CI_DB_driver::primary PHP Method

CI_DB_driver Class Documentation Show file Open project: tastyigniter/tastyigniter

primary() public method

Retrieves the primary key. It assumes that the row in the first position is the primary key

public primary ( string $table ) : string
$table	string	Table name
return	string

    public function primary($table)
    {
        $fields = $this->list_fields($table);
        return is_array($fields) ? current($fields) : FALSE;
    }

CI_DB_driver

__construct

_cache_init

_close

_escape_str

_get_operator

_has_operator

_insert

_reset_select

_update

_version

cache_delete

cache_delete_all

cache_off

cache_on

cache_set_path

call_function

compile_binds

count_all

db_connect

db_pconnect

db_select

db_set_charset

display_error

elapsed_time

error

escape

escape_identifiers

escape_like_str

escape_str

field_data

field_exists

initialize

insert_string

is_write_type

last_query

list_fields

list_tables

load_rdriver

platform

primary

protect_identifiers

query

reconnect

simple_query

table_exists

total_queries

trans_begin

trans_commit

trans_complete

trans_off

trans_rollback

trans_start

trans_status

trans_strict

update_string

version