last_query()

There are two ways to connect to a database: Automatically Connecting The “auto connect” feature will load

empty_table([$table = ''])

close()

select_min([$select = ''[, $alias = '']])

protect_identifiers($item[, $prefix_single = FALSE[, $protect_identifiers = NULL[, $field_exists = TRUE]]])

previous_row([$type = 'object'])

backup([$params = array()])

or_where_in([$key = NULL[, $values = NULL[, $escape = NULL]]])

insert_batch($table[, $set = NULL[, $escape = NULL[, $batch_size = 100]]])