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Development Tools Forum

migrate from oracle start with/ connect by

Posted By: CHUAN LU
Date: Monday, 18 August 2008, at 8:14 p.m.

Do anybody know how to migrate from oracle start with /connec by to informix in SP?
Oracle's sample like this.
SQL> conn scott/tiger
Connected to Oracle Database 10g Enterprise Edition Release 10.2.0.1.0
Connected as scott
SQL> select * from emp;
EMPNO ENAME JOB MGR HIREDATE SAL COMM DEPTNO
----- ---------- --------- ----- ----------- --------- --------- ------
7369 SMITH CLERK 7902 1980-12-17 800.00 20
7499 ALLEN SALESMAN 7698 1981-2-20 1600.00 300.00 30
7521 WARD SALESMAN 7698 1981-2-22 1250.00 500.00 30
7566 JONES MANAGER 7839 1981-4-2 2975.00 20
7654 MARTIN SALESMAN 7698 1981-9-28 1250.00 1400.00 30
7698 BLAKE MANAGER 7839 1981-5-1 2850.00 30
7782 CLARK MANAGER 7839 1981-6-9 2450.00 10
7788 SCOTT ANALYST 7566 1987-4-19 3000.00 20
7839 KING PRESIDENT 1981-11-17 5000.00 10
7844 TURNER SALESMAN 7698 1981-9-8 1500.00 0.00 30
7876 ADAMS CLERK 7788 1987-5-23 1100.00 20
7900 JAMES CLERK 7698 1981-12-3 950.00 30
7902 FORD ANALYST 7566 1981-12-3 3000.00 20
7934 MILLER CLERK 7782 1982-1-23 1300.00 10
14 rows selected
SQL> insert into emp(empno, ename, mgr, deptno) values(9999,'Menglk_9',null,10);
1 row inserted
SQL> insert into emp(empno, ename, mgr, deptno) values(8888,'Menglk_8',7788,10);
1 row inserted
SQL> commit;
Commit complete
SQL> select * from emp;
EMPNO ENAME JOB MGR HIREDATE SAL COMM DEPTNO
----- ---------- --------- ----- ----------- --------- --------- ------
7369 SMITH CLERK 7902 1980-12-17 800.00 20
7499 ALLEN SALESMAN 7698 1981-2-20 1600.00 300.00 30
7521 WARD SALESMAN 7698 1981-2-22 1250.00 500.00 30
7566 JONES MANAGER 7839 1981-4-2 2975.00 20
7654 MARTIN SALESMAN 7698 1981-9-28 1250.00 1400.00 30
7698 BLAKE MANAGER 7839 1981-5-1 2850.00 30
7782 CLARK MANAGER 7839 1981-6-9 2450.00 10
7788 SCOTT ANALYST 7566 1987-4-19 3000.00 20
7839 KING PRESIDENT 1981-11-17 5000.00 10
7844 TURNER SALESMAN 7698 1981-9-8 1500.00 0.00 30
7876 ADAMS CLERK 7788 1987-5-23 1100.00 20
7900 JAMES CLERK 7698 1981-12-3 950.00 30
7902 FORD ANALYST 7566 1981-12-3 3000.00 20
7934 MILLER CLERK 7782 1982-1-23 1300.00 10
9999 Menglk_9 10
8888 Menglk_8 7788 10
16 rows selected
SQL> select level, lpad(' ',level*2,' ')||ename, t.* from emp t start with mgr is null connect by mgr=prior empno;
LEVEL LPAD('',LEVEL*2,'')||ENAME EMPNO ENAME JOB MGR HIREDATE SAL COMM DEPTNO
---------- ---------------------------- ----- ---------- --------- ----- ----------- --------- --------- ------
1 KING 7839 KING PRESIDENT 1981-11-17 5000.00 10
2 JONES 7566 JONES MANAGER 7839 1981-4-2 2975.00 20
3 SCOTT 7788 SCOTT ANALYST 7566 1987-4-19 3000.00 20
4 ADAMS 7876 ADAMS CLERK 7788 1987-5-23 1100.00 20
4 Menglk_8 8888 Menglk_8 7788 10
3 FORD 7902 FORD ANALYST 7566 1981-12-3 3000.00 20
4 SMITH 7369 SMITH CLERK 7902 1980-12-17 800.00 20
2 BLAKE 7698 BLAKE MANAGER 7839 1981-5-1 2850.00 30
3 ALLEN 7499 ALLEN SALESMAN 7698 1981-2-20 1600.00 300.00 30
3 WARD 7521 WARD SALESMAN 7698 1981-2-22 1250.00 500.00 30
3 MARTIN 7654 MARTIN SALESMAN 7698 1981-9-28 1250.00 1400.00 30
3 TURNER 7844 TURNER SALESMAN 7698 1981-9-8 1500.00 0.00 30
3 JAMES 7900 JAMES CLERK 7698 1981-12-3 950.00 30
2 CLARK 7782 CLARK MANAGER 7839 1981-6-9 2450.00 10
3 MILLER 7934 MILLER CLERK 7782 1982-1-23 1300.00 10
1 Menglk_9 9999 Menglk_9 10

Messages In This Thread

migrate from oracle start with/ connect by
CHUAN LU -- Monday, 18 August 2008, at 8:14 p.m.
- Re: migrate from oracle start with/ connect by
  Art Kagel -- Monday, 18 August 2008, at 9:28 p.m.
  - Re: migrate from oracle start with/ connect by
    CHUAN LU -- Monday, 18 August 2008, at 11:49 p.m.
  - Re: migrate from oracle start with/ connect by
    Jonathan Leffler -- Monday, 18 August 2008, at 11:51 p.m.

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