(PHP 5 >= 5.3.3, PHP 7)
PDO::pgsqlCopyFromFile — Copy data from file into table
$table_name
, string $filename
[, string $delimiter = '\t'
[, string $null_as = "\\\\N"
[, string $fields
]]] ) : bool
Copies data from file specified by filename into table table_name
using delimiter as fields delimiter and fields list
table_nameString containing table name
filenameFilename containing data to import
delimiter
Delimiter used in file specified by filename
null_asHow to interpret null values
fieldsList of fields to insert
Returns TRUE on success, 或者在失败时返回 FALSE.