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SQL Server: should I use information_schema tables over sys . . .
Both sys information_schema are expected to protect you from changes to the underlying system tables in a new version of SQL Server I would always try to use the Information_schema views over querying the sys schema directly The Views are ISO compliant so in theory you should be able to easily migrate any queries across different RDBMS
compile on sys schema - Oracle Forums
Recently i found there are lots of invalid objects in SYS schema Is there any potential issue if to recompile them? thx
Why is using SYS not recommended when manipulating an . . .
Using SYS is like taking a shortcut across the railway tracks Probably you will be fine but why take the risk? Which problems could be caused in which scenarios by manipulating a database as SYS? Both, SYS and SYSTEM are default users, created with the creation of the database
DBMS_UTILITY. COMPILE_SCHEMA (schema = gt; lt;SCHEMA_NAME . . .
BEGIN DBMS_UTILITY COMPILE_SCHEMA(schema => '<SCHEMA_NAME>', compile_all => FALSE); END; doesn't compile invalid package bodies Does anybody know the reason?
Difference between Information_schema vs sys tables in SQL . . .
Both INFORMATION_SCHEMA and sys objects are both metadata catalogs that are available in SQL Server The INFORMATION_SCHEMA set of views are the ANSI ISO standard catalogs for metadata Most RDBMSs support the majority of INFORMATION_SCHEMA views, and each view exposes
DBMS_UTILITY example - Ask TOM
The goal of the compile schema procedure is to attempt to make valid all INVALID procedures, packages, triggers, views, types, and so on in a schema This procedure works (in 8 1 6 and before but not 8 1 7) by using the SYS ORDER_OBJECT_BY_DEPENDENCY view which is supposed to return objects in the order they depend on eachother