PDO::pgsqlCopyToFile

(PHP 5 >= 5.3.3, PHP 7, PHP 8)

PDO::pgsqlCopyToFileCopy 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.