| impala | linkis.impala.default.limit | 5000 | 查询的结果集返回条数限制 | |
| impala | linkis.impala.engine.user | ${HDFS_ROOT_USER} | 默认引擎启动用户 | |
| impala | linkis.impala.user.isolation.mode | false | 以多用户模式启动引擎 | |
| impala | linkis.impala.servers | 127.0.0.1:21050 | Impala服务器地址，','分隔 | |
| impala | linkis.impala.maxConnections | 10 | 对每台Impala服务器的连接数上限 | |
| impala | linkis.impala.ssl.enable | false | 是否启用SSL连接 | |
| impala | linkis.impala.ssl.keystore.type | ${keystore.type} | SSL Keystore类型 | |
| impala | linkis.impala.ssl.keystore | null | SSL Keystore路径 | |
| impala | linkis.impala.ssl.keystore.password | null | SSL Keystore密码 | |
| impala | linkis.impala.ssl.truststore.type | ${keystore.type} | SSL Truststore类型 | |
| impala | linkis.impala.ssl.truststore | null | SSL Truststore路径 | |
| impala | linkis.impala.ssl.truststore.password | null | SSL Truststore密码 | |
| impala | linkis.impala.sasl.enable | false | 是否启用SASL认证 | |
| impala | linkis.impala.sasl.mechanism | PLAIN | SASL Mechanism | |
| impala | linkis.impala.sasl.authorizationId | null | SASL AuthorizationId | |
| impala | linkis.impala.sasl.protocol | LDAP | SASL Protocol | |
| impala | linkis.impala.sasl.properties | null | SASL Properties: key1=value1,key2=value2 | |
| impala | linkis.impala.sasl.username | ${impala.engine.user} | SASL Username | |
| impala | linkis.impala.sasl.password | null | SASL Password | |
| impala | linkis.impala.sasl.password.cmd | null | SASL Password获取命令 | |
| impala | linkis.impala.heartbeat.seconds | 1 | 任务状态更新间隔 | |
| impala | linkis.impala.query.timeout.seconds | 0 | 任务执行超时时间 | |
| impala | linkis.impala.query.batchSize | 1000 | 结果集获取批次大小 | |
| impala | linkis.impala.query.options | null | 查询提交参数: key1=value1,key2=value2 | |