WebIntroduction to the Oracle View. The result of a query is a derived table as shown in the following example: The derived table consists of the name and credit limit ( credit_limit) columns with many rows. It contains only partial data from the customers table. If you give this query a name, then you have a view. WebNov 7, 2014 · select a.col1, b.col2 from first_table a, second_table b; I would like to get this result: first_table second_table I have a customer creating very complex SQL queries as …
How do I find all stored procedures or views that use a specific table …
WebJan 21, 2024 · Table Dropped Select status from dba_views where view_name='DEPT_VW' ------ INVALID Similarly, a package can reference a lot of tables, so the package is child and Tables are parents. Now Oracle exposed these dependencies through the view Column in these areas below with the description So we can use the view depending on the … WebOracle Oracle Database Release 21 SQL Language Reference Search CREATE VIEW Purpose Use the CREATE VIEW statement to define a view, which is a logical table based on one or more tables or views. A view contains no data itself. The tables upon which a view is based are called base tables. can a registered sex offender be a trucker
How to view and edit table column definitions TechTarget
WebMar 21, 2024 · Views in SQL are kind of virtual tables. A view also has rows and columns as they are in a real table in the database. We can create a view by selecting fields from one or more tables present in the database. A View can either have all the rows of a table or specific rows based on certain condition. WebApr 9, 2024 · Following is syntax for searching all views for a given field/column name. In the example below, we're searching for OU_UID - make sure to replace this with the appropriate field/column name. This will return a list of all views where containing a … WebAug 28, 2012 · Basically views are exist logically unlike tables. If we want to hide certain columns to users we can not do using tables. Creating a view we can achieve the security. Use-case: if a view is internally related with 10 tables along with group by and functions have millions of rows, it takes much time to execute. fish finger meme