Result

Table absent: the caller's CREATE TABLE IF NOT EXISTS creates it.

Columns already match: nothing touched.

Table rebuilt to the new columns, every row kept.

Could not carry every row over: the table and its rows were left in the old shape.

The CREATE SQL could not be parsed: the table was left as it is.

Returns the enum constant of this type with the specified name. The string must match exactly an identifier used to declare an enum constant in this type. (Extraneous whitespace characters are not permitted.)

Returns an array containing the constants of this enum type, in the order they're declared. This method may be used to iterate over the constants.