Help Center/ Data Lake Insight/ Flink SQL Syntax Reference/ Flink OpenSource SQL 1.15 Syntax Reference/ Formats/ Overview

Updated on 2025-03-17 GMT+08:00

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Overview

Flink provides a set of table formats that can be used with table connectors.

A table format is a storage format that defines how to map binary data onto table columns.

**Table 1** Formats supported by Flink
Formats	Supported Connectors
CSV	Kafka, Upsert Kafka, FileSystem
JSON	Kafka, Upsert Kafka, FileSystem, Elasticsearch
Avro	Kafka, Upsert Kafka, FileSystem
Confluent Avro	Kafka, Upsert Kafka
Debezium	Kafka, FileSystem
Canal	Kafka, FileSystem
Maxwell	Kafka, FileSystem
Ogg	Kafka, FileSystem
Orc	FileSystem
Parquet	FileSystem
Raw	Kafka, Upsert Kafka, FileSystem

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