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53 lines
977 B
MySQL
53 lines
977 B
MySQL
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-- ****************** test built-in type char **************
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--
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-- all inputs are SILENTLY truncated at 1 character
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--
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CREATE TABLE CHAR_TBL(f1 char);
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INSERT INTO CHAR_TBL (f1) VALUES ('a');
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INSERT INTO CHAR_TBL (f1) VALUES ('A');
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-- any of the following three input formats are acceptable
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INSERT INTO CHAR_TBL (f1) VALUES ('1');
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INSERT INTO CHAR_TBL (f1) VALUES (2);
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INSERT INTO CHAR_TBL (f1) VALUES ('3');
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-- zero-length char
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INSERT INTO CHAR_TBL (f1) VALUES ('');
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-- try char's of greater than 1 length
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INSERT INTO CHAR_TBL (f1) VALUES ('cd');
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SELECT '' AS seven, CHAR_TBL.*;
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SELECT '' AS six, c.*
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FROM CHAR_TBL c
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WHERE c.f1 <> 'a';
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SELECT '' AS one, c.*
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FROM CHAR_TBL c
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WHERE c.f1 = 'a';
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SELECT '' AS five, c.*
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FROM CHAR_TBL c
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WHERE c.f1 < 'a';
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SELECT '' AS six, c.*
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FROM CHAR_TBL c
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WHERE c.f1 <= 'a';
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SELECT '' AS one, c.*
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FROM CHAR_TBL c
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WHERE c.f1 > 'a';
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SELECT '' AS two, c.*
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FROM CHAR_TBL c
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WHERE c.f1 >= 'a';
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