docs: improve docs for data-types

lib/data-types.js

@@ -810,12 +810,12 @@ for (const helper of Object.keys(helpers)) {
  * @property {function} UUID A column storing a unique universal identifier. Use with `UUIDV1` or `UUIDV4` for default values.
  * @property {function} UUIDV1 A default unique universal identifier generated following the UUID v1 standard
  * @property {function} UUIDV4 A default unique universal identifier generated following the UUID v4 standard
- * @property {function} HSTORE A key / value store column. Only available in postgres.
- * @property {function} JSON A JSON string column. Only available in postgres and sqlite.
- * @property {function} JSONB A binary storage JSON column. Only available in postgres.
- * @property {function(type: DataTypes)} ARRAY An array of `type`, e.g. `DataTypes.ARRAY(DataTypes.DECIMAL)`. Only available in postgres.
+ * @property {function} HSTORE A key / value store column. Only available in Postgres.
+ * @property {function} JSON A JSON string column. Available in MySQL, Postgres and SQLite
+ * @property {function} JSONB A binary storage JSON column. Only available in Postgres.
+ * @property {function(type: DataTypes)} ARRAY An array of `type`, e.g. `DataTypes.ARRAY(DataTypes.DECIMAL)`. Only available in Postgres.
  * @property {function(type: DataTypes)} RANGE Range types are data types representing a range of values of some element type (called the range's subtype).
- * Only available in postgres. See [the Postgres documentation](http://www.postgresql.org/docs/9.4/static/rangetypes.html) for more details
+ * Only available in Postgres. See [the Postgres documentation](http://www.postgresql.org/docs/9.4/static/rangetypes.html) for more details
  * @property {function(type: string, srid: string)} GEOMETRY A column storing Geometry information. It is only available in PostgreSQL (with PostGIS) or MySQL.
  * In MySQL, allowable Geometry types are `POINT`, `LINESTRING`, `POLYGON`.
  *