Class to manage Dolibarr database access for a MySQL database using the MySQLi extension. More...

Inheritance diagram for DoliDBMysqli:

Collaboration diagram for DoliDBMysqli:

Public Member Functions
	__construct ($type, $host, $user, $pass, $name='', $port=0)
	Constructor.

	hintindex ($nameofindex, $mode=1)
	Return SQL string to force an index.

	convertSQLFromMysql ($line, $type='ddl')
	Convert a SQL request in Mysql syntax to native syntax.

	select_db ($database)
	Select a database.

	connect ($host, $login, $passwd, $name, $port=0)
	Connect to server.

	getVersion ()
	Return version of database server.

	getDriverInfo ()
	Return version of database client driver.

	close ()
	Close database connection.

	query ($query, $usesavepoint=0, $type='auto', $result_mode=0)
	Execute a SQL request and return the resultset.

	fetch_object ($resultset)
	Returns the current line (as an object) for the resultset cursor.

	fetch_array ($resultset)
	Return data as an array.

	fetch_row ($resultset)
	Return data as an array.

	num_rows ($resultset)
	Return number of lines for result of a SELECT.

	affected_rows ($resultset)
	Return the number of lines in the result of a request INSERT, DELETE or UPDATE.

	free ($resultset=null)
	Free the last pointer resultset used by this connection.

	escape ($stringtoencode)
	Escape a string to insert data.

	escapeforlike ($stringtoencode)
	Escape a string to insert data into a like.

	errno ()
	Return generic error code of last operation.

	error ()
	Return description of last error.

	last_insert_id ($tab, $fieldid='rowid')
	Get last ID after an insert INSERT.

	encrypt ($fieldorvalue, $withQuotes=1)
	Encrypt sensitive data in database Warning: This function includes the escape and add the SQL simple quotes on strings.

	decrypt ($value)
	Decrypt sensitive data in database.

	DDLGetConnectId ()
	Return connection ID.

	DDLCreateDb ($database, $charset='', $collation='', $owner='')
	Create a new database Do not use function xxx_create_db (xxx=mysql, ...) as they are deprecated We force to create database with charset this->forcecharset and collate this->forcecollate.

	DDLListTables ($database, $table='')
	List tables into a database.

	DDLListTablesFull ($database, $table='')
	List tables into a database.

	DDLInfoTable ($table)
	List information of columns in a table.

	DDLCreateTable ($table, $fields, $primary_key, $type, $unique_keys=null, $fulltext_keys=null, $keys=null)
	Create a table into database.

	DDLDropTable ($table)
	Drop a table into database.

	DDLDescTable ($table, $field="")
	Return a pointer of line with description of a table or field.

	DDLAddField ($table, $field_name, $field_desc, $field_position="")
	Create a new field into table.

	DDLUpdateField ($table, $field_name, $field_desc)
	Update format of a field into a table.

	DDLDropField ($table, $field_name)
	Drop a field from table.

	DDLCreateUser ($dolibarr_main_db_host, $dolibarr_main_db_user, $dolibarr_main_db_pass, $dolibarr_main_db_name)
	Create a user and privileges to connect to database (even if database does not exists yet)

	getDefaultCharacterSetDatabase ()
	Return charset used to store data in current database Note: if we are connected to databasename, it is same result than using SELECT default_character_set_name FROM information_schema.SCHEMATA WHERE schema_name = "databasename";)

	getListOfCharacterSet ()
	Return list of available charset that can be used to store data in database.

	getDefaultCollationDatabase ()
	Return collation used in current database.

	getListOfCollation ()
	Return list of available collation that can be used for database.

	getPathOfDump ()
	Return full path of dump program.

	getPathOfRestore ()
	Return full path of restore program.

	getServerParametersValues ($filter='')
	Return value of server parameters.

	getServerStatusValues ($filter='')
	Return value of server status (current indicators on memory, cache...)

	getNextAutoIncrementId ($table)
	Get the last ID of an auto-increment field of a table.

	prepare ($sql)
	Prepare a SQL statement for execution.

Public Member Functions inherited from DoliDB
	prefix ()
	Return the DB prefix found into prefix_db (if it was set manually by doing $dbhandler->prefix_db=...).

	ifsql ($test, $resok, $resko)
	Format a SQL IF.

	stddevpop ($nameoffield)
	Return SQL string to aggregate using the Standard Deviation of population.

	regexpsql ($subject, $pattern, $sqlstring=0)
	Format a SQL REGEXP.

	idate ($param, $gm='tzserver')
	Convert (by PHP) a GM Timestamp date into a string date with PHP server TZ to insert into a date field.

	lasterrno ()
	Return last error code.

	sanitize ($stringtosanitize, $allowsimplequote=0, $allowsequals=0, $allowsspace=0, $allowschars=1)
	Sanitize a string for SQL forging.

	begin ($textinlog='')
	Start transaction.

	commit ($log='')
	Validate a database transaction.

	rollback ($log='')
	Cancel a transaction and go back to initial data values.

	plimit ($limit=0, $offset=0)
	Define limits and offset of request.

	getVersionArray ()
	Return version of database server into an array.

	lastquery ()
	Return last request executed with query()

	order ($sortfield='', $sortorder='')
	Define sort criteria of request.

	lasterror ()
	Return last error label.

	jdate ($string, $gm='tzserver')
	Convert (by PHP) a PHP server TZ string date into a Timestamps date (GMT if gm=true) 19700101020000 -> 3600 with server TZ = +1 and $gm='tzserver' 19700101020000 -> 7200 whatever is server TZ if $gm='gmt'.

	lastqueryerror ()
	Return last query in error.

	getRow ($sql)
	Return first result from query as object Note : This method executes a given SQL query and retrieves the first row of results as an object.

	getRows ($sql)
	Return all results from query as an array of objects.

Public Member Functions inherited from Database
	sanitize ($stringtosanitize)
	Sanitize a string for SQL forging.

Public Attributes
	$type = 'mysqli'
	Database type.

const	LABEL = 'MySQL or MariaDB'
	Database label.

const	VERSIONMIN = '5.0.3'
	Version min database.

Public Attributes inherited from DoliDB
const	VERSIONMIN = self::VERSIONMIN
	Force subclass to implement VERSIONMIN - required DB version.

const	LABEL = self::LABEL
	Force subclass to implement LABEL - description of DB type.

Static Protected Member Functions
static	getCallerInfoString ()
	Get caller info.

Detailed Description

Class to manage Dolibarr database access for a MySQL database using the MySQLi extension.

Definition at line 36 of file mysqli.class.php.

Constructor & Destructor Documentation

◆ __construct()

DoliDBMysqli::__construct	(	$type,
		$host,
		$user,
		$pass,
		$name = '',
		$port = 0 )

Constructor.

This create an opened connection to a database server and eventually to a database

Parameters

string	$type	Type of database (mysql, pgsql...). Not used.
string	$host	Address of database server
string	$user	Name of database user
string	$pass	Password of database user
string	$name	Name of database
int	$port	Port of database server

Definition at line 62 of file mysqli.class.php.

References $conf, connect(), dol_syslog(), error(), select_db(), and string.

Member Function Documentation

◆ affected_rows()

DoliDBMysqli::affected_rows ( $resultset )

Return the number of lines in the result of a request INSERT, DELETE or UPDATE.

Parameters

mysqli_result $resultset Curseur de la requete voulue

Returns: int Number of lines

See also: num_rows()

Implements Database.

Definition at line 494 of file mysqli.class.php.

◆ close()

DoliDBMysqli::close ( )

Close database connection.

Returns: bool True if disconnect successful, false otherwise

See also: connect()

Implements Database.

Definition at line 307 of file mysqli.class.php.

References dol_syslog().

◆ connect()

DoliDBMysqli::connect	(	$host,
		$login,
		$passwd,
		$name,
		$port = 0 )

Connect to server.

Parameters

string	$host	Database server host
string	$login	Login
string	$passwd	Password
string	$name	Name of database (not used for mysql, used for pgsql)
integer	$port	Port of database server

Returns: mysqli|mysqliDoli|false Database access object

See also: close()

Implements Database.

Definition at line 257 of file mysqli.class.php.

References dol_print_error(), and dol_syslog().

Referenced by __construct().

◆ convertSQLFromMysql()

DoliDBMysqli::convertSQLFromMysql	(		$line,
			$type = 'ddl' )

Convert a SQL request in Mysql syntax to native syntax.

Parameters

string	$line	SQL request line to convert
string	$type	Type of SQL order ('ddl' for insert, update, select, delete or 'dml' for create, alter...)

Returns: string SQL request line converted

Implements Database.

Definition at line 219 of file mysqli.class.php.

◆ DDLAddField()

DoliDBMysqli::DDLAddField	(	$table,
		$field_name,
		$field_desc,
		$field_position = "" )

Create a new field into table.

Parameters

string	$table	Name of table
string	$field_name	Name of field to add
	array{type:string,label?:string,enabled?:int<0,2>\|string,position?:int,notnull?:int,visible?:int,noteditable?:int,default?:string,extra?:string,null?:string,index?:int,foreignkey?:string,searchall?:int,isameasure?:int,css?:string,csslist?:string,help?:string,showoncombobox?:int,disabled?:int,arrayofkeyval?:array<int,string>,comment?:string}	$field_desc Associative array of description of the field to insert [parameter name][parameter value]
string	$field_position	Optional e.g.: "after some_field"

Returns: int Return integer <0 if KO, >0 if OK

Implements Database.

Definition at line 981 of file mysqli.class.php.

◆ DDLCreateDb()

DoliDBMysqli::DDLCreateDb	(	$database,
		$charset = '',
		$collation = '',
		$owner = '' )

Create a new database Do not use function xxx_create_db (xxx=mysql, ...) as they are deprecated We force to create database with charset this->forcecharset and collate this->forcecollate.

Parameters

string	$database	Database name to create
string	$charset	Charset used to store data
string	$collation	Charset used to sort data
string	$owner	Username of database owner

Returns: null|mysqli_result Resource defined if OK, null if KO

Implements Database.

Definition at line 719 of file mysqli.class.php.

◆ DDLCreateTable()

DoliDBMysqli::DDLCreateTable	(	$table,
		$fields,
		$primary_key,
		$type,
		$unique_keys = null,
		$fulltext_keys = null,
		$keys = null )

Create a table into database.

Parameters

string	$table	Name of table
	array<string,array{type:string,label?:string,enabled?:int<0,2>\|string,position?:int,notnull?:int,visible?:int<-2,5>\|string,alwayseditable?:int<0,1>,noteditable?:int<0,1>,default?:string,index?:int,foreignkey?:string,searchall?:int<0,1>,isameasure?:int<0,1>,css?:string,csslist?:string,help?:string,showoncombobox?:int<0,2>,disabled?:int<0,1>,arrayofkeyval?:array<int,string>,autofocusoncreate?:int<0,1>,comment?:string,copytoclipboard?:int<1,2>,validate?:int<0,1>}>	$fields Tableau associatif [nom champ][tableau des descriptions]
string	$primary_key	Nom du champ qui sera la clef primaire
string	$type	Type de la table
	?array<string,mixed>	$unique_keys Tableau associatifs Nom de champs qui seront clef unique => valeur
string[]	$fulltext_keys	Tableau des Nom de champs qui seront indexes en fulltext
	array<string,mixed>	$keys Tableau des champs cles noms => valeur

Returns: int Return integer <0 if KO, >=0 if OK

Implements Database.

Definition at line 848 of file mysqli.class.php.

◆ DDLCreateUser()

DoliDBMysqli::DDLCreateUser	(	$dolibarr_main_db_host,
		$dolibarr_main_db_user,
		$dolibarr_main_db_pass,
		$dolibarr_main_db_name )

Create a user and privileges to connect to database (even if database does not exists yet)

Parameters

string	$dolibarr_main_db_host	Ip server or ''
string	$dolibarr_main_db_user	Nom new user
string	$dolibarr_main_db_pass	Password for the new user
string	$dolibarr_main_db_name	Database name where user must be granted

Returns: int Return integer <0 if KO, >=0 if OK

Implements Database.

Definition at line 1114 of file mysqli.class.php.

◆ DDLDescTable()

DoliDBMysqli::DDLDescTable	(		$table,
			$field = "" )

Return a pointer of line with description of a table or field.

Parameters

string	$table	Name of table
string	$field	Optionnel : Name of field if we want description of field

Returns: bool|mysqli_result Resultset x (x->Field, x->Type, ...)

Implements Database.

Definition at line 961 of file mysqli.class.php.

◆ DDLDropField()

DoliDBMysqli::DDLDropField	(		$table,
			$field_name )

Drop a field from table.

Parameters

string	$table	Name of table
string	$field_name	Name of field to drop

Returns: int Return integer <0 if KO, >0 if OK

Implements Database.

Definition at line 1090 of file mysqli.class.php.

◆ DDLDropTable()

DoliDBMysqli::DDLDropTable ( $table )

Drop a table into database.

Parameters

string $table Name of table

Returns: int Return integer <0 if KO, >=0 if OK

Implements Database.

Definition at line 939 of file mysqli.class.php.

◆ DDLGetConnectId()

DoliDBMysqli::DDLGetConnectId ( )

Return connection ID.

Returns: string Id connection

Implements Database.

Definition at line 695 of file mysqli.class.php.

◆ DDLInfoTable()

DoliDBMysqli::DDLInfoTable ( $table )

List information of columns in a table.

Parameters

string $table Name of table

Returns: array<array<mixed>> Table with information of columns in the table

Implements Database.

Definition at line 816 of file mysqli.class.php.

◆ DDLListTables()

DoliDBMysqli::DDLListTables	(		$database,
			$table = '' )

List tables into a database.

Parameters

string	$database	Name of database
string	$table	Name of table filter ('xxx')

Returns: string[] List of tables in an array

Implements Database.

Definition at line 753 of file mysqli.class.php.

◆ DDLListTablesFull()

DoliDBMysqli::DDLListTablesFull	(		$database,
			$table = '' )

List tables into a database.

Parameters

string	$database	Name of database
string	$table	Name of table filter ('xxx')

Returns: array<array{0:string,1:string}> List of tables in an array

Implements Database.

Definition at line 785 of file mysqli.class.php.

◆ DDLUpdateField()

DoliDBMysqli::DDLUpdateField	(	$table,
		$field_name,
		$field_desc )

Update format of a field into a table.

Parameters

string	$table	Name of table
string	$field_name	Name of field to modify
	array{type:string,label?:string,enabled?:int<0,2>\|string,position?:int,notnull?:int,visible?:int,noteditable?:int,default?:string,index?:int,foreignkey?:string,searchall?:int,isameasure?:int,css?:string,csslist?:string,help?:string,showoncombobox?:int,disabled?:int,arrayofkeyval?:array<int,string>,comment?:string,value?:string,null?:string}	$field_desc Array with description of field format

Returns: int Return integer <0 if KO, >0 if OK

Implements Database.

Definition at line 1037 of file mysqli.class.php.

◆ decrypt()

DoliDBMysqli::decrypt ( $value )

Decrypt sensitive data in database.

Parameters

string $value Value to decrypt

Returns: string Decrypted value if used

Implements Database.

Definition at line 665 of file mysqli.class.php.

References $conf.

◆ encrypt()

DoliDBMysqli::encrypt	(		$fieldorvalue,
			$withQuotes = 1 )

Encrypt sensitive data in database Warning: This function includes the escape and add the SQL simple quotes on strings.

Parameters

string	$fieldorvalue	Field name or value to encrypt
int	$withQuotes	Return string including the SQL simple quotes. This param must always be 1 (Value 0 is bugged and deprecated).

Returns: string XXX(field) or XXX('value') or field or 'value'

Implements Database.

Definition at line 636 of file mysqli.class.php.

References $conf, and escape().

◆ errno()

DoliDBMysqli::errno ( )

Return generic error code of last operation.

Returns: string Error code (Examples: DB_ERROR_TABLE_ALREADY_EXISTS, DB_ERROR_RECORD_ALREADY_EXISTS...)

Implements Database.

Definition at line 552 of file mysqli.class.php.

Referenced by query().

◆ error()

DoliDBMysqli::error ( )

Return description of last error.

Returns: string Error text

Implements Database.

Definition at line 604 of file mysqli.class.php.

Referenced by __construct(), and query().

◆ escape()

DoliDBMysqli::escape ( $stringtoencode )

Escape a string to insert data.

Parameters

string $stringtoencode String to escape

Returns: string String escaped

Implements Database.

Definition at line 530 of file mysqli.class.php.

Referenced by encrypt().

◆ escapeforlike()

DoliDBMysqli::escapeforlike ( $stringtoencode )

Escape a string to insert data into a like.

Parameters

string $stringtoencode String to escape

Returns: string String escaped

Implements Database.

Definition at line 541 of file mysqli.class.php.

◆ fetch_array()

DoliDBMysqli::fetch_array ( $resultset )

Return data as an array.

Parameters

mysqli_result $resultset Resultset of request

Returns: array<int|string,mixed>|null|false Array or null if KO or end of cursor

Implements Database.

Definition at line 436 of file mysqli.class.php.

◆ fetch_object()

DoliDBMysqli::fetch_object ( $resultset )

Returns the current line (as an object) for the resultset cursor.

Parameters

mysqli_result $resultset Curseur de la requete voulue

Returns: object|null Object result line or null if KO or end of cursor

Implements Database.

Definition at line 418 of file mysqli.class.php.

◆ fetch_row()

DoliDBMysqli::fetch_row ( $resultset )

Return data as an array.

Parameters

mysqli_result $resultset Resultset of request

Returns: array<int,mixed>|null|int<0,0> Array or null if KO or end of cursor or 0 if resultset is bool

Implements Database.

Definition at line 453 of file mysqli.class.php.

◆ free()

DoliDBMysqli::free ( $resultset = null )

Free the last pointer resultset used by this connection.

Parameters

mysqli_result | null $resultset Result set of request

Returns: void

Implements Database.

Definition at line 512 of file mysqli.class.php.

◆ getCallerInfoString()

static DoliDBMysqli::getCallerInfoString ( )

staticfinalprotected

Get caller info.

Returns: string

Definition at line 398 of file mysqli.class.php.

◆ getDefaultCharacterSetDatabase()

DoliDBMysqli::getDefaultCharacterSetDatabase ( )

Return charset used to store data in current database Note: if we are connected to databasename, it is same result than using SELECT default_character_set_name FROM information_schema.SCHEMATA WHERE schema_name = "databasename";)

Returns: string Charset

See also: getDefaultCollationDatabase()

Implements Database.

Definition at line 1159 of file mysqli.class.php.

◆ getDefaultCollationDatabase()

DoliDBMysqli::getDefaultCollationDatabase ( )

Return collation used in current database.

Returns: string Collation value

See also: getDefaultCharacterSetDatabase()

Implements Database.

Definition at line 1202 of file mysqli.class.php.

◆ getDriverInfo()

DoliDBMysqli::getDriverInfo ( )

Return version of database client driver.

Returns: string Version string

Implements Database.

Definition at line 295 of file mysqli.class.php.

◆ getListOfCharacterSet()

DoliDBMysqli::getListOfCharacterSet ( )

Return list of available charset that can be used to store data in database.

Returns: ?array<int,array{charset:string,description:string}> List of Charset

Implements Database.

Definition at line 1177 of file mysqli.class.php.

◆ getListOfCollation()

DoliDBMysqli::getListOfCollation ( )

Return list of available collation that can be used for database.

Returns: ?array<int,array{collation:string}> List of Collations

Implements Database.

Definition at line 1220 of file mysqli.class.php.

◆ getNextAutoIncrementId()

DoliDBMysqli::getNextAutoIncrementId ( $table )

Get the last ID of an auto-increment field of a table.

Parameters

string $table Name of table

Returns: int Next ID or < 0 if error

Reimplemented from DoliDB.

Definition at line 1328 of file mysqli.class.php.

◆ getPathOfDump()

DoliDBMysqli::getPathOfDump ( )

Return full path of dump program.

Returns: string Full path of dump program

Implements Database.

Definition at line 1243 of file mysqli.class.php.

◆ getPathOfRestore()

DoliDBMysqli::getPathOfRestore ( )

Return full path of restore program.

Returns: string Full path of restore program

Implements Database.

Definition at line 1261 of file mysqli.class.php.

◆ getServerParametersValues()

DoliDBMysqli::getServerParametersValues ( $filter = '' )

Return value of server parameters.

Parameters

string $filter Filter list on a particular value

Returns: array<string,string> Array of key-values (key=>value)

Implements Database.

Definition at line 1280 of file mysqli.class.php.

◆ getServerStatusValues()

DoliDBMysqli::getServerStatusValues ( $filter = '' )

Return value of server status (current indicators on memory, cache...)

Parameters

string $filter Filter list on a particular value

Returns: array<string,string> Array of key-values (key=>value)

Implements Database.

Definition at line 1304 of file mysqli.class.php.

◆ getVersion()

DoliDBMysqli::getVersion ( )

Return version of database server.

Returns: string Version string

Implements Database.

Definition at line 285 of file mysqli.class.php.

◆ hintindex()

DoliDBMysqli::hintindex	(		$nameofindex,
			$mode = 1 )

Return SQL string to force an index.

Parameters

string	$nameofindex	Name of index
int	$mode	0=Use, 1=Force

Returns: string SQL string

Reimplemented from DoliDB.

Definition at line 206 of file mysqli.class.php.

◆ last_insert_id()

DoliDBMysqli::last_insert_id	(		$tab,
			$fieldid = 'rowid' )

Get last ID after an insert INSERT.

Parameters

string	$tab	Table name concerned by insert. Use of this could be avoided with MySql as last inset id is stored into the Mysqli object but we use it for compatibility with Postgresql
string	$fieldid	Field name

Returns: int|string Id of row

Implements Database.

Definition at line 622 of file mysqli.class.php.

◆ num_rows()

DoliDBMysqli::num_rows ( $resultset )

Return number of lines for result of a SELECT.

Parameters

mysqli_result $resultset Resulset of requests

Returns: int Nb of lines

See also: affected_rows()

Implements Database.

Definition at line 476 of file mysqli.class.php.

◆ prepare()

DoliDBMysqli::prepare ( $sql )

Prepare a SQL statement for execution.

Parameters

string $sql SQL query to prepare

Returns: false|mysqli_stmt

Reimplemented from DoliDB.

Definition at line 1350 of file mysqli.class.php.

◆ query()

DoliDBMysqli::query	(	$query,
		$usesavepoint = 0,
		$type = 'auto',
		$result_mode = 0 )

Execute a SQL request and return the resultset.

Parameters

string	$query	SQL query string
int	$usesavepoint	0=Default mode, 1=Run a savepoint before and a rollback to savepoint if error (this allow to have some request with errors inside global transactions). Note that with Mysql, this parameter is not used as Myssql can already commit a transaction even if one request is in error, without using savepoints.
string	$type	Type of SQL order ('ddl' for insert, update, select, delete or 'dml' for create, alter...)
int	$result_mode	Result mode (Using 1=MYSQLI_USE_RESULT instead of 0=MYSQLI_STORE_RESULT will not buffer the result and save memory)

Returns: false|mysqli_result Resultset of answer

Implements Database.

Definition at line 331 of file mysqli.class.php.

References dol_syslog(), errno(), error(), getDolGlobalInt(), DoliDB\lasterrno(), DoliDB\lasterror(), DoliDB\lastquery(), and DoliDB\lastqueryerror().

◆ select_db()

DoliDBMysqli::select_db ( $database )

Select a database.

Parameters

string $database Name of database

Returns: boolean true if OK, false if KO

Implements Database.

Definition at line 232 of file mysqli.class.php.

References dol_syslog().

Referenced by __construct().

The documentation for this class was generated from the following file:

dolibarr_dev/htdocs/core/db/mysqli.class.php

Public Member Functions

Public Attributes

Static Protected Member Functions

Detailed Description

Constructor & Destructor Documentation

◆ __construct()

Member Function Documentation

◆ affected_rows()

◆ close()

◆ connect()

◆ convertSQLFromMysql()

◆ DDLAddField()

◆ DDLCreateDb()

◆ DDLCreateTable()

◆ DDLCreateUser()

◆ DDLDescTable()

◆ DDLDropField()

◆ DDLDropTable()

◆ DDLGetConnectId()

◆ DDLInfoTable()

◆ DDLListTables()

◆ DDLListTablesFull()

◆ DDLUpdateField()

◆ decrypt()

◆ encrypt()

◆ errno()

◆ error()

◆ escape()

◆ escapeforlike()

◆ fetch_array()

◆ fetch_object()

◆ fetch_row()

◆ free()

◆ getCallerInfoString()

◆ getDefaultCharacterSetDatabase()

◆ getDefaultCollationDatabase()

◆ getDriverInfo()

◆ getListOfCharacterSet()

◆ getListOfCollation()

◆ getNextAutoIncrementId()

◆ getPathOfDump()

◆ getPathOfRestore()

◆ getServerParametersValues()

◆ getServerStatusValues()

◆ getVersion()

◆ hintindex()

◆ last_insert_id()

◆ num_rows()

◆ prepare()

◆ query()

◆ select_db()