wpdb::_insert_replace_helper() WordPress Method
The wpdb::_insert_replace_helper() method is used internally by the wpdb class to handle the details of INSERT and REPLACE queries. This method should not be called directly.
wpdb::_insert_replace_helper( string $table, array $data, array|string $format = null, string $type = 'INSERT' ) #
Helper function for insert and replace.
Description
Runs an insert or replace query based on $type argument.
See also
- wpdb::prepare()
- wpdb::$field_types
- wp_set_wpdb_vars()
Parameters
- $table
(string)(Required)Table name.
- $data
(array)(Required)Data to insert (in column => value pairs). Both $data columns and $data values should be "raw" (neither should be SQL escaped). Sending a null value will cause the column to be set to NULL
- the corresponding format is ignored in this case.
- $format
(array|string)(Optional) An array of formats to be mapped to each of the value in $data. If string, that format will be used for all of the values in $data. A format is one of '%d', '%f', '%s' (integer, float, string). If omitted, all values in $data will be treated as strings unless otherwise specified in wpdb::$field_types.
Default value: null
- $type
(string)(Optional) Type of operation. Possible values include 'INSERT' or 'REPLACE'.
Default value: 'INSERT'
Return
(int|false) The number of rows affected, or false on error.
Source
File: wp-includes/wp-db.php
public function _insert_replace_helper( $table, $data, $format = null, $type = 'INSERT' ) { $this->insert_id = 0; if ( ! in_array( strtoupper( $type ), array( 'REPLACE', 'INSERT' ), true ) ) { return false; } $data = $this->process_fields( $table, $data, $format ); if ( false === $data ) { return false; } $formats = array(); $values = array(); foreach ( $data as $value ) { if ( is_null( $value['value'] ) ) { $formats[] = 'NULL'; continue; } $formats[] = $value['format']; $values[] = $value['value']; } $fields = '`' . implode( '`, `', array_keys( $data ) ) . '`'; $formats = implode( ', ', $formats ); $sql = "$type INTO `$table` ($fields) VALUES ($formats)"; $this->check_current_query = false; return $this->query( $this->prepare( $sql, $values ) ); }
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Changelog
Version | Description |
---|---|
3.0.0 | Introduced. |