Pdo\Pgsql::copyToFile

(PHP 8 >= 8.4.0)

Pdo\Pgsql::copyToFileCopy data from table into file

说明

public Pdo\Pgsql::copyToFile(
    string $tableName,
    string $filename,
    string $separator = "\t",
    string $nullAs = "\\\\N",
    ?string $fields = null
): bool

Copies data from table into file specified by filename using separator as fields delimiter and fields list.

参数

tableName
String containing table name.
filename
Filename to export data.
separator
Delimiter used to separate fields in an entry of the rows array.
nullAs
How to interpret SQL NULL values.
fields
List of fields to insert.

返回值

成功时返回 true, 或者在失败时返回 false

参见