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FLOAT

描述

4 字节浮点数。

示例

创建表时指定字段类型为 FLOAT。

CREATE TABLE floatDemo (
    pk BIGINT(20) NOT NULL COMMENT "",
    channel FLOAT COMMENT "4 bytes"
) ENGINE=OLAP 
DUPLICATE KEY(pk)
COMMENT "OLAP"
DISTRIBUTED BY HASH(pk) BUCKETS 4;