CreateHeader creates header from columns.

ErrEmptyValue indicates an empty value error.

ProvideField provides row to be accessed by field names using map.

StringToNullBool converts string to sql.NullBool.

StringToNullFloat64 converts string to sql.NullFloat64.

StringToNullInt32 converts string to sql.NullInt32.

StringToNullInt64 converts string to sql.NullInt64.

StringToNullString converts string to sql.NullString.

StringToNullTime converts string to sql.NullTime.

StringToTime converts string to time.Time.

FieldError records an error that happens in a field.

RecordError records an error that happens in a record.

SourceFieldError records an error that happen when converting field value.

SourceGenericError records a generic error that happen when processing csv file.