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flink vs starrocks

flink and starrocks share 20 technologies: hadoop-aliyun, hadoop-aws, hadoop-azure, hadoop-common, hadoop-mapreduce-client-core, s3, s3-transfer-manager, zookeeper, org.apache.avro:avro, org.apache.orc:orc-core, org.apache.parquet:parquet-hadoop, org.apache.hadoop:hadoop-hdfs, grpc-bom, software.amazon.awssdk:sts, commons-logging, log4j-layout-template-json, org.slf4j:slf4j-api, OpenTelemetry, org.apache.logging.log4j:log4j-api, and org.apache.logging.log4j:log4j-core. Both are written in Java.

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What they share and what sets them apart

apache

flink

Apache Flink

Java26.5kRead on November 8, 2026, at commit 4fb928eWhat is flink built with?

Only in flink

  • apache-client
  • aws-crt-client
  • aws-java-sdk-dynamodb
  • aws-java-sdk-s3
  • fastavro
  • hadoop-apache2
  • Hive
  • org.apache.hadoop:hadoop-hdfs-client
  • Apache
  • pyarrow
  • com.aliyun.oss:aliyun-sdk-oss
  • InfluxDB
  • io.confluent:kafka-schema-registry-client
  • org.apache.parquet:parquet-avro
  • com.facebook.presto:presto-hive
  • OpenAI
  • org.jetbrains.kotlin:kotlin-stdlib
  • apache-beam
  • Angular
  • aws-java-sdk-sts
  • org.apache.hadoop:hadoop-minikdc
  • hadoop-yarn-common
  • io.opentelemetry:opentelemetry-exporter-logging
  • kubernetes-httpclient-okhttp
  • metrics-core
  • metrics-graphite
  • org.apache.logging.log4j:log4j-slf4j2-impl
  • Prometheus
  • io.fabric8:kubernetes-client
  • io.opentelemetry:opentelemetry-api
  • io.opentelemetry:opentelemetry-exporter-otlp

In common

StarRocks

starrocks

The world's fastest open query engine for sub-second analytics both on and off the data lakehouse. With the flexibility to support nearly any scenario, StarRocks provides best-in-class performance for multi-dimensional analytics, real-time analytics, and ad-hoc queries. A Linux Foundation project.

Java12.2kRead on November 11, 2026, at commit 70b6703What is starrocks built with?

Only in starrocks

  • arrow-c-data
  • asyncmy2
  • azure-sdk-bom
  • ClickHouse
  • cos_api-bundle
  • flight-sql-jdbc-driver
  • hadoop-azure-datalake
  • hadoop-client
  • hadoop-cos
  • hadoop-hdfs-native-client
  • hadoop-hdfs-nfs
  • hadoop-nfs
  • hbase-client
  • hbase-server
  • hive-apache
  • iceberg-api
  • iceberg-aws
  • iceberg-core
  • iceberg-hive-metastore
  • iceberg-parquet
  • kafka-clients
  • MariaDB
  • mssql-jdbc
  • odps-sdk-core
  • paimon-s3
  • parquet-avro
  • PostgreSQL
  • spark-sql_2.12
  • Trino
  • url-connection-client
  • org.apache.hadoop:hadoop-client-api
  • com.github.ben-manes.caffeine:caffeine
  • org.apache.arrow:arrow-jdbc
  • software.amazon.awssdk:glue
  • com.aliyun.odps:odps-sdk-table-api
  • org.apache.kudu:kudu-client
  • Postgres
  • com.zaxxer:HikariCP
  • com.aliyun.datalake:metastore-client-hive3
  • com.azure:azure-storage-blob
  • org.apache.arrow:flight-sql
  • software.amazon.awssdk:dynamodb
  • software.amazon.awssdk:kms
  • AWS S3
  • jetty-io
  • jetty-server
  • jetty-servlet
  • jetty-util
  • jetty-webapp
  • org.apache.flink:flink-core
  • spark-core_2.12
  • tomcat-embed-core
  • com.google.inject:guice
  • SQLAlchemy
  • alembic
  • org.jdbi:jdbi3-core
  • hadoop-auth
  • ranger-plugins-common
  • com.nimbusds:nimbus-jose-jwt
  • com.azure:azure-identity
  • javax.activation
  • jdom2
  • org.apache.velocity:velocity-engine-core
  • com.opencsv:opencsv
  • commons-validator
  • javax.validation:validation-api
  • commons-daemon
  • jul-to-slf4j
  • log4j-1.2-api
  • log4j-slf4j-impl

Side by side

SizeLines written by people and agents, without generated ones; code files, without tests.
flink2,869,317 lines written9,840 code files
starrocks1,905,864 lines written4,430 code files
Who writes itA commit counts as AI's when it carries its signature: a Co-Authored-By line, its author name or the merge of its branch.
flink0.4% of its commits signed by AIWith Claude Code
starrocks6.1% of its commits signed by AIWith Claude Code, GitHub Copilot, Cursor, Codex, and Qwen Code
ActivityFrom GitHub and its history, on the day SeeRepo read it.
flinkLast push November 8, 202638,159 commits26,458 stars
starrocksLast push November 11, 202628,125 commits12,245 stars
TestsThe files that test the code, and the share of code files a test imports.
flink5,728 test files61.8% of its code files have a test that imports them
starrocks2,528 test files68.5% of its code files have a test that imports them

Frequently asked questions

Which is bigger, flink or starrocks?
flink, with 2,869,317 lines written; starrocks has 1,905,864.

The proof: apache/flink's code at commit 4fb928e

Which has more GitHub stars, flink or starrocks?
flink, with 26,458 stars; starrocks has 12,245.

The proof: apache/flink on GitHub

Which has more tests, flink or starrocks?
flink, with 5,728 test files; starrocks has 2,528.

The proof: apache/flink's code at commit 4fb928e

Which was updated more recently, flink or starrocks?
starrocks: its last push was on November 11, 2026, and flink's on November 8, 2026.

The proof: StarRocks/starrocks's commits on GitHub

Which has more commits signed by AI, flink or starrocks?
starrocks: an AI signed 6.1% of its commits, with Claude Code, GitHub Copilot, Cursor, Codex, and Qwen Code; in flink, 0.4%.

The proof: the commits each tool signed in StarRocks/starrocks

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