ALTER TABLE failed because the table has %1!s! variable length columns (including columns that have been dropped but require cleanup). This exceeds the maximum number of columns supported. Execute ALTER TABLE with the REBUILD option, then retry the original ALTER TABLE statement.
Alter table '%1!s!' failed because the added fixed column might cause existing data to go beyond the maximum allowable table ...
ALTER TABLE ALTER COLUMN ADD ROWGUIDCOL failed because a column already exists in table '%1!s!' with ROWGUIDCOL property. ...
ALTER TABLE ALTER COLUMN DROP ROWGUIDCOL failed because a column does not exist in table '%1!s!' with ROWGUIDCOL property. ...
ALTER TABLE DROP COLUMN failed because '%1!s!' is the only data column in table '%2!s!'. A table must have at least one data ...
ALTER TABLE failed because the table has %1!s! variable length columns (including columns that have been dropped but require ...
ALTER TABLE only allows columns to be added that can contain nulls, or have a DEFAULT definition specified, or the column ...
ALTER TABLE SWITCH statement failed because column '%1!s!' at ordinal %2!s! in table '%3!s!' has a different name than the ...
ALTER TABLE SWITCH statement failed because column '%1!s!' does not have the same ANSI trimming semantics in tables '%2!s!' ...
ALTER TABLE SWITCH statement failed because column '%1!s!' does not have the same CLR type in tables '%2!s!' and '%3!s!'. ...