mirror of
https://github.com/GreptimeTeam/greptimedb.git
synced 2026-01-08 22:32:55 +00:00
fdbfebf4be
* feat: Add `vec_product(col)` function. * feat: Add `vec_elem_product` function * feat: Add `vec_norm` function.
233 lines
11 KiB
Plaintext
233 lines
11 KiB
Plaintext
SELECT vec_to_string(parse_vec('[1.0, 2.0]'));
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+----------------------------------------------+
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| vec_to_string(parse_vec(Utf8("[1.0, 2.0]"))) |
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+----------------------------------------------+
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| [1,2] |
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+----------------------------------------------+
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SELECT vec_to_string(parse_vec('[1.0, 2.0, 3.0]'));
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+---------------------------------------------------+
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| vec_to_string(parse_vec(Utf8("[1.0, 2.0, 3.0]"))) |
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+---------------------------------------------------+
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| [1,2,3] |
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+---------------------------------------------------+
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SELECT vec_to_string(parse_vec('[]'));
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+--------------------------------------+
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| vec_to_string(parse_vec(Utf8("[]"))) |
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+--------------------------------------+
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| [] |
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+--------------------------------------+
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SELECT vec_to_string(vec_mul('[1.0, 2.0]', '[3.0, 4.0]'));
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+---------------------------------------------------------------+
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| vec_to_string(vec_mul(Utf8("[1.0, 2.0]"),Utf8("[3.0, 4.0]"))) |
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+---------------------------------------------------------------+
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| [3,8] |
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+---------------------------------------------------------------+
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SELECT vec_to_string(vec_mul(parse_vec('[1.0, 2.0]'), '[3.0, 4.0]'));
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+--------------------------------------------------------------------------+
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| vec_to_string(vec_mul(parse_vec(Utf8("[1.0, 2.0]")),Utf8("[3.0, 4.0]"))) |
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+--------------------------------------------------------------------------+
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| [3,8] |
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+--------------------------------------------------------------------------+
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SELECT vec_to_string(vec_mul('[1.0, 2.0]', parse_vec('[3.0, 4.0]')));
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+--------------------------------------------------------------------------+
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| vec_to_string(vec_mul(Utf8("[1.0, 2.0]"),parse_vec(Utf8("[3.0, 4.0]")))) |
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+--------------------------------------------------------------------------+
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| [3,8] |
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+--------------------------------------------------------------------------+
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SELECT vec_to_string(vec_sub('[1.0, 1.0]', '[1.0, 2.0]'));
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+---------------------------------------------------------------+
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| vec_to_string(vec_sub(Utf8("[1.0, 1.0]"),Utf8("[1.0, 2.0]"))) |
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+---------------------------------------------------------------+
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| [0,-1] |
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+---------------------------------------------------------------+
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SELECT vec_to_string(vec_sub('[-1.0, -1.0]', '[1.0, 2.0]'));
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+-----------------------------------------------------------------+
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| vec_to_string(vec_sub(Utf8("[-1.0, -1.0]"),Utf8("[1.0, 2.0]"))) |
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+-----------------------------------------------------------------+
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| [-2,-3] |
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+-----------------------------------------------------------------+
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SELECT vec_to_string(vec_sub('[1.0, 1.0]', parse_vec('[1.0, 2.0]')));
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+--------------------------------------------------------------------------+
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| vec_to_string(vec_sub(Utf8("[1.0, 1.0]"),parse_vec(Utf8("[1.0, 2.0]")))) |
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+--------------------------------------------------------------------------+
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| [0,-1] |
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+--------------------------------------------------------------------------+
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SELECT vec_to_string(vec_sub('[-1.0, -1.0]', parse_vec('[1.0, 2.0]')));
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+----------------------------------------------------------------------------+
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| vec_to_string(vec_sub(Utf8("[-1.0, -1.0]"),parse_vec(Utf8("[1.0, 2.0]")))) |
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+----------------------------------------------------------------------------+
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| [-2,-3] |
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+----------------------------------------------------------------------------+
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SELECT vec_to_string(vec_sub(parse_vec('[1.0, 1.0]'), '[1.0, 2.0]'));
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+--------------------------------------------------------------------------+
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| vec_to_string(vec_sub(parse_vec(Utf8("[1.0, 1.0]")),Utf8("[1.0, 2.0]"))) |
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+--------------------------------------------------------------------------+
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| [0,-1] |
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+--------------------------------------------------------------------------+
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SELECT vec_to_string(vec_sub(parse_vec('[-1.0, -1.0]'), '[1.0, 2.0]'));
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+----------------------------------------------------------------------------+
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| vec_to_string(vec_sub(parse_vec(Utf8("[-1.0, -1.0]")),Utf8("[1.0, 2.0]"))) |
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+----------------------------------------------------------------------------+
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| [-2,-3] |
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+----------------------------------------------------------------------------+
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SELECT vec_elem_sum('[1.0, 2.0, 3.0]');
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+---------------------------------------+
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| vec_elem_sum(Utf8("[1.0, 2.0, 3.0]")) |
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+---------------------------------------+
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| 6.0 |
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+---------------------------------------+
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SELECT vec_elem_sum('[-1.0, -2.0, -3.0]');
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+------------------------------------------+
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| vec_elem_sum(Utf8("[-1.0, -2.0, -3.0]")) |
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+------------------------------------------+
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| -6.0 |
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+------------------------------------------+
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SELECT vec_elem_sum(parse_vec('[1.0, 2.0, 3.0]'));
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+--------------------------------------------------+
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| vec_elem_sum(parse_vec(Utf8("[1.0, 2.0, 3.0]"))) |
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+--------------------------------------------------+
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| 6.0 |
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+--------------------------------------------------+
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SELECT vec_elem_sum(parse_vec('[-1.0, -2.0, -3.0]'));
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+-----------------------------------------------------+
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| vec_elem_sum(parse_vec(Utf8("[-1.0, -2.0, -3.0]"))) |
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+-----------------------------------------------------+
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| -6.0 |
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+-----------------------------------------------------+
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SELECT vec_to_string(vec_div('[1.0, 2.0]', '[3.0, 4.0]'));
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+---------------------------------------------------------------+
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| vec_to_string(vec_div(Utf8("[1.0, 2.0]"),Utf8("[3.0, 4.0]"))) |
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+---------------------------------------------------------------+
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| [0.33333334,0.5] |
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+---------------------------------------------------------------+
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SELECT vec_to_string(vec_div(parse_vec('[1.0, 2.0]'), '[3.0, 4.0]'));
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+--------------------------------------------------------------------------+
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| vec_to_string(vec_div(parse_vec(Utf8("[1.0, 2.0]")),Utf8("[3.0, 4.0]"))) |
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+--------------------------------------------------------------------------+
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| [0.33333334,0.5] |
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+--------------------------------------------------------------------------+
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SELECT vec_to_string(vec_div('[1.0, 2.0]', parse_vec('[3.0, 4.0]')));
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+--------------------------------------------------------------------------+
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| vec_to_string(vec_div(Utf8("[1.0, 2.0]"),parse_vec(Utf8("[3.0, 4.0]")))) |
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+--------------------------------------------------------------------------+
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| [0.33333334,0.5] |
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+--------------------------------------------------------------------------+
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SELECT vec_to_string(vec_div('[1.0, -2.0]', parse_vec('[0.0, 0.0]')));
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+---------------------------------------------------------------------------+
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| vec_to_string(vec_div(Utf8("[1.0, -2.0]"),parse_vec(Utf8("[0.0, 0.0]")))) |
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+---------------------------------------------------------------------------+
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| [inf,-inf] |
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+---------------------------------------------------------------------------+
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SELECT vec_elem_product('[1.0, 2.0, 3.0, 4.0]');
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+------------------------------------------------+
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| vec_elem_product(Utf8("[1.0, 2.0, 3.0, 4.0]")) |
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+------------------------------------------------+
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| 24.0 |
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+------------------------------------------------+
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SELECT vec_elem_product('[-1.0, -2.0, -3.0, 4.0]');
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+---------------------------------------------------+
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| vec_elem_product(Utf8("[-1.0, -2.0, -3.0, 4.0]")) |
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+---------------------------------------------------+
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| -24.0 |
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+---------------------------------------------------+
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SELECT vec_elem_product(parse_vec('[1.0, 2.0, 3.0, 4.0]'));
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+-----------------------------------------------------------+
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| vec_elem_product(parse_vec(Utf8("[1.0, 2.0, 3.0, 4.0]"))) |
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+-----------------------------------------------------------+
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| 24.0 |
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+-----------------------------------------------------------+
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SELECT vec_elem_product(parse_vec('[-1.0, -2.0, -3.0, 4.0]'));
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+--------------------------------------------------------------+
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| vec_elem_product(parse_vec(Utf8("[-1.0, -2.0, -3.0, 4.0]"))) |
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+--------------------------------------------------------------+
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| -24.0 |
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+--------------------------------------------------------------+
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SELECT vec_to_string(vec_norm('[0.0, 2.0, 3.0]'));
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+--------------------------------------------------+
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| vec_to_string(vec_norm(Utf8("[0.0, 2.0, 3.0]"))) |
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+--------------------------------------------------+
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| [0,0.5547002,0.8320503] |
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+--------------------------------------------------+
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SELECT vec_to_string(vec_norm('[1.0, 2.0, 3.0]'));
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+--------------------------------------------------+
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| vec_to_string(vec_norm(Utf8("[1.0, 2.0, 3.0]"))) |
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+--------------------------------------------------+
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| [0.26726124,0.5345225,0.8017837] |
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+--------------------------------------------------+
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SELECT vec_to_string(vec_norm('[7.0, 8.0, 9.0]'));
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+--------------------------------------------------+
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| vec_to_string(vec_norm(Utf8("[7.0, 8.0, 9.0]"))) |
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+--------------------------------------------------+
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| [0.5025707,0.5743665,0.64616233] |
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+--------------------------------------------------+
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SELECT vec_to_string(vec_norm('[7.0, -8.0, 9.0]'));
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+---------------------------------------------------+
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| vec_to_string(vec_norm(Utf8("[7.0, -8.0, 9.0]"))) |
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+---------------------------------------------------+
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| [0.5025707,-0.5743665,0.64616233] |
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+---------------------------------------------------+
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SELECT vec_to_string(vec_norm(parse_vec('[7.0, -8.0, 9.0]')));
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+--------------------------------------------------------------+
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| vec_to_string(vec_norm(parse_vec(Utf8("[7.0, -8.0, 9.0]")))) |
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+--------------------------------------------------------------+
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| [0.5025707,-0.5743665,0.64616233] |
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+--------------------------------------------------------------+
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