PDO::pgsqlCopyToFile

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

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.

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