Technical Blog

Pages

▼
Nov 23, 2014

Improving Performance

›
Improving Performance of Dynamic SQL with Bind Variables When you code INSERT, UPDATE, DELETE, and SELECT statements directly in PL/SQL,...
Oct 29, 2014

Some Good SQL

›
Query to convert comma separated values into rows   with test as (select '1,2,3' col1 from dual) select regexp_substr(col1, ...

Pivot , Unpivot Queries

›
In the FOR IN clause of PIVOT keyword, we cannot use column names , can only use values  ORA-56901 : non -constant expression is not al...
Oct 7, 2014

SQL Injection Part 2

›
Part 1 ---------------------------------------------------------------------------------------------------   Inband: Retrieve t...
Aug 3, 2014

To get how may records are inserted after import

›
select table_name, num_rows, blocks, avg_row_len from dba_tables where table_name='EMP'; select table_name, monitoring from dba_...
‹
›
Home
View web version
Powered by Blogger.