abstract public execute () ...

public addColumn (mixed $tableName, mixed $schemaName,

abstract public getTypeValues () ...

public dropForeignKey (mixed $tableName, mixed $schemaName, mixed $referenceName) Generates SQL

abstract public getType () ...

integer FETCH_NAMED

integer FETCH_CLASSTYPE

integer TYPE_TIMESTAMP

abstract public dropPrimaryKey (mixed $tableName, mixed $schemaName) ...

public getCustomFunctions () Returns registered functions