ALTER TABLE only allows columns to be added that can contain nulls, or have a DEFAULT definition specified, or the column being added is an identity or timestamp column, or alternatively if none of the previous conditions are satisfied the table must be empty to allow addition of this column. Column '%1!s!' cannot be added to non-empty table '%2!s!' because it does not satisfy these conditions.
ALTER SCHEMA COLLECTION failed. Revalidation of XML columns in table '%1!s!' did not succeed due to the following reason: ...
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 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!'. ...
ALTER TABLE SWITCH statement failed because column '%1!s!' does not have the same collation in tables '%2!s!' and '%3!s!'. ...