Interface Phalcon\Db\AdapterInterface

Phalcon\Db\AdapterInterface initializer

Methods

abstract public array fetchOne (string $sqlQuery, [int $fetchMode], [int $placeholders])

Returns the first row in a SQL query result

abstract public array fetchAll (string $sqlQuery, [int $fetchMode], [int $placeholders])

Dumps the complete result of a query into an array

abstract public boolean insert (string $table, array $values, [array $fields], [array $dataTypes])

Inserts data into a table using custom RBDM SQL syntax

abstract public boolean update (string $table, array $fields, array $values, [string $whereCondition], [array $dataTypes])

Updates data on a table using custom RBDM SQL syntax

abstract public boolean delete (string $table, [string $whereCondition], [array $placeholders], [array $dataTypes])

Deletes data from a table using custom RBDM SQL syntax

abstract public string getColumnList (array $columnList)

Gets a list of columns

abstract public string limit (string $sqlQuery, int $number)

Appends a LIMIT clause to $sqlQuery argument

abstract public string tableExists (string $tableName, [string $schemaName])

Generates SQL checking for the existence of a schema.table

abstract public string viewExists (string $viewName, [string $schemaName])

Generates SQL checking for the existence of a schema.view

abstract public string forUpdate (string $sqlQuery)

Returns a SQL modified with a FOR UPDATE clause

abstract public string sharedLock (string $sqlQuery)

Returns a SQL modified with a LOCK IN SHARE MODE clause

abstract public boolean createTable (string $tableName, string $schemaName, array $definition)

Creates a table

abstract public boolean dropTable (string $tableName, [string $schemaName], [boolean $ifExists])

Drops a table from a schema/database

abstract public boolean createView (unknown $viewName, array $definition, [string $schemaName])

Creates a view

abstract public boolean dropView (string $viewName, [string $schemaName], [boolean $ifExists])

Drops a view

abstract public boolean addColumn (string $tableName, string $schemaName, Phalcon\Db\ColumnInterface $column)

Adds a column to a table

abstract public boolean modifyColumn (string $tableName, string $schemaName, Phalcon\Db\ColumnInterface $column)

Modifies a table column based on a definition

abstract public boolean dropColumn (string $tableName, string $schemaName, string $columnName)

Drops a column from a table

abstract public boolean addIndex (string $tableName, string $schemaName, Phalcon\Db\IndexInterface $index)

Adds an index to a table

abstract public boolean dropIndex (string $tableName, string $schemaName, string $indexName)

Drop an index from a table

abstract public boolean addPrimaryKey (string $tableName, string $schemaName, Phalcon\Db\IndexInterface $index)

Adds a primary key to a table

abstract public boolean dropPrimaryKey (string $tableName, string $schemaName)

Drops primary key from a table

abstract public boolean true addForeignKey (string $tableName, string $schemaName, Phalcon\Db\ReferenceInterface $reference)

Adds a foreign key to a table

abstract public boolean true dropForeignKey (string $tableName, string $schemaName, string $referenceName)

Drops a foreign key from a table

abstract public string getColumnDefinition (Phalcon\Db\ColumnInterface $column)

Returns the SQL column definition from a column

abstract public array listTables ([string $schemaName])

List all tables on a database

abstract public array listViews ([string $schemaName])

List all views on a database

abstract public array getDescriptor ()

Return descriptor used to connect to the active database

abstract public string getConnectionId ()

Gets the active connection unique identifier

abstract public string getSQLStatement ()

Active SQL statement in the object

abstract public string getRealSQLStatement ()

Active SQL statement in the object without replace bound paramters

abstract public array getSQLVariables ()

Active SQL statement in the object

abstract public array getSQLBindTypes ()

Active SQL statement in the object

abstract public string getType ()

Returns type of database system the adapter is used for

abstract public string getDialectType ()

Returns the name of the dialect used

abstract public Phalcon\Db\DialectInterface getDialect ()

Returns internal dialect instance

abstract public boolean connect ([array $descriptor])

This method is automatically called in Phalcon\Db\Adapter\Pdo constructor. Call it when you need to restore a database connection

abstract public Phalcon\Db\ResultInterface query (string $sqlStatement, [array $placeholders], [array $dataTypes])

Sends SQL statements to the database server returning the success state. Use this method only when the SQL statement sent to the server return rows

abstract public boolean execute (string $sqlStatement, [array $placeholders], [array $dataTypes])

Sends SQL statements to the database server returning the success state. Use this method only when the SQL statement sent to the server don’t return any row

abstract public int affectedRows ()

Returns the number of affected rows by the last INSERT/UPDATE/DELETE reported by the database system

abstract public boolean close ()

Closes active connection returning success. Phalcon automatically closes and destroys active connections within Phalcon\Db\Pool

abstract public string escapeIdentifier (string $identifier)

Escapes a column/table/schema name

abstract public string escapeString (string $str)

Escapes a value to avoid SQL injections

abstract public array convertBoundParams (string $sqlStatement, array $params)

Converts bound params like :name: or ?1 into ? bind params

abstract public int lastInsertId ([string $sequenceName])

Returns insert id for the auto_increment column inserted in the last SQL statement

abstract public boolean begin ()

Starts a transaction in the connection

abstract public boolean rollback ()

Rollbacks the active transaction in the connection

abstract public boolean commit ()

Commits the active transaction in the connection

abstract public boolean isUnderTransaction ()

Checks whether connection is under database transaction

abstract public PDO getInternalHandler ()

Return internal PDO handler

abstract public Phalcon\Db\IndexInterface [] describeIndexes (string $table, [string $schema])

Lists table indexes

abstract public Phalcon\Db\ReferenceInterface [] describeReferences (string $table, [string $schema])

Lists table references

abstract public array tableOptions (string $tableName, [string $schemaName])

Gets creation options from a table

abstract public boolean useExplicitIdValue ()

Check whether the database system requires an explicit value for identity columns

abstract public Phalcon\Db\RawValue getDefaultIdValue ()

Return the default identity value to insert in an identity column

abstract public boolean supportSequences ()

Check whether the database system requires a sequence to produce auto-numeric values

abstract public boolean createSavepoint (string $name)

Creates a new savepoint

abstract public boolean releaseSavepoint (string $name)

Releases given savepoint

abstract public boolean rollbackSavepoint (string $name)

Rollbacks given savepoint

abstract public Phalcon\Db\AdapterInterface setNestedTransactionsWithSavepoints (boolean $nestedTransactionsWithSavepoints)

Set if nested transactions should use savepoints

abstract public boolean isNestedTransactionsWithSavepoints ()

Returns if nested transactions should use savepoints

abstract public string getNestedTransactionSavepointName ()

Returns the savepoint name to use for nested transactions

abstract public Phalcon\Db\ColumnInterface [] describeColumns (string $table, [string $schema])

Returns an array of Phalcon\Db\Column objects describing a table