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25 lines
712 B
SQL
25 lines
712 B
SQL
DROP TABLE IF EXISTS replaceall;
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CREATE TABLE replaceall (str FixedString(3)) ENGINE = Memory;
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INSERT INTO replaceall VALUES ('foo');
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INSERT INTO replaceall VALUES ('boa');
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INSERT INTO replaceall VALUES ('bar');
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INSERT INTO replaceall VALUES ('bao');
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SELECT
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str,
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replaceAll(str, 'o', '*') AS replaced
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FROM replaceall
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ORDER BY str ASC;
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DROP TABLE replaceall;
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CREATE TABLE replaceall (date Date DEFAULT today(), fs FixedString(16)) ENGINE = MergeTree(date, (date, fs), 8192);
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INSERT INTO replaceall (fs) VALUES ('54db0d43009d\0\0\0\0'), ('fe2b58224766cf10'), ('54db0d43009d\0\0\0\0'), ('fe2b58224766cf10');
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SELECT fs, replaceAll(fs, '\0', '*')
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FROM replaceall
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ORDER BY fs ASC;
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DROP TABLE replaceall;
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