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65 lines
1.7 KiB
Plaintext
65 lines
1.7 KiB
Plaintext
-- vector
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CREATE TABLE t (val vector(3));
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INSERT INTO t (val) VALUES ('[0,0,0]'), ('[1,2,3]'), ('[1,1,1]'), (NULL);
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CREATE TABLE t2 (val vector(3));
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\copy t TO 'results/vector.bin' WITH (FORMAT binary)
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\copy t2 FROM 'results/vector.bin' WITH (FORMAT binary)
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SELECT * FROM t2 ORDER BY val;
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val
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---------
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[0,0,0]
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[1,1,1]
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[1,2,3]
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(4 rows)
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DROP TABLE t;
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DROP TABLE t2;
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-- halfvec
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CREATE TABLE t (val halfvec(3));
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INSERT INTO t (val) VALUES ('[0,0,0]'), ('[1,2,3]'), ('[1,1,1]'), (NULL);
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CREATE TABLE t2 (val halfvec(3));
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\copy t TO 'results/halfvec.bin' WITH (FORMAT binary)
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\copy t2 FROM 'results/halfvec.bin' WITH (FORMAT binary)
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SELECT * FROM t2 ORDER BY val;
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val
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---------
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[0,0,0]
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[1,1,1]
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[1,2,3]
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(4 rows)
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DROP TABLE t;
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DROP TABLE t2;
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-- intvec
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CREATE TABLE t (val intvec(3));
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INSERT INTO t (val) VALUES ('[0,0,0]'), ('[1,2,3]'), ('[1,1,1]'), (NULL);
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CREATE TABLE t2 (val intvec(3));
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\copy t TO 'results/intvec.bin' WITH (FORMAT binary)
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\copy t2 FROM 'results/intvec.bin' WITH (FORMAT binary)
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SELECT * FROM t2 ORDER BY val;
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ERROR: could not identify an ordering operator for type intvec
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LINE 1: SELECT * FROM t2 ORDER BY val;
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^
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HINT: Use an explicit ordering operator or modify the query.
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DROP TABLE t;
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DROP TABLE t2;
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-- sparsevec
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CREATE TABLE t (val sparsevec(3));
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INSERT INTO t (val) VALUES ('{}/3'), ('{1:1,2:2,3:3}/3'), ('{1:1,2:1,3:1}/3'), (NULL);
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CREATE TABLE t2 (val sparsevec(3));
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\copy t TO 'results/sparsevec.bin' WITH (FORMAT binary)
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\copy t2 FROM 'results/sparsevec.bin' WITH (FORMAT binary)
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SELECT * FROM t2 ORDER BY val;
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val
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-----------------
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{}/3
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{1:1,2:1,3:1}/3
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{1:1,2:2,3:3}/3
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(4 rows)
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DROP TABLE t;
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DROP TABLE t2;
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