OushuDB 基本用法 启动/停止

source /usr/local/hawq/greenplum_path.sh # 设置OushuDB环境变量hawq start cluster # 启动整个OushuDB集群

# 方式一hawq restart cluster # 重启OushuDB集群hawq stop cluster # 停止OushuDB集群# 方式二hawq restart master # 重启本机的OushuDB masterhawq restart segment # 重启本机的OushuDB segmenthawq stop master # 停止本机OushuDB masterhawq stop segment # 停止本机OushuDB segment

# 方式一 OushuDB4.0 集群起停带Magma服务 [只有hawq init|start|stop cluster命令可以带--with_magma选项]hawq init cluster --with_magma # 启动OushuDB集群时，使用--with_magma选项，同时启动Magma服务, 3.X版本不支持。# 方式二 Magma服务单独起停magma start|stop|restart clustermagma start|stop|restart node

 changlei:build ChangLei$ hawq --help

 usage: hawq <command> [<object>] [options]
         [--version]

The most commonly used hawq "commands" are:
start         Start hawq service.
stop          Stop hawq service.
init          Init hawq service.
restart       Restart hawq service.
activate      Activate hawq standby master as master.
version       Show hawq version information.
config        Set hawq GUC values.
state         Show hawq cluster status.
filespace     Create hawq filespaces.
extract       Extract table metadata into a YAML formatted file.
load          Load data into hawq.
scp           Copies files between multiple hosts at once.
ssh           Provides ssh access to multiple hosts at once.
ssh-exkeys    Exchanges SSH public keys between hosts.
check         Verifies and validates HAWQ settings.
checkperf     Verifies the baseline hardware performance of hosts.
register      Register parquet files generated by other system into the corrsponding table in HAWQ
See 'hawq <command> help' for more information on a specific command.