PDO::pgsqlCopyToFile
(PHP 5 >= 5.3.3, PHP 7)
PDO::pgsqlCopyToFile — Copy data from table into file
说明
public
PDO::pgsqlCopyToFile (
string
$table_name
,
string $filename
[,
string $delimiter
= '\t' [,
string $null_as
= "\\\\N" [,
string $fields
]]] ) :
bool
Copies data from table into file specified by filename
using delimiter
as fields delimiter and fields
list
参数
-
table_name
-
String containing table name
-
filename
-
Filename to export data
-
delimiter
-
Delimiter used in file specified by
filename
-
null_as
-
How to interpret null values
-
fields
-
List of fields to insert
返回值
Returns TRUE
on success, 或者在失败时返回 FALSE
.