I noticed a side effect of SET LONGC today… The default setting for LONG and LONGC is 80. This is quite annoying when you SELECT TEXT FROM ALL_VIEWS as it truncates the text to 80. So why not setting it to the maximum? Let’s first demo the usage of LINESIZE, LONG and LONGCHUNKSIZE SQL> create […]
I just notice a new blog on blogs.oracle.com : Oracle Certification Blog This is probably the right place to ask questions or get news about certification. Out of the many questions I may ask here are just a few I am preparing. – When will the OCM upgrade for 9i OCM be available ? – […]
How do I retrieve the second highest salary of emp? There is no right or wrong treatment of duplicates, there are only buggy specifications… There are plenty of ways to do this. An Oracle 7 approach would be SELECT MAX(SAL) FROM EMP, ( SELECT MAX(SAL) MAXSAL FROM EMP) WHERE SAL>MAXSAL; Using TOP-n queries I could […]
I have been using Vista for about 3 months and finally found a way to start my databases with a single click 🙂 The method I used until yesterday was a .BAT file that starts the services, I had then to right click on the shortcut, run as administrator, confirm the UAC warning. 3 Clicks. […]