class Connection implements ConnectionInterface (View source)

Traits

Properties

protected PDO|Closure $pdo The active PDO connection.
protected PDO|Closure $readPdo The active PDO connection used for reads.
protected string $database The name of the connected database.
protected string $tablePrefix The table prefix for the connection.
protected array $config The database connection configuration options.
protected callable $reconnector The reconnector instance for the connection.
protected Grammar $queryGrammar The query grammar implementation.
protected Grammar $schemaGrammar The schema grammar implementation.
protected Processor $postProcessor The query post processor implementation.
protected Dispatcher $events The event dispatcher instance.
protected int $fetchMode The default fetch mode of the connection.
protected int $transactions The number of active transactions.
protected int $recordsModified Indicates if changes have been made to the database.
protected array $queryLog All of the queries run against the connection.
protected bool $loggingQueries Indicates whether queries are being logged.
protected bool $pretending Indicates if the connection is in a "dry run".
protected Connection $doctrineConnection The instance of Doctrine connection.
static protected array $resolvers The connection resolvers.

Methods

bool
causedByDeadlock(Exception $e)

Determine if the given exception was caused by a deadlock.

bool
causedByLostConnection(Exception $e)

Determine if the given exception was caused by a lost connection.

mixed
transaction(Closure $callback, int $attempts = 1)

Execute a Closure within a transaction.

void
handleTransactionException(Exception $e, int $currentAttempt, int $maxAttempts)

Handle an exception encountered when running a transacted statement.

void
beginTransaction()

Start a new database transaction.

void
createTransaction()

Create a transaction within the database.

void
createSavepoint()

Create a save point within the database.

void
handleBeginTransactionException(Exception $e)

Handle an exception from a transaction beginning.

void
commit()

Commit the active database transaction.

void
rollBack(int|null $toLevel = null)

Rollback the active database transaction.

void
performRollBack(int $toLevel)

Perform a rollback within the database.

int
transactionLevel()

Get the number of active transactions.

void
__construct(PDO|Closure $pdo, string $database = '', string $tablePrefix = '', array $config = [])

Create a new database connection instance.

void
useDefaultQueryGrammar()

Set the query grammar to the default implementation.

getDefaultQueryGrammar()

Get the default query grammar instance.

void
useDefaultSchemaGrammar()

Set the schema grammar to the default implementation.

getDefaultSchemaGrammar()

Get the default schema grammar instance.

void
useDefaultPostProcessor()

Set the query post processor to the default implementation.

getDefaultPostProcessor()

Get the default post processor instance.

getSchemaBuilder()

Get a schema builder instance for the connection.

table(string $table)

Begin a fluent query against a database table.

query()

Get a new query builder instance.

mixed
selectOne(string $query, array $bindings = [], bool $useReadPdo = true)

Run a select statement and return a single result.

array
selectFromWriteConnection(string $query, array $bindings = [])

Run a select statement against the database.

array
select(string $query, array $bindings = [], bool $useReadPdo = true)

Run a select statement against the database.

cursor(string $query, array $bindings = [], bool $useReadPdo = true)

Run a select statement against the database and returns a generator.

prepared(PDOStatement $statement)

Configure the PDO prepared statement.

PDO
getPdoForSelect(bool $useReadPdo = true)

Get the PDO connection to use for a select query.

bool
insert(string $query, array $bindings = [])

Run an insert statement against the database.

int
update(string $query, array $bindings = [])

Run an update statement against the database.

int
delete(string $query, array $bindings = [])

Run a delete statement against the database.

bool
statement(string $query, array $bindings = [])

Execute an SQL statement and return the boolean result.

int
affectingStatement(string $query, array $bindings = [])

Run an SQL statement and get the number of rows affected.

bool
unprepared(string $query)

Run a raw, unprepared query against the PDO connection.

array
pretend(Closure $callback)

Execute the given callback in "dry run" mode.

array
withFreshQueryLog(Closure $callback)

Execute the given callback in "dry run" mode.

void
bindValues(PDOStatement $statement, array $bindings)

Bind values to their parameters in the given statement.

array
prepareBindings(array $bindings)

Prepare the query bindings for execution.

mixed
run(string $query, array $bindings, Closure $callback)

Run a SQL statement and log its execution context.

mixed
runQueryCallback(string $query, array $bindings, Closure $callback)

Run a SQL statement.

void
logQuery(string $query, array $bindings, float|null $time = null)

Log a query in the connection's query log.

float
getElapsedTime(int $start)

Get the elapsed time since a given starting point.

mixed
handleQueryException(Exception $e, string $query, array $bindings, Closure $callback)

Handle a query exception.

mixed
tryAgainIfCausedByLostConnection(QueryException $e, string $query, array $bindings, Closure $callback)

Handle a query exception that occurred during query execution.

void
reconnect()

Reconnect to the database.

void
reconnectIfMissingConnection()

Reconnect to the database if a PDO connection is missing.

void
disconnect()

Disconnect from the underlying PDO connection.

void
listen(Closure $callback)

Register a database query listener with the connection.

array|null
fireConnectionEvent(string $event)

Fire an event for this connection.

void
event(mixed $event)

Fire the given event if possible.

raw(mixed $value)

Get a new raw query expression.

void
recordsHaveBeenModified(bool $value = true)

Indicate if any records have been modified.

bool
isDoctrineAvailable()

Is Doctrine available?

Column
getDoctrineColumn(string $table, string $column)

Get a Doctrine Schema Column instance.

AbstractSchemaManager
getDoctrineSchemaManager()

Get the Doctrine DBAL schema manager for the connection.

Connection
getDoctrineConnection()

Get the Doctrine DBAL database connection instance.

PDO
getPdo()

Get the current PDO connection.

PDO
getReadPdo()

Get the current PDO connection used for reading.

$this
setPdo(PDO|Closure|null $pdo)

Set the PDO connection.

$this
setReadPdo(PDO|Closure|null $pdo)

Set the PDO connection used for reading.

$this
setReconnector(callable $reconnector)

Set the reconnect instance on the connection.

string|null
getName()

Get the database connection name.

mixed
getConfig(string|null $option = null)

Get an option from the configuration options.

string
getDriverName()

Get the PDO driver name.

getQueryGrammar()

Get the query grammar used by the connection.

void
setQueryGrammar(Grammar $grammar)

Set the query grammar used by the connection.

getSchemaGrammar()

Get the schema grammar used by the connection.

void
setSchemaGrammar(Grammar $grammar)

Set the schema grammar used by the connection.

getPostProcessor()

Get the query post processor used by the connection.

void
setPostProcessor(Processor $processor)

Set the query post processor used by the connection.

getEventDispatcher()

Get the event dispatcher used by the connection.

void
setEventDispatcher(Dispatcher $events)

Set the event dispatcher instance on the connection.

bool
pretending()

Determine if the connection in a "dry run".

array
getQueryLog()

Get the connection query log.

void
flushQueryLog()

Clear the query log.

void
enableQueryLog()

Enable the query log on the connection.

void
disableQueryLog()

Disable the query log on the connection.

bool
logging()

Determine whether we're logging queries.

string
getDatabaseName()

Get the name of the connected database.

string
setDatabaseName(string $database)

Set the name of the connected database.

string
getTablePrefix()

Get the table prefix for the connection.

void
setTablePrefix(string $prefix)

Set the table prefix in use by the connection.

withTablePrefix(Grammar $grammar)

Set the table prefix and return the grammar.

static void
resolverFor(string $driver, Closure $callback)

Register a connection resolver.

static mixed
getResolver(string $driver)

Get the connection resolver for the given driver.

Details

protected bool causedByDeadlock(Exception $e)

Determine if the given exception was caused by a deadlock.

Parameters

Exception $e

Return Value

bool

protected bool causedByLostConnection(Exception $e)

Determine if the given exception was caused by a lost connection.

Parameters

Exception $e

Return Value

bool

mixed transaction(Closure $callback, int $attempts = 1)

Execute a Closure within a transaction.

Parameters

Closure $callback
int $attempts

Return Value

mixed

Exceptions

Throwable

protected void handleTransactionException(Exception $e, int $currentAttempt, int $maxAttempts)

Handle an exception encountered when running a transacted statement.

Parameters

Exception $e
int $currentAttempt
int $maxAttempts

Return Value

void

Exceptions

Exception

void beginTransaction()

Start a new database transaction.

Return Value

void

Exceptions

Exception

protected void createTransaction()

Create a transaction within the database.

Return Value

void

protected void createSavepoint()

Create a save point within the database.

Return Value

void

protected void handleBeginTransactionException(Exception $e)

Handle an exception from a transaction beginning.

Parameters

Exception $e

Return Value

void

Exceptions

Exception

void commit()

Commit the active database transaction.

Return Value

void

void rollBack(int|null $toLevel = null)

Rollback the active database transaction.

Parameters

int|null $toLevel

Return Value

void

protected void performRollBack(int $toLevel)

Perform a rollback within the database.

Parameters

int $toLevel

Return Value

void

int transactionLevel()

Get the number of active transactions.

Return Value

int

void __construct(PDO|Closure $pdo, string $database = '', string $tablePrefix = '', array $config = [])

Create a new database connection instance.

Parameters

PDO|Closure $pdo
string $database
string $tablePrefix
array $config

Return Value

void

void useDefaultQueryGrammar()

Set the query grammar to the default implementation.

Return Value

void

protected Grammar getDefaultQueryGrammar()

Get the default query grammar instance.

Return Value

Grammar

void useDefaultSchemaGrammar()

Set the schema grammar to the default implementation.

Return Value

void

protected Grammar getDefaultSchemaGrammar()

Get the default schema grammar instance.

Return Value

Grammar

void useDefaultPostProcessor()

Set the query post processor to the default implementation.

Return Value

void

protected Processor getDefaultPostProcessor()

Get the default post processor instance.

Return Value

Processor

Builder getSchemaBuilder()

Get a schema builder instance for the connection.

Return Value

Builder

Builder table(string $table)

Begin a fluent query against a database table.

Parameters

string $table

Return Value

Builder

Builder query()

Get a new query builder instance.

Return Value

Builder

mixed selectOne(string $query, array $bindings = [], bool $useReadPdo = true)

Run a select statement and return a single result.

Parameters

string $query
array $bindings
bool $useReadPdo

Return Value

mixed

array selectFromWriteConnection(string $query, array $bindings = [])

Run a select statement against the database.

Parameters

string $query
array $bindings

Return Value

array

array select(string $query, array $bindings = [], bool $useReadPdo = true)

Run a select statement against the database.

Parameters

string $query
array $bindings
bool $useReadPdo

Return Value

array

Generator cursor(string $query, array $bindings = [], bool $useReadPdo = true)

Run a select statement against the database and returns a generator.

Parameters

string $query
array $bindings
bool $useReadPdo

Return Value

Generator

protected PDOStatement prepared(PDOStatement $statement)

Configure the PDO prepared statement.

Parameters

PDOStatement $statement

Return Value

PDOStatement

protected PDO getPdoForSelect(bool $useReadPdo = true)

Get the PDO connection to use for a select query.

Parameters

bool $useReadPdo

Return Value

PDO

bool insert(string $query, array $bindings = [])

Run an insert statement against the database.

Parameters

string $query
array $bindings

Return Value

bool

int update(string $query, array $bindings = [])

Run an update statement against the database.

Parameters

string $query
array $bindings

Return Value

int

int delete(string $query, array $bindings = [])

Run a delete statement against the database.

Parameters

string $query
array $bindings

Return Value

int

bool statement(string $query, array $bindings = [])

Execute an SQL statement and return the boolean result.

Parameters

string $query
array $bindings

Return Value

bool

int affectingStatement(string $query, array $bindings = [])

Run an SQL statement and get the number of rows affected.

Parameters

string $query
array $bindings

Return Value

int

bool unprepared(string $query)

Run a raw, unprepared query against the PDO connection.

Parameters

string $query

Return Value

bool

array pretend(Closure $callback)

Execute the given callback in "dry run" mode.

Parameters

Closure $callback

Return Value

array

protected array withFreshQueryLog(Closure $callback)

Execute the given callback in "dry run" mode.

Parameters

Closure $callback

Return Value

array

void bindValues(PDOStatement $statement, array $bindings)

Bind values to their parameters in the given statement.

Parameters

PDOStatement $statement
array $bindings

Return Value

void

array prepareBindings(array $bindings)

Prepare the query bindings for execution.

Parameters

array $bindings

Return Value

array

protected mixed run(string $query, array $bindings, Closure $callback)

Run a SQL statement and log its execution context.

Parameters

string $query
array $bindings
Closure $callback

Return Value

mixed

Exceptions

QueryException

protected mixed runQueryCallback(string $query, array $bindings, Closure $callback)

Run a SQL statement.

Parameters

string $query
array $bindings
Closure $callback

Return Value

mixed

Exceptions

QueryException

void logQuery(string $query, array $bindings, float|null $time = null)

Log a query in the connection's query log.

Parameters

string $query
array $bindings
float|null $time

Return Value

void

protected float getElapsedTime(int $start)

Get the elapsed time since a given starting point.

Parameters

int $start

Return Value

float

protected mixed handleQueryException(Exception $e, string $query, array $bindings, Closure $callback)

Handle a query exception.

Parameters

Exception $e
string $query
array $bindings
Closure $callback

Return Value

mixed

Exceptions

Exception

protected mixed tryAgainIfCausedByLostConnection(QueryException $e, string $query, array $bindings, Closure $callback)

Handle a query exception that occurred during query execution.

Parameters

QueryException $e
string $query
array $bindings
Closure $callback

Return Value

mixed

Exceptions

QueryException

void reconnect()

Reconnect to the database.

Return Value

void

Exceptions

LogicException

protected void reconnectIfMissingConnection()

Reconnect to the database if a PDO connection is missing.

Return Value

void

void disconnect()

Disconnect from the underlying PDO connection.

Return Value

void

void listen(Closure $callback)

Register a database query listener with the connection.

Parameters

Closure $callback

Return Value

void

protected array|null fireConnectionEvent(string $event)

Fire an event for this connection.

Parameters

string $event

Return Value

array|null

protected void event(mixed $event)

Fire the given event if possible.

Parameters

mixed $event

Return Value

void

Expression raw(mixed $value)

Get a new raw query expression.

Parameters

mixed $value

Return Value

Expression

void recordsHaveBeenModified(bool $value = true)

Indicate if any records have been modified.

Parameters

bool $value

Return Value

void

bool isDoctrineAvailable()

Is Doctrine available?

Return Value

bool

Column getDoctrineColumn(string $table, string $column)

Get a Doctrine Schema Column instance.

Parameters

string $table
string $column

Return Value

Column

AbstractSchemaManager getDoctrineSchemaManager()

Get the Doctrine DBAL schema manager for the connection.

Return Value

AbstractSchemaManager

Connection getDoctrineConnection()

Get the Doctrine DBAL database connection instance.

Return Value

Connection

PDO getPdo()

Get the current PDO connection.

Return Value

PDO

PDO getReadPdo()

Get the current PDO connection used for reading.

Return Value

PDO

$this setPdo(PDO|Closure|null $pdo)

Set the PDO connection.

Parameters

PDO|Closure|null $pdo

Return Value

$this

$this setReadPdo(PDO|Closure|null $pdo)

Set the PDO connection used for reading.

Parameters

PDO|Closure|null $pdo

Return Value

$this

$this setReconnector(callable $reconnector)

Set the reconnect instance on the connection.

Parameters

callable $reconnector

Return Value

$this

string|null getName()

Get the database connection name.

Return Value

string|null

mixed getConfig(string|null $option = null)

Get an option from the configuration options.

Parameters

string|null $option

Return Value

mixed

string getDriverName()

Get the PDO driver name.

Return Value

string

Grammar getQueryGrammar()

Get the query grammar used by the connection.

Return Value

Grammar

void setQueryGrammar(Grammar $grammar)

Set the query grammar used by the connection.

Parameters

Grammar $grammar

Return Value

void

Grammar getSchemaGrammar()

Get the schema grammar used by the connection.

Return Value

Grammar

void setSchemaGrammar(Grammar $grammar)

Set the schema grammar used by the connection.

Parameters

Grammar $grammar

Return Value

void

Processor getPostProcessor()

Get the query post processor used by the connection.

Return Value

Processor

void setPostProcessor(Processor $processor)

Set the query post processor used by the connection.

Parameters

Processor $processor

Return Value

void

Dispatcher getEventDispatcher()

Get the event dispatcher used by the connection.

Return Value

Dispatcher

void setEventDispatcher(Dispatcher $events)

Set the event dispatcher instance on the connection.

Parameters

Dispatcher $events

Return Value

void

bool pretending()

Determine if the connection in a "dry run".

Return Value

bool

array getQueryLog()

Get the connection query log.

Return Value

array

void flushQueryLog()

Clear the query log.

Return Value

void

void enableQueryLog()

Enable the query log on the connection.

Return Value

void

void disableQueryLog()

Disable the query log on the connection.

Return Value

void

bool logging()

Determine whether we're logging queries.

Return Value

bool

string getDatabaseName()

Get the name of the connected database.

Return Value

string

string setDatabaseName(string $database)

Set the name of the connected database.

Parameters

string $database

Return Value

string

string getTablePrefix()

Get the table prefix for the connection.

Return Value

string

void setTablePrefix(string $prefix)

Set the table prefix in use by the connection.

Parameters

string $prefix

Return Value

void

Grammar withTablePrefix(Grammar $grammar)

Set the table prefix and return the grammar.

Parameters

Grammar $grammar

Return Value

Grammar

static void resolverFor(string $driver, Closure $callback)

Register a connection resolver.

Parameters

string $driver
Closure $callback

Return Value

void

static mixed getResolver(string $driver)

Get the connection resolver for the given driver.

Parameters

string $driver

Return Value

mixed