PDO::pgsqlCopyToFile

(PHP 5 >= 5.3.3, PHP 7)

PDO::pgsqlCopyToFile — Copy data from table into file

说明

public bool PDO::pgsqlCopyToFile ( string $table_name , string $filename [, string $delimiter = '\t' [, string $null_as = "\\\\N" [, string $fields ]]] )

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.

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