Why are tables not listed in information _ schema?
I have three schemas in my SQL Server database, but when I query over INFORMATION_SCHEMA.TABLES only tables that belong to two of the schemas are listed. Tables in the third schema are not listed. What can be the cause? I think it is a permissions issue, but I can’t find it.
How many schemas are there in SQL Server?
I have three schemas in my SQL Server database, but when I query over INFORMATION_SCHEMA.TABLES only tables that belong to two of the schemas are listed. Tables in the third schema are not listed.
Is the info schema view based on sys.objects?
The latter is impossible – the info_schema view is based entirely on the sys.objects view (just look at SELECT OBJECT_DEFINITION (OBJECT_ID (‘INFORMATION_SCHEMA.TABLES’));), so if one is incorrect, they’re both incorrect.
Is there an Oracle equivalent of information schema?
Oracle indeed doesn’t provide the information_schema views, but has its own data dictionary. You can use all_tables to create a similar query: Closest view in Oracle is all_tables. Here’s a detailed list of what each column represents. Pick the columns that are most appropriate to you to the get the details you want.
When to use information _ schema views in SQL Server?
When writing queries for a database you might be new to, or one that changes often, you might want to run a quick check to find all the tables in a specific database, or the columns in the database, or to search if table or column exists. Why is This a Problem?
When is info _ schema wrong and sys.objects correct?
The point is that I can not envision a case where the schema in either view is incorrect, but even more so, that info_schema is incorrect while sys.objects is correct.
Why is the object ID null in schema3?
When I run SELECT OBJECT_ID (‘Schema3.Table1’) I receive NULL whereas the result for SELECT OBJECT_ID (Schema2.Table1) is the object_id. Aaron Bertrand has an excellent post here about why you shouldn’t trust the INFORMATION_SCHEMA views – unreliable information_schema schema information on SQL Server? 1).