Jelix 1.8.13

mysqliDbConnection extends jDbConnection
in package

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subpackage

db_driver

Table of Contents

ATTR_AUTOCOMMIT  = 0
ATTR_CASE  = 8
ATTR_CLIENT_VERSION  = 5
ATTR_CONNECTION_STATUS  = 7
ATTR_CURSOR  = 10
ATTR_DRIVER_NAME  = 16
ATTR_ERRMODE  = 3
ATTR_ORACLE_NULLS  = 11
ATTR_PERSISTENT  = 12
ATTR_PREFETCH  = 1
ATTR_SERVER_INFO  = 6
ATTR_SERVER_VERSION  = 4
ATTR_TIMEOUT  = 2
CURSOR_FWDONLY  = 0
CURSOR_SCROLL  = 1
FETCH_CLASS  = 8
FETCH_INTO  = 9
FETCH_OBJ  = 5
$dbms  : string
The database type name (mysql, pgsql ...) It is not the driver name. Several drivers could connect to the same database type. This type name is often used to know whish SQL language we should use.
$driverName  : string
driver name.
$lastQuery  : mixed
last executed query.
$msgError  : string
The last error message if any.
$profile  : array<string|int, mixed>
profile properties used by the connector.
$_charsets  : mixed
$_connection  : mixed
the internal connection.
$_debugMode  : mixed
$_schema  : jDbSchema
$foundParameters  : mixed
$numericalMarker  : mixed
$parameterMarker  : mixed
$_autocommit  : bool
Are we using an automatic commit ?
__construct()  : mixed
do a connection to the database, using properties of the given profile.
__destruct()  : mixed
beginTransaction()  : mixed
begin a transaction.
close()  : mixed
commit()  : mixed
Commit since the last begin.
disconnect()  : mixed
alias of close().
encloseName()  : string
enclose the field name.
errorCode()  : int
errorInfo()  : string
exec()  : int
Launch a SQL Query (update, delete..) which doesn't return rows.
execMulti()  : mixed
Execute several sql queries.
getAttribute()  : string
getProfileName()  : mixed
hasTablePrefix()  : bool
Check if the current connection has a table prefix set.
isClosed()  : bool
lastIdInTable()  : int
return the maximum value of the given primary key in a table.
lastInsertId()  : int
return the id value of the last inserted row.
limitQuery()  : bool|jDbResultSet
Launch a SQL Query with limit parameter, so it returns only a subset of a result.
prefixTable()  : string
Prefix the given table with the prefix specified in the connection's profile If there's no prefix for the connection's profile, return the table's name unchanged.
prepare()  : jDbResultSet
prepare a query. It may contain some named parameters declared as ':a_name' in the query.
query()  : bool|jDbResultSet
Launch a SQL Query which returns rows (typically, a SELECT statement).
quote()  : string
Escape and quotes strings.
quote2()  : string
Escape and quotes strings. if null, will only return the text "NULL".
rollback()  : mixed
Rollback since the last begin.
schema()  : jDbSchema
setAttribute()  : mixed
setAutoCommit()  : mixed
sets the autocommit state.
tools()  : jDbTools
unprefixTable()  : string
Remove the prefix of the given table name.
_autoCommitNotify()  : mixed
tell mysql to be autocommit or not.
_connect()  : int
return a connection identifier or false/null if there is an error.
_disconnect()  : mixed
do a disconnection (no need to do a test on the connection id).
_doExec()  : bool|jDbResultSet
do a query which return nothing.
_doLimitQuery()  : bool|jDbResultSet
do a query which return a limited number of results.
_doQuery()  : bool|jDbResultSet
do a query which return results.
_quote()  : string
do the escaping of a string.
_replaceParam()  : mixed
findParameters()  : array<string|int, mixed>
replace named parameters into the given query, by the given marker, for db API that don't support named parameters for prepared queries.

Constants

Properties

$dbms

The database type name (mysql, pgsql ...) It is not the driver name. Several drivers could connect to the same database type. This type name is often used to know whish SQL language we should use.

public string $dbms
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$profile

profile properties used by the connector.

public array<string|int, mixed> $profile
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$_charsets

protected mixed $_charsets = array('UTF-8' => 'utf8', 'ISO-8859-1' => 'latin1')
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$_autocommit

Are we using an automatic commit ?

private bool $_autocommit = \true
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Methods

__construct()

do a connection to the database, using properties of the given profile.

public __construct(mixed $profile) : mixed
Parameters
$profile : mixed

profile properties. Its content must be normalized by jDbParameters

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Return values
mixed —

beginTransaction()

begin a transaction.

public beginTransaction() : mixed
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Return values
mixed —

commit()

Commit since the last begin.

public commit() : mixed
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Return values
mixed —

disconnect()

alias of close().

public disconnect() : mixed
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Return values
mixed —

encloseName()

enclose the field name.

public encloseName(string $fieldName) : string
Parameters
$fieldName : string

the field name

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since
1.1.1
Return values
string —

the enclosed field name

errorCode()

public errorCode() : int
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Return values
int —

the last error code

errorInfo()

public errorInfo() : string
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Return values
string —

the last error description

exec()

Launch a SQL Query (update, delete..) which doesn't return rows.

public exec(string $query) : int
Parameters
$query : string

the SQL query

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Return values
int —

the number of affected rows. False if the query has failed.

execMulti()

Execute several sql queries.

public execMulti(mixed $queries) : mixed
Parameters
$queries : mixed
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Return values
mixed —

getAttribute()

public getAttribute(int $id) : string
Parameters
$id : int

the attribut id

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see
PDO::getAttribute()
Return values
string —

the attribute value

hasTablePrefix()

Check if the current connection has a table prefix set.

public hasTablePrefix() : bool
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author

Julien Issler

since
1.0
Return values
bool —

lastIdInTable()

return the maximum value of the given primary key in a table.

public lastIdInTable(string $fieldName, string $tableName) : int
Parameters
$fieldName : string

the name of the primary key

$tableName : string

the name of the table

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Return values
int —

the maximum value

lastInsertId()

return the id value of the last inserted row.

public lastInsertId([mixed $fromSequence = '' ]) : int

Some driver need a sequence name, so give it at first parameter.

Parameters
$fromSequence : mixed = ''

the sequence name

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Return values
int —

the id value

limitQuery()

Launch a SQL Query with limit parameter, so it returns only a subset of a result.

public limitQuery(string $queryString, int $limitOffset, int $limitCount) : bool|jDbResultSet
Parameters
$queryString : string

the SQL query

$limitOffset : int

the offset of the first row to return

$limitCount : int

the maximum of number of rows to return

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Return values
bool|jDbResultSet —

SQL Select. False if the query has failed.

prefixTable()

Prefix the given table with the prefix specified in the connection's profile If there's no prefix for the connection's profile, return the table's name unchanged.

public prefixTable(mixed $table_name) : string
Parameters
$table_name : mixed
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author

Julien Issler

since
1.0
Return values
string —

the prefixed table's name

prepare()

prepare a query. It may contain some named parameters declared as ':a_name' in the query.

public prepare(mixed $query) : jDbResultSet
Parameters
$query : mixed
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Return values
jDbResultSet —

a statement with which you can bind values or variables to named parameters, and execute the statement

query()

Launch a SQL Query which returns rows (typically, a SELECT statement).

public query(string $queryString[, int $fetchmode = self::FETCH_OBJ ][, null|mixed $arg1 = null ][, array<string|int, mixed> $ctoargs = null ]) : bool|jDbResultSet
Parameters
$queryString : string

the SQL query

$fetchmode : int = self::FETCH_OBJ

FETCH_OBJ, FETCH_CLASS or FETCH_INTO

$arg1 : null|mixed = null
$ctoargs : array<string|int, mixed> = null

arguments for the constructor if FETCH_CLASS

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Return values
bool|jDbResultSet —

false if the query has failed

quote()

Escape and quotes strings.

public quote(string $text, int $parameter_type) : string
Parameters
$text : string

string to quote

$parameter_type : int

unused, just for compatibility with PDO

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Return values
string —

escaped string

quote2()

Escape and quotes strings. if null, will only return the text "NULL".

public quote2(string $text[, bool $checknull = true ][, bool $binary = false ]) : string
Parameters
$text : string

string to quote

$checknull : bool = true

if true, check if $text is a null value, and then return NULL

$binary : bool = false

set to true if $text contains a binary string

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since
1.2
Return values
string —

escaped string

rollback()

Rollback since the last begin.

public rollback() : mixed
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Return values
mixed —

setAttribute()

public setAttribute(int $id, string $value) : mixed
Parameters
$id : int

the attribut id

$value : string

the attribute value

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see
PDO::setAttribute()
Return values
mixed —

setAutoCommit()

sets the autocommit state.

public setAutoCommit([bool $state = true ]) : mixed
Parameters
$state : bool = true

the status of autocommit

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Return values
mixed —

unprefixTable()

Remove the prefix of the given table name.

public unprefixTable(string $tableName) : string
Parameters
$tableName : string
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since
1.6.16
Return values
string —

the table name unprefixed

_autoCommitNotify()

tell mysql to be autocommit or not.

protected _autoCommitNotify(bool $state) : mixed
Parameters
$state : bool

the state of the autocommit value

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Return values
mixed —

_connect()

return a connection identifier or false/null if there is an error.

protected _connect() : int
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Return values
int —

connection identifier

_disconnect()

do a disconnection (no need to do a test on the connection id).

protected _disconnect() : mixed
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Return values
mixed —

_doLimitQuery()

do a query which return a limited number of results.

protected _doLimitQuery(mixed $queryString, mixed $offset, mixed $number) : bool|jDbResultSet
Parameters
$queryString : mixed
$offset : mixed
$number : mixed
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Return values
bool|jDbResultSet —

_quote()

do the escaping of a string.

protected _quote(mixed $text, mixed $binary) : string
Parameters
$text : mixed
$binary : mixed
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Return values
string —

escaped text or binary string

_replaceParam()

protected _replaceParam(mixed $matches) : mixed
Parameters
$matches : mixed
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Return values
mixed —

findParameters()

replace named parameters into the given query, by the given marker, for db API that don't support named parameters for prepared queries.

protected findParameters(string $sql, string $marker) : array<string|int, mixed>
Parameters
$sql : string
$marker : string

a string which will replace each named parameter in the query. it may end by a '%' so named parameters are replaced by numerical parameter. ex : '$%' : named parameters will be replaced by $1, $2, $3...

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Return values
array<string|int, mixed> —

0:the new sql, 1: list of parameters names, in the order they appear into the query

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