Cannot drop partitioning column
ORA-12985 – Oracle Error Code
Tablespace ‘string’ is read only- cannot drop column
ORA-12986 – Oracle Error Code
Columns in partially dropped state. Submit ALTER TABLE DROP COLUMNS CONTINUE
ORA-12987 – Oracle Error Code
Cannot combine drop column with other operations
ORA-12988 – Oracle Error Code
Cannot drop column from table owned by SYS
ORA-12989 – Oracle Error Code
Invalid value for checkpoint interval
ORA-12990 – Oracle Error Code
Duplicate option specified
ORA-12900 – Oracle Error Code
Must specify a default temporary tablespace for a locally managed database
ORA-12991 – Oracle Error Code
Column is referenced in a multi-column constraint
ORA-12901 – Oracle Error Code
Default temporary tablespace must be of TEMPORARY type
