27T16:12:30.075+0530App/0 at org.springframework.beans.factory.annotation.InjectionMetadata.inject(InjectionMetadata.java/0 at org.springframework.beans.factory.support.Abstra
我目前正在学习SQL,并且正在完成Hackerrank问题()。这个问题涉及串的连接。然而,当我按照惯例使用CONCAT时,即: CONCAT(NAME, '(', LEFT(Occupation,1), ')') OCCUPATIONS;> SQL0440N No authorized routine named "CONCAT" of type "FUNCTION" having compatible arguments was found. SQLSTAT
: No suitable driver found for jdbc:mysql://10.32.177.178:3306/test&user=xxxx&password=xxxx for configurationCouldn't open connection to jdbc:mysql://10.32.177.178:3306/test&user=xxxx&password=xxx
Invalid valuejava.sql.SQL
我正在尝试运行下面的小MYSQL查询来创建一个表。这是MYSQL查询: ID BIGINT , TYPE2 GENERATED ALWAYSnear 'GENERATED ALWAYS AS (CASE WHEN TYPE = 0 THEN ID ELSE TYPE END),我在DB2数据库中使用了DB2,并从更改为