Class Db_manager

database manager for XOOPS installer

Located at install\class\dbmanager.php

Methods
`public`	`__construct()` Db_manager constructor. Db_manager constructor.	#
`public`	`isConnectable(): bool`	#
`public`	`dbExists(): bool`	#
`public`	`createDB(): bool`	#
`public`	`queryFromFile($sql_file_path): bool`	#
`public`	`report(): string`	#
`public`	`query($sql): mixed`	#
`public`	`prefix($table): mixed`	#
`public`	`fetchArray($ret): mixed`	#
`public`	`insert($table, $query): bool`	#
`public`	`isError(): bool`	#
`public`	`deleteTables($tables): array`	#
`public`	`tableExists($table): bool`	#

Properties
`public`	`$s_tables = []`	#
`public`	`$f_tables = []`	#
`public`	`$db`	#
`public`	`$successStrings = [ 'create' => TABLE_CREATED, 'insert' => ROWS_INSERTED, 'alter' => TABLE_ALTERED, 'drop' => TABLE_DROPPED, ]`	#
`public`	`$failureStrings = [ 'create' => TABLE_NOT_CREATED, 'insert' => ROWS_FAILED, 'alter' => TABLE_NOT_ALTERED, 'drop' => TABLE_NOT_DROPPED, ]`	#