Status of query"
result [int] return: [int]]
PQresStatus ["Convert status to string"
res-stat [int] return: [string!]]
PQresultErrorMessage ["Error message for query"
PGresult [int] return: [string!]]
PQntuples ["Number of tuples in result"
PGresult [int] return: [int]]
PQnfields ["Number of fields in result"
PGresult [int] return: [int]]
PQfname ["Field attribute associated with field index"
PGresult [int] field_index [int] return: [string!]]
PQfnumber ["Field index associated with field name"
PGresult [int] field_name [string!] return: [int]]
PQftype ["Field type associated with given index"
PGresult [int] field_num [int] return: [int]]
PQfsize ["Size in bytes of field associated with index"
PGresult [int] field_index [int] return: [int]]
PQfmod ["Type-specific modification data per field at index"
PGresult [int] field_index [int] return: [int]]
PQgetvalue ["Get field (attribute) value"
PGresult [int] tup_num [int] field_num [int] return: [char*]]
PQgetlength ["Length of a field in bytes"
PGresult [int] tup_num [int] field_num [int] return: [int]]
PQgetisnull ["NULL status of a field"
PGresult [int] tup_num [int] field_num [int] return: [int]]
PQcmdStatus ["Command status of last query command"
PGresult [int] return: [string!]]
PQcmdTuples ["Number of tuples affected by INSERT, UPDATE, DELETE queries"
PGresult [int] return: [string!]]
PQoidStatus ["String with the object id of the tuple inserted"
PGresult [int] return: [string!]]
PQclear ["Frees the storage associated with the PGresult"
PQresult [int]]
PQsendQuery ["Submit a query to Postgres without waiting result(s)"
PGconn [int] query [string!] return: [string!]]
PQgetResult ["Wait for the next result from a prior PQsendQuery"
PGconn [int] return: [int]]
PQconsumeInput ["If input is available from the backend, consume it"
PGconn [int]]
PQisBusy ["Returns TRUE if a query is busy (would block)"
PGconn [int] return: [int]]
PQsocket ["file descriptor number for the backend connection socket"
PGconn [int] return: [int]]
PQrequestCancel["Request abandon processing of the current query"
PGconn [int] return: [int]]
fe_getauthname ["Name the user has authenticated"
errorMessage [string!] return: [string!]]
fe_setauthsvc ["use authentication service name rather default"
name [string!] errorMessage [string!]]
]
foreach [name spec] routines [
set name make routine! spec pq form name
]
