$isNotNull protected property Whether the column is or not nullable

findTableNames() protected method Returns all table names

loadColumnSchema() protected method Loads the column information

getDb() protected abstract method

$unsigned public property Whether this column is unsigned. This

$name public property Name of this column (without quotes).

save() public method Saves the current record.

delete() public method Creates a DELETE command.

setTransactionIsolationLevel() public method Sets the

setSql() public method Specifies the SQL statement to