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This is due to signedness in the string range comparison in extentmap and unsignedness everywhere else.
13 lines
433 B
Plaintext
13 lines
433 B
Plaintext
DROP DATABASE IF EXISTS db4741;
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CREATE DATABASE db4741;
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USE db4741;
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CREATE TABLE t (x VARCHAR(5) DEFAULT '') engine = columnstore;
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LOAD DATA LOCAL infile 'MTR_SUITE_DIR/../std_data/mcol-4741-part-1-strings-and-nulls.txt' INTO TABLE t;
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SELECT COUNT(*) FROM t WHERE x='val';
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COUNT(*)
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2
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LOAD DATA LOCAL infile 'MTR_SUITE_DIR/../std_data/mcol-4741-part-2-empty-strings.txt' INTO TABLE t;
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SELECT COUNT(*) FROM t WHERE x='val';
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COUNT(*)
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2
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