RESULT; result -------- 1 (1 row) @ 描述:绝对值 示例: 1 2 3 4 5 SELECT @ -5.0 AS RESULT; result -------- 5.0 (1 row) ^ 描述:幂(指数运算) MySQL
RESULT; result -------- 1 (1 row) @ 描述:绝对值 示例: 1 2 3 4 5 SELECT @ -5.0 AS RESULT; result -------- 5.0 (1 row) ^ 描述:幂(指数运算) MySQL
Before running this example, set environment variables CLOUD_SDK_AK and CLOUD_SDK_SK in the local environment ak = os.environ["CLOUD_SDK_AK
Before running this example, set environment variables CLOUD_SDK_AK and CLOUD_SDK_SK in the local environment ak = os.environ["CLOUD_SDK_AK
Before running this example, set environment variables CLOUD_SDK_AK and CLOUD_SDK_SK in the local environment ak = os.environ["CLOUD_SDK_AK
Before running this example, set environment variables CLOUD_SDK_AK and CLOUD_SDK_SK in the local environment ak = os.environ["CLOUD_SDK_AK
Before running this example, set environment variables CLOUD_SDK_AK and CLOUD_SDK_SK in the local environment ak = os.getenv("CLOUD_SDK_AK
Before running this example, set environment variables CLOUD_SDK_AK and CLOUD_SDK_SK in the local environment ak = os.environ["CLOUD_SDK_AK
Before running this example, set environment variables CLOUD_SDK_AK and CLOUD_SDK_SK in the local environment ak = os.environ["CLOUD_SDK_AK
min_elapse_time bigint SQL在数据库内的最小运行时间(单位:微秒)。 max_elapse_time bigint SQL在数据库内的最大运行时间(单位:微秒)。
min_elapse_time bigint SQL在数据库内的最小运行时间,单位为微秒。 max_elapse_time bigint SQL在数据库内的最大运行时间,单位为微秒。 total_elapse_time bigint SQL在数据库内的总运行时间,单位为微秒。
dws-demo 集群版本 显示集群中安装的数据库实例版本。样例值仅供参考,请以实际显示版本号为准。 - - 默认数据库 显示集群的默认数据库名称“gaussdb”。 “gaussdb”为默认数据库名称,暂不支持修改。 gaussdb 管理员用户 设置数据库管理员用户名称。
Before running this example, set environment variables CLOUD_SDK_AK and CLOUD_SDK_SK in the local environment ak = os.environ["CLOUD_SDK_AK
Before running this example, set environment variables CLOUD_SDK_AK and CLOUD_SDK_SK in the local environment ak = os.environ["CLOUD_SDK_AK
Before running this example, set environment variables CLOUD_SDK_AK and CLOUD_SDK_SK in the local environment ak = os.environ["CLOUD_SDK_AK
所以在GaussDB等数据库中使用SQL子查询时,请结合实际业务情况进行操作。 父主题: 查询GaussDB(DWS)数据
Before running this example, set environment variables CLOUD_SDK_AK and CLOUD_SDK_SK in the local environment ak = os.environ["CLOUD_SDK_AK
Before running this example, set environment variables CLOUD_SDK_AK and CLOUD_SDK_SK in the local environment ak = os.environ["CLOUD_SDK_AK
Before running this example, set environment variables CLOUD_SDK_AK and CLOUD_SDK_SK in the local environment ak = os.environ["CLOUD_SDK_AK
Before running this example, set environment variables CLOUD_SDK_AK and CLOUD_SDK_SK in the local environment ak = os.environ["CLOUD_SDK_AK
您即将访问非华为云网站,请注意账号财产安全