create database if not exists #{dataBaseName} create table if not exists #{dataBaseName}.#{superTableName} ${item.fieldName} timestamp tinyint smallint int bigint float double binary nchar bool json (#{item.size}) tags ${item.fieldName} timestamp tinyint smallint int bigint float double binary nchar bool json (#{item.size}) create table if not exists #{dataBaseName}.#{tableName} using #{dataBaseName}.#{superTableName} tags #{item.fieldValue} insert into #{dataBaseName}.#{tableName} #{item.fieldName} using #{dataBaseName}.#{superTableName} tags #{item.fieldValue} values #{item.fieldValue} select * from #{dataBaseName}.#{tableName} where ${fieldName} between #{startTime} and #{endTime} ALTER STABLE #{superTableName} ADD COLUMN #{fieldsVo.fieldName} timestamp tinyint smallint int bigint float double binary nchar bool json ( #{fieldsVo.size} ) ALTER STABLE #{superTableName} DROP COLUMN #{fieldsVo.fieldName} ALTER STABLE #{superTableName} ADD TAG #{fieldsVo.fieldName} timestamp tinyint smallint int bigint float double binary nchar bool json ( #{fieldsVo.size} ) ALTER STABLE #{superTableName} DROP TAG #{fieldsVo.fieldName} SELECT count(0) AS count FROM #{dataBaseName}.#{tableName} WHERE ${fieldName} BETWEEN #{startTime} AND #{endTime} SELECT COUNT(0) FROM information_schema.ins_tables WHERE db_name = #{dataBaseName} AND table_name = #{tableName} select last(time), * from #{tableName} where device_id = #{deviceId} select last(*) from #{dataBaseName}.#{stableName} group by ${tagsName} SELECT #{fieldName}, ts FROM #{dataBaseName}.#{tableName} WHERE ts BETWEEN #{startTime} AND #{endTime} LIMIT #{num} SELECT #{fieldName}, ts FROM #{dataBaseName}.#{tableName} LIMIT #{num} SELECT #{aggregate}(${fieldName}) FROM #{dataBaseName}.#{tableName} WHERE ts BETWEEN #{startTime} AND #{endTime} interval (${interval}) LIMIT #{num} ${sql}