Create update-joins.sql

Author: uschwinn

data-platform/core-converged-db/database-23c/23c-basic-examples/update-joins.sql

@@ -0,0 +1,17 @@
+REM Script in 23c: update-joins.sql
+
+-- query column sal
+select e.ename, e.sal from dept d, emp e where e.deptno=d.deptno 
+and d.dname='RESEARCH';
+
+-- update with join
+update emp e set e.sal=e.sal*2
+from dept d
+where e.deptno=d.deptno
+and d.dname='RESEARCH';  
+
+-- query column sal
+select e.ename, e.sal from dept d, emp e where e.deptno=d.deptno 
+and d.dname='RESEARCH';
+
+rollback;