67 lines
1.1 KiB
Plaintext
67 lines
1.1 KiB
Plaintext
-- char check
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CREATE TABLE chartmp (a char(32));
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\copy chartmp from 'data/char.data'
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SET enable_seqscan=on;
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SELECT count(*) FROM chartmp WHERE a < '31b0'::char(32);
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count
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-------
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587
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(1 row)
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SELECT count(*) FROM chartmp WHERE a <= '31b0'::char(32);
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count
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-------
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588
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(1 row)
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SELECT count(*) FROM chartmp WHERE a = '31b0'::char(32);
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count
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-------
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1
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(1 row)
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SELECT count(*) FROM chartmp WHERE a >= '31b0'::char(32);
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count
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-------
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401
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(1 row)
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SELECT count(*) FROM chartmp WHERE a > '31b0'::char(32);
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count
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-------
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400
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(1 row)
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CREATE INDEX charidx ON chartmp USING GIST ( a );
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SET enable_seqscan=off;
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SELECT count(*) FROM chartmp WHERE a < '31b0'::char(32);
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count
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-------
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587
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(1 row)
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SELECT count(*) FROM chartmp WHERE a <= '31b0'::char(32);
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count
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-------
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588
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(1 row)
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SELECT count(*) FROM chartmp WHERE a = '31b0'::char(32);
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count
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-------
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1
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(1 row)
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SELECT count(*) FROM chartmp WHERE a >= '31b0'::char(32);
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count
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-------
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401
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(1 row)
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SELECT count(*) FROM chartmp WHERE a > '31b0'::char(32);
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count
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-------
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400
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(1 row)
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