set dolphin.b_compatibility_mode to off;
drop database if exists db_b_sqrt_test;
NOTICE:  database "db_b_sqrt_test" does not exist, skipping
create database db_b_sqrt_test dbcompatibility 'A';
\c db_b_sqrt_test
SELECT SQRT(64);
 sqrt 
------
    8
(1 row)

SELECT SQRT(-64);
ERROR:  cannot take square root of a negative number
CONTEXT:  referenced column: sqrt
\c contrib_regression
set dolphin.b_compatibility_mode to off;
drop database db_b_sqrt_test;
set dolphin.b_compatibility_mode to on;
create schema db_b_sqrt_test;
set current_schema to 'db_b_sqrt_test';
SELECT SQRT(64);
 sqrt 
------
    8
(1 row)

SELECT SQRT(-64);
 sqrt 
------
     
(1 row)

SELECT SQRT(64::numeric);
       sqrt        
-------------------
 8.000000000000000
(1 row)

SELECT SQRT(-64::numeric);
 sqrt 
------
     
(1 row)

select sqrt(111);
       sqrt        
-------------------
 10.53565375285274
(1 row)

select sqrt(b'111');
       sqrt        
-------------------
 2.645751311064591
(1 row)

select sqrt(7);
       sqrt        
-------------------
 2.645751311064591
(1 row)

select sqrt(b'111'::int);
       sqrt        
-------------------
 2.645751311064591
(1 row)

drop schema db_b_sqrt_test cascade;
reset current_schema;