Inheritance diagram for TraceableDB:

Collaboration diagram for TraceableDB:

[legend]

Public Member Functions
	__construct ($db)
	Constructor. More...

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

	fetch_row ($resultset)
	Return datas as an array. More...

	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. More...

	lasterrno ()
	Return last error code. More...

	begin ($textinlog='')
	Start transaction. More...

	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. More...

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

	affected_rows ($resultset)
	Return the number o flines into the result of a request INSERT, DELETE or UPDATE. More...

	error ()
	Return description of last error. More...

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

	lastquery ()
	Return last request executed with query() More...

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

	decrypt ($value)
	Decrypt sensitive data in database. More...

	fetch_array ($resultset)
	Return datas as an array. More...

	lasterror ()
	Return last error label. More...

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

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

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

	getPathOfRestore ()
	Return full path of restore program. More...

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

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

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

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

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

	getServerStatusValues ($filter='')
	Return value of server status. More...

	getDefaultCollationDatabase ()
	Return collation used in database. More...

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

	getPathOfDump ()
	Return full path of dump program. More...

	getDriverInfo ()
	Return version of database client driver. More...

	errno ()
	Return generic error code of last operation. More...

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

	DDLDropTable ($table)
	Drop a table into database. More...

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

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

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

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

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

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

	getVersion ()
	Return version of database server. More...

	getDefaultCharacterSetDatabase ()
	Return charset used to store data in database. More...

	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) More...

	jdate ($string, $gm=false)
	Convert (by PHP) a PHP server TZ string date into a Timestamps date (GMT if gm=true) 19700101020000 -> 3600 with TZ+1 and gmt=0 19700101020000 -> 7200 whaterver is TZ if gmt=1. More...

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

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

	DDLInfoTable ($table)
	List information of columns into a table. More...

	free ($resultset=null)
	Free last resultset used. More...

	close ()
	Close database connexion. More...

	lastqueryerror ()
	Return last query in error. More...

	DDLGetConnectId ()
	Return connexion ID. More...

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

	select_db ($database)
	Select a database. More...

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=...). More...

	hintindex ($nameofindex)
	Return SQL string to force an index. More...

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

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

	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. More...

	getRows ($sql)
	Return all results from query as an array of objects Note : This method executes a given SQL query and retrieves all row of results as an array of objects. More...

Public Member Functions inherited from Database
	idate ($param)
	Convert (by PHP) a GM Timestamp date into a string date with PHP server TZ to insert into a date field. More...

	sanitize ($stringtosanitize)
	Sanitize a string for SQL forging. More...

Static Public Member Functions
static	convertSQLFromMysql ($line, $type='ddl')
	Convert a SQL request in Mysql syntax to native syntax. More...

Public Attributes
const	LABEL = ''
	@const Database label

const	VERSIONMIN = ''
	@const Version min database

Protected Member Functions
	startTracing ()
	Start query tracing. More...

	endTracing ($sql, $resql)
	End query tracing. More...

Detailed Description

TraceableDB class.

Used to log queries into DebugBar

Definition at line 10 of file TraceableDB.php.

Constructor & Destructor Documentation

◆ __construct()

TraceableDB::__construct ( $db )

Constructor.

Parameters

DoliDB $db Database handler

Definition at line 46 of file TraceableDB.php.

References db, and type.

Member Function Documentation

◆ affected_rows()

TraceableDB::affected_rows ( $resultset )

Return the number o flines into the result of a request INSERT, DELETE or UPDATE.

Parameters

resource $resultset Curseur de la requete voulue

Returns: int Number of lines

See also: num_rows()

Implements Database.

Definition at line 159 of file TraceableDB.php.

References db.

◆ begin()

TraceableDB::begin ( $textinlog = '' )

Start transaction.

Parameters

string $textinlog Add a small text into log. '' by default.

Returns: int 1 if transaction successfuly opened or already opened, 0 if error

Reimplemented from DoliDB.

Definition at line 108 of file TraceableDB.php.

References db.

◆ close()

TraceableDB::close ( )

Close database connexion.

Returns: boolean True if disconnect successfull, false otherwise

See also: connect()

Implements Database.

Definition at line 661 of file TraceableDB.php.

References db.

◆ commit()

TraceableDB::commit ( $log = '' )

Validate a database transaction.

Parameters

string $log Add more log to default log line

Returns: int 1 if validation is OK or transaction level no started, 0 if ERROR

Reimplemented from DoliDB.

Definition at line 628 of file TraceableDB.php.

◆ connect()

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

Connexion 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)
int	$port	Port of database server

Returns: resource Database access handler

See also: close()

Implements Database.

Definition at line 367 of file TraceableDB.php.

◆ convertSQLFromMysql()

static TraceableDB::convertSQLFromMysql	(	$line,
		$type = `'ddl'`
	)

static

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 146 of file TraceableDB.php.

◆ DDLAddField()

TraceableDB::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
string	$field_desc	Tableau associatif de description du champ a inserer[nom du parametre][valeur du parametre]
string	$field_position	Optionnel ex.: "after champtruc"

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

Implements Database.

Definition at line 507 of file TraceableDB.php.

◆ DDLCreateDb()

TraceableDB::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: resource resource defined if OK, null if KO

Implements Database.

Definition at line 124 of file TraceableDB.php.

References db.

◆ DDLCreateTable()

TraceableDB::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	$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	$unique_keys	Tableau associatifs Nom de champs qui seront clef unique => valeur
array	$fulltext_keys	Tableau des Nom de champs qui seront indexes en fulltext
array	$keys	Tableau des champs cles noms => valeur

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

Implements Database.

Definition at line 472 of file TraceableDB.php.

◆ DDLCreateUser()

TraceableDB::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 serveur
string	$dolibarr_main_db_user	Nom user a creer
string	$dolibarr_main_db_pass	Mot de passe user a creer
string	$dolibarr_main_db_name	Database name where user must be granted

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

Implements Database.

Definition at line 588 of file TraceableDB.php.

References db.

◆ DDLDescTable()

TraceableDB::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: resource Resource

Implements Database.

Definition at line 554 of file TraceableDB.php.

◆ DDLDropField()

TraceableDB::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 <0 if KO, >0 if OK

Implements Database.

Definition at line 519 of file TraceableDB.php.

◆ DDLDropTable()

TraceableDB::DDLDropTable ( $table )

Drop a table into database.

Parameters

string $table Name of table

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

Implements Database.

Definition at line 483 of file TraceableDB.php.

◆ DDLGetConnectId()

TraceableDB::DDLGetConnectId ( )

Return connexion ID.

Returns: string Id connexion

Implements Database.

Definition at line 681 of file TraceableDB.php.

References db.

◆ DDLInfoTable()

TraceableDB::DDLInfoTable ( $table )

List information of columns into a table.

Parameters

string $table Name of table

Returns: array Array with inforation on table

Implements Database.

Definition at line 639 of file TraceableDB.php.

◆ DDLListTables()

TraceableDB::DDLListTables	(	$database,
		$table = `''`
	)

List tables into a database.

Parameters

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

Returns: array List of tables in an array

Implements Database.

Definition at line 182 of file TraceableDB.php.

◆ DDLUpdateField()

TraceableDB::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
string	$field_desc	Array with description of field format

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

Implements Database.

Definition at line 532 of file TraceableDB.php.

◆ decrypt()

TraceableDB::decrypt ( $value )

Decrypt sensitive data in database.

Parameters

string $value Value to decrypt

Returns: string Decrypted value if used

Implements Database.

Definition at line 215 of file TraceableDB.php.

◆ encrypt()

TraceableDB::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 617 of file TraceableDB.php.

References db.

◆ endTracing()

TraceableDB::endTracing	(	$sql,
		$resql
	)

protected

End query tracing.

Parameters

string	$sql	query string
string	$resql	query result

Returns: void

Definition at line 339 of file TraceableDB.php.

Referenced by query().

◆ errno()

TraceableDB::errno ( )

Return generic error code of last operation.

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

Implements Database.

Definition at line 455 of file TraceableDB.php.

References db.

◆ error()

TraceableDB::error ( )

Return description of last error.

Returns: string Error text

Implements Database.

Definition at line 170 of file TraceableDB.php.

References db.

◆ escape()

TraceableDB::escape ( $stringtoencode )

Escape a string to insert data.

Parameters

string $stringtoencode String to escape

Returns: string String escaped

Implements Database.

Definition at line 249 of file TraceableDB.php.

References db.

◆ escapeforlike()

TraceableDB::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 260 of file TraceableDB.php.

◆ fetch_array()

TraceableDB::fetch_array ( $resultset )

Return datas as an array.

Parameters

resource $resultset Resultset of request

Returns: array Array

Implements Database.

Definition at line 227 of file TraceableDB.php.

References db.

◆ fetch_object()

TraceableDB::fetch_object ( $resultset )

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

Parameters

resource | Connection $resultset Handler of the desired SQL request

Returns: Object Object result line or false if KO or end of cursor

Implements Database.

Definition at line 693 of file TraceableDB.php.

References db.

◆ fetch_row()

TraceableDB::fetch_row ( $resultset )

Return datas as an array.

Parameters

resource $resultset Resultset of request

Returns: array Array

Implements Database.

Definition at line 73 of file TraceableDB.php.

References db.

◆ free()

TraceableDB::free ( $resultset = null )

Free last resultset used.

Parameters

resource $resultset Fre cursor

Returns: void

Implements Database.

Definition at line 650 of file TraceableDB.php.

References db.

◆ getDefaultCharacterSetDatabase()

TraceableDB::getDefaultCharacterSetDatabase ( )

Return charset used to store data in database.

Returns: string Charset

Implements Database.

Definition at line 574 of file TraceableDB.php.

References db.

◆ getDefaultCollationDatabase()

TraceableDB::getDefaultCollationDatabase ( )

Return collation used in database.

Returns: string Collation value

Implements Database.

Definition at line 411 of file TraceableDB.php.

References db.

◆ getDriverInfo()

TraceableDB::getDriverInfo ( )

Return version of database client driver.

Returns: string Version string

Implements Database.

Definition at line 445 of file TraceableDB.php.

References db.

◆ getListOfCharacterSet()

TraceableDB::getListOfCharacterSet ( )

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

Returns: array List of Charset

Implements Database.

Definition at line 493 of file TraceableDB.php.

References db.

◆ getListOfCollation()

TraceableDB::getListOfCollation ( )

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

Returns: array List of Collation

Implements Database.

Definition at line 542 of file TraceableDB.php.

References db.

◆ getPathOfDump()

TraceableDB::getPathOfDump ( )

Return full path of dump program.

Returns: string Full path of dump program

Implements Database.

Definition at line 435 of file TraceableDB.php.

References db.

◆ getPathOfRestore()

TraceableDB::getPathOfRestore ( )

Return full path of restore program.

Returns: string Full path of restore program

Implements Database.

Definition at line 284 of file TraceableDB.php.

References db.

◆ getServerParametersValues()

TraceableDB::getServerParametersValues ( $filter = '' )

Return value of server parameters.

Parameters

string $filter Filter list on a particular value

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

Implements Database.

Definition at line 390 of file TraceableDB.php.

◆ getServerStatusValues()

TraceableDB::getServerStatusValues ( $filter = '' )

Return value of server status.

Parameters

string $filter Filter list on a particular value

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

Implements Database.

Definition at line 401 of file TraceableDB.php.

◆ getVersion()

TraceableDB::getVersion ( )

Return version of database server.

Returns: string Version string

Implements Database.

Definition at line 564 of file TraceableDB.php.

References db.

◆ getVersionArray()

TraceableDB::getVersionArray ( )

Return version of database server into an array.

Returns: array Version array

Reimplemented from DoliDB.

Definition at line 134 of file TraceableDB.php.

References db.

◆ idate()

TraceableDB::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.

Function to use to build INSERT, UPDATE or WHERE predica

Parameters

int	$param	Date TMS to convert
mixed	$gm	'gmt'=Input informations are GMT values, 'tzserver'=Local to server TZ

Returns: string Date in a string YYYY-MM-DD HH:MM:SS

Reimplemented from DoliDB.

Definition at line 87 of file TraceableDB.php.

◆ ifsql()

TraceableDB::ifsql	(	$test,
		$resok,
		$resko
	)

Format a SQL IF.

Parameters

string	$test	Test string (example: 'cd.statut=0', 'field IS NULL')
string	$resok	resultat si test egal
string	$resko	resultat si test non egal

Returns: string SQL string

Reimplemented from DoliDB.

Definition at line 61 of file TraceableDB.php.

◆ jdate()

TraceableDB::jdate	(	$string,
		$gm = `false`
	)

Convert (by PHP) a PHP server TZ string date into a Timestamps date (GMT if gm=true) 19700101020000 -> 3600 with TZ+1 and gmt=0 19700101020000 -> 7200 whaterver is TZ if gmt=1.

Parameters

string	$string	Date in a string (YYYYMMDDHHMMSS, YYYYMMDD, YYYY-MM-DD HH:MM:SS)
bool	$gm	1=Input informations are GMT values, otherwise local to server TZ

Returns: int|string Date TMS or ''

Reimplemented from DoliDB.

Definition at line 603 of file TraceableDB.php.

◆ last_insert_id()

TraceableDB::last_insert_id	(	$tab,
		$fieldid = `'rowid'`
	)

Get last ID after an insert INSERT.

Parameters

string	$tab	Table name concerned by insert. Ne sert pas sous MySql mais requis pour compatibilite avec Postgresql
string	$fieldid	Field name

Returns: int Id of row

Implements Database.

Definition at line 273 of file TraceableDB.php.

◆ lasterrno()

TraceableDB::lasterrno ( )

Return last error code.

Returns: string lasterrno

Reimplemented from DoliDB.

Definition at line 97 of file TraceableDB.php.

References db.

◆ lasterror()

TraceableDB::lasterror ( )

Return last error label.

Returns: string lasterror

Reimplemented from DoliDB.

Definition at line 238 of file TraceableDB.php.

References db.

◆ lastquery()

TraceableDB::lastquery ( )

Return last request executed with query()

Returns: string Last query

Reimplemented from DoliDB.

Definition at line 192 of file TraceableDB.php.

References db.

◆ lastqueryerror()

TraceableDB::lastqueryerror ( )

Return last query in error.

Returns: string lastqueryerror

Reimplemented from DoliDB.

Definition at line 671 of file TraceableDB.php.

References db.

◆ num_rows()

TraceableDB::num_rows ( $resultset )

Return number of lines for result of a SELECT.

Parameters

resource $resultset Resulset of requests

Returns: int Nb of lines

See also: affected_rows()

Implements Database.

Definition at line 424 of file TraceableDB.php.

References db.

◆ order()

TraceableDB::order	(	$sortfield = `null`,
		$sortorder = `null`
	)

Define sort criteria of request.

Parameters

string	$sortfield	List of sort fields
string	$sortorder	Sort order

Returns: string String to provide syntax of a sort sql string

Reimplemented from DoliDB.

Definition at line 204 of file TraceableDB.php.

◆ plimit()

TraceableDB::plimit	(	$limit = `0`,
		$offset = `0`
	)

Define limits and offset of request.

Parameters

int	$limit	Maximum number of lines returned (-1=conf->liste_limit, 0=no limit)
int	$offset	Numero of line from where starting fetch

Returns: string String with SQL syntax to add a limit and offset

Reimplemented from DoliDB.

Definition at line 379 of file TraceableDB.php.

◆ query()

TraceableDB::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

Returns: resource Resultset of answer

Implements Database.

Definition at line 310 of file TraceableDB.php.

References $resql, db, endTracing(), and startTracing().

◆ rollback()

TraceableDB::rollback ( $log = '' )

Cancel a transaction and go back to initial data values.

Parameters

string $log Add more log to default log line

Returns: resource|int 1 if cancelation is ok or transaction not open, 0 if error

Reimplemented from DoliDB.

Definition at line 295 of file TraceableDB.php.

◆ select_db()

TraceableDB::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 706 of file TraceableDB.php.

References db.

◆ startTracing()

TraceableDB::startTracing ( )

protected

Start query tracing.

Returns: void

Definition at line 326 of file TraceableDB.php.

Referenced by query().

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

htdocs/debugbar/class/TraceableDB.php

Public Member Functions

Static Public Member Functions

Public Attributes

Protected Member Functions

Detailed Description

Constructor & Destructor Documentation

◆ __construct()

Member Function Documentation

◆ affected_rows()

◆ begin()

◆ close()

◆ commit()

◆ connect()

◆ convertSQLFromMysql()

◆ DDLAddField()

◆ DDLCreateDb()

◆ DDLCreateTable()

◆ DDLCreateUser()

◆ DDLDescTable()

◆ DDLDropField()

◆ DDLDropTable()

◆ DDLGetConnectId()

◆ DDLInfoTable()

◆ DDLListTables()

◆ DDLUpdateField()

◆ decrypt()

◆ encrypt()

◆ endTracing()

◆ errno()

◆ error()

◆ escape()

◆ escapeforlike()

◆ fetch_array()

◆ fetch_object()

◆ fetch_row()

◆ free()

◆ getDefaultCharacterSetDatabase()

◆ getDefaultCollationDatabase()

◆ getDriverInfo()

◆ getListOfCharacterSet()

◆ getListOfCollation()

◆ getPathOfDump()

◆ getPathOfRestore()

◆ getServerParametersValues()

◆ getServerStatusValues()

◆ getVersion()

◆ getVersionArray()

◆ idate()

◆ ifsql()

◆ jdate()

◆ last_insert_id()

◆ lasterrno()

◆ lasterror()

◆ lastquery()

◆ lastqueryerror()

◆ num_rows()

◆ order()

◆ plimit()

◆ query()

◆ rollback()

◆ select_db()

◆ startTracing()