1. SQL Language Reference
  2. Functions
  3. VECTOR_DIMENSION_FORMAT

VECTOR_DIMENSION_FORMAT

VECTOR_DIMENSION_FORMAT returns the storage format of the vector. It returns a VARCHAR2, which can be one of the following values: INT8, FLOAT32, FLOAT64, or BINARY.

Syntax


Description of vector_dimension_format.eps follows
Description of the illustration vector_dimension_format.eps

Parameters

expr must evaluate to a vector.

If expr is NULL, NULL is returned.

Examples

SELECT VECTOR_DIMENSION_FORMAT(TO_VECTOR('[34.6, 77.8]', 2, FLOAT64));

VECTOR_DIMENSION_FORMAT(TO_VECTOR('[34.6,77.8]',2,
--------------------------------------------------
FLOAT64


SELECT VECTOR_DIMENSION_FORMAT(TO_VECTOR('[34.6, 77.8, 9]', 3, FLOAT32));

VECTOR_DIMENSION_FORMAT(TO_VECTOR('[34.6,77.8,9]',
--------------------------------------------------
FLOAT32


SELECT VECTOR_DIMENSION_FORMAT(TO_VECTOR('[34.6, 77.8, 9.10]', 3, INT8));

VECTOR_DIMENSION_FORMAT(TO_VECTOR('[34.6,77.8,9.10
--------------------------------------------------
INT8


SELECT VECTOR_DIMENSION_FORMAT(TO_VECTOR('[206, 32]', 16, BINARY));

VECTOR_DIMENSION_FORMAT(TO_VECTOR('[206,32]',16,BI
--------------------------------------------------
BINARY


SELECT VECTOR_DIMENSION_FORMAT(TO_VECTOR('[34.6, 77.8, 9, 10]', 3, INT8));

SELECT VECTOR_DIMENSION_FORMAT(TO_VECTOR('[34.6, 77.8, 9, 10]', 3, INT8))
                               *
ERROR at line 1:
ORA-51803: Vector dimension count must match the dimension count specified in
the column definition (expected 3 dimensions, specified 4 dimensions).