ScyllaDB Docs Scylla C/C++ Driver Documentation Features Basics

Basics¶

Feature Compatibility¶

Cassandra 2.0+ is required for parameterized queries, prepared statements, paging, and batches. Cassandra 1.2 does NOT support these features.
Cassandra 2.1+ is required for nested collections, UDTs, tuples, and client-side timestamps. Cassandra 1.2 and 2.0 do NOT support these features.

Datatypes Mapping¶

Cassandra Type(s)	Driver Type	Supported Versions
`int`	`cass_int32_t`	1.2+
`bigint`, `counter`, `timestamp`	`cass_int64_t`	1.2+
`float`	`cass_float_t`	1.2+
`double`	`cass_double_t`	1.2+
`boolean`	`cass_boot_t`	1.2+
`ascii`, `text`, `varchar`	`const char*`	1.2+
`blob`, `varint`	`const cass_byte_t*`	1.2+
`uuid`, `timeuuid`	`CassUuid`	1.2+
`inet`	`CassInet`	1.2+
`decimal`	`const cass_byte_t* (varint) and a cass_int32_t (scale)`	1.2+
`list`, `map`, `set`	`CassCollection`	1.2+
`tuple`	`CassTuple`	2.1+
`user-defined type`	`CassUserType`	2.1+
`tinyint`	`cass_int8_t`	2.2+
`smallint`	`cass_int16_t`	2.2+
`date`	`cass_uint32_t`	2.2+
`time`	`cass_int64_t`	2.2+

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