SHOW DATA SHOW DATA To all size occupied by cluster curl - X GET http : //fe_host:fe_http_port/api/show_data The return value is the total size of the cluster

MySQL PostgreSQL HIVE Spark Presto SQL SERVER Amazon Redshift ClickHouse IBM DB2 Oracle

LOAD DATA 语法图 参数说明 示例 MySQL 兼容性 另请参阅 LOAD DATA LOAD DATA 语句用于将数据批量加载到 TiDB 表中。 语法图 LoadDataStmt ::= 'LOAD' 'DATA' LocalOpt 'INFILE' stringLit DuplicateO...

Data export Noun Interpretation Principle query plan splitting Query Plan Execution Broker parameter Start Export Export to hdfs Export to object storage (supports S3 protoco...

Data Model Basic concepts Aggregate Model Example 1: Importing data aggregation Example 2: Keep detailed data Example 3: Importing data and aggregating existing data Uniq Mode...

Reindex data Reindex all documents Reindex from a remote cluster Reindex a subset of documents Combine one or more indices Reindex only unique documents Transform documents du...

@grafana/data package Classes Enumerations Functions Interfaces Namespaces Variables Type Aliases @grafana/data package A library containing most of the core functionalit...

Data rollup Maximizing rollup ratio Perfect rollup vs best-effort rollup Learn more Data rollup Druid can roll up data at ingestion time to reduce the amount of raw data to s...

Transform data Transform data Transformations are a powerful way to manipulate data returned by a query before the system applies a visualization. With transformations, you can...

Template data Alert KeyValue Template data Template data is passed on to message templates as well as sent as payload to webhook pushes. Name Type Notes Receiver string Name...