Pdo\Pgsql::copyToFile

(PHP 8 >= 8.4.0)

Pdo\Pgsql::copyToFile — Copy 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

Pdo\Pgsql::copyFromFile() - Copy data from file into table
Pdo\Pgsql::copyFromArray() - Copy data from a PHP array into a table
Pdo\Pgsql::copyToArray() - Copy data from database table into PHP array

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Pdo\Pgsql::copyToFile

说明

参数

返回值

参见

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