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StarRocks Data Source

Last updated: 2024-11-01 17:00:28
    DataInLong offers real-time writing capabilities for StarRocks. This article introduces the current support for StarRocks real-time data synchronization capabilities.

    Supported Versions

    Currently, DataInLong supports real-time Database-level writing for StarRocks. Using real-time writing capabilities requires adhering to the following version limitations:
    Data Source Type
    Edition
    StarRocks
    2.5.3,3.1.2,3.1.12

    Use Limits

    DDL changes do not support modifying field names. If the source modifies a field name, auto-modification of the field name on the StarRocks target end is not supported.
    Importing using CSV format is not supported.
    Advanced Parameters are not supported.

    Real-time full database writing configuration

    Data Target Configuration

    
    
    
    Parameter
    Description
    Data Destination
    Select the target data source to be synchronized.
    Database /Table Matching Policy
    Naming matching rules for databases and data table objects in StarRocks:
    Default has the same name as the Source Database/Source Table.
    Self Definition: Support combining built-in parameters and strings to generate target database table names.
    Note:
    Example: If the source table name is table1, and the mapping rule is ${table_name_di_src}_inlong, the data from table1 will be finally mapped to table1_inlong.

    Write Data Type Conversion Supported

    Flink data type
    StarRocks data type
    BOOLEAN
    BOOLEAN
    TINYINT
    TINYINT
    SMALLINT
    SMALLINT
    INTEGER
    INTEGER
    BIGINT
    BIGINT
    FLOAT
    FLOAT
    DOUBLE
    DOUBLE
    DECIMAL
    DECIMAL
    BINARY
    INT
    CHAR
    STRING
    VARCHAR
    STRING
    STRING
    STRING
    DATE
    DATE
    TIMESTAMP_WITHOUT_TIME_ZONE(N)
    DATETIME
    TIMESTAMP_WITH_LOCAL_TIME_ZONE(N)
    DATETIME
    ARRAY<T>
    ARRAY<T>
    MAP<KT,VT>
    JSON STRING
    ROW<arg T...>
    JSON STRING
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