public modifyColumn (mixed $tableName, mixed $schemaName,

public getTypeValues () Column data type values

abstract public supportsReleaseSavepoints () ...

public dropPrimaryKey (mixed $tableName, mixed $schemaName) Generates SQL to delete primary key from a table

public string getAfterPosition () Check whether field absolute to position in table

public dropTable (mixed $tableName, [mixed $schemaName], [mixed $ifExists]) Drops a table from a

abstract public getReferencedSchema () ...

abstract public describeColumns (mixed $table, [mixed $schema]) ...

abstract public tableExists (mixed $tableName, [mixed $schemaName]) ...

public addPrimaryKey (mixed $tableName, mixed $schemaName,