标签：HERE esc ota select creates creat ifnull conf uri
SELECT IFNULL(sum(security_code_total), 0) createSCNum, IFNULL(sum(print_num), 0) privateScNum FROM security_code_config WHERE tid = ‘test_tenement_123‘ AND DATE_FORMAT(create_date, ‘%Y-%m‘) = DATE_FORMAT(‘2019-03-01 11:32:54‘,‘%Y-%m‘)
使用IFNULL(查询值，0)
标签：HERE esc ota select creates creat ifnull conf uri
原文地址：https://www.cnblogs.com/sxdcgaq8080/p/10455420.html
