3136589 - Alter table modify raised warning or Msg 11052 - SAP ASE

Running alter table to change the column length receives the following messages:

1>  alter table tab1 modify c1 varchar(36) null
2> go
Warning: ALTER TABLE operation did not affect column 'c1'.
Warning: no columns to drop, add or modify. ALTER TABLE 'tab1' was aborted.

1> alter table tab1 modify c1 varchar(18) null
2> go
Msg 11052, Level 16, State 1:
Server 'ase', Line 1:
Neither the 'select into' nor the 'full logging for alter table' database
options are enabled for database 'testdb'. ALTER TABLE with data copy cannot be done.

Adaptive Server Enterprise 16.0

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