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udf_test.res
Package: mysql-3.23.35.tar.gz [view]
Upload User: tsgydb
Upload Date: 2007-04-14
Package Size: 10674k
Code Size: 2k
Category:
MySQL
Development Platform:
Visual C++
- --------------
- CREATE FUNCTION metaphon RETURNS STRING SONAME "udf_example.so"
- --------------
- Query OK, 0 rows affected
- --------------
- CREATE FUNCTION myfunc_double RETURNS REAL SONAME "udf_example.so"
- --------------
- Query OK, 0 rows affected
- --------------
- CREATE FUNCTION myfunc_int RETURNS INTEGER SONAME "udf_example.so"
- --------------
- Query OK, 0 rows affected
- --------------
- CREATE FUNCTION lookup RETURNS STRING SONAME "udf_example.so"
- --------------
- Query OK, 0 rows affected
- --------------
- CREATE FUNCTION reverse_lookup RETURNS STRING SONAME "udf_example.so"
- --------------
- Query OK, 0 rows affected
- --------------
- CREATE AGGREGATE FUNCTION avgcost RETURNS REAL SONAME "udf_example.so"
- --------------
- Query OK, 0 rows affected
- --------------
- select metaphon("hello")
- --------------
- metaphon("hello")
- HL
- 1 row in set
- --------------
- select myfunc_double("hello","world")
- --------------
- myfunc_double("hello","world")
- 108.40
- 1 row in set
- --------------
- select myfunc_int(1,2,3),myfunc_int("1","11","111")
- --------------
- myfunc_int(1,2,3) myfunc_int("1","11","111")
- 6 6
- 1 row in set
- --------------
- select lookup("localhost")
- --------------
- lookup("localhost")
- 127.0.0.1
- 1 row in set
- --------------
- select reverse_lookup("127.0.0.1")
- --------------
- reverse_lookup("127.0.0.1")
- localhost
- 1 row in set
- --------------
- create temporary table t1 (a int,b double)
- --------------
- Query OK, 0 rows affected
- --------------
- insert into t1 values (1,5),(1,4),(2,8),(3,9),(4,11)
- --------------
- Query OK, 5 rows affected
- Records: 0 Duplicates: 5 Warnings: 0
- --------------
- select avgcost(a,b) from t1
- --------------
- avgcost(a,b)
- 8.7273
- 1 row in set
- --------------
- select avgcost(a,b) from t1 group by a
- --------------
- avgcost(a,b)
- 4.5000
- 8.0000
- 9.0000
- 11.0000
- 4 rows in set
- --------------
- drop table t1
- --------------
- Query OK, 0 rows affected
- --------------
- DROP FUNCTION metaphon
- --------------
- Query OK, 0 rows affected
- --------------
- DROP FUNCTION myfunc_double
- --------------
- Query OK, 0 rows affected
- --------------
- DROP FUNCTION myfunc_int
- --------------
- Query OK, 0 rows affected
- --------------
- DROP FUNCTION lookup
- --------------
- Query OK, 0 rows affected
- --------------
- DROP FUNCTION reverse_lookup
- --------------
- Query OK, 0 rows affected
- --------------
- DROP FUNCTION avgcost
- --------------
- Query OK, 0 rows affected
- Bye