Data Types and Encodings Supported by IoTDB¶
IoTDB supports the following data types and encodings. For details, see Table 1.
Type | Description | Supported Encoding |
|---|---|---|
BOOLEAN | Boolean | PLAIN, RLE |
INT32 | Integer | PLAIN, RLE, TS_2DIFF, GORILLA, FREQ, ZIGZAG |
INT64 | Long integer | PLAIN, RLE, TS_2DIFF, GORILLA, FREQ, ZIGZAG |
FLOAT | Float | PLAIN, RLE, TS_2DIFF, GORILLA, FREQ |
DOUBLE | Double | PLAIN, RLE, TS_2DIFF, GORILLA, FREQ |
TEXT | String | PLAIN, DICTIONARY |