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Data generation functions

RANDSTR

Returns a random string of specified length.

Syntax

RANDSTR( <length> , <gen> )
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Usage notes

  • Individual characters are chosen uniformly at random from the following pool of characters: 0-9, a-z, A-Z.

  • The value for the generator expression, gen, is used as the seed for this uniform random distribution. For more information about generator expressions, see Usage notes.

Examples

SELECT randstr(5, random()) FROM table(generator(rowCount => 5));

+----------------------+
| RANDSTR(5, RANDOM()) |
|----------------------|
| rM6ep                |
| nsWJ0                |
| IQi5H                |
| VBNvY                |
| wjk6y                |
+----------------------+
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SELECT randstr(5, 1234) FROM table(generator(rowCount => 5));

+------------------+
| RANDSTR(5, 1234) |
|------------------|
| E5tav            |
| E5tav            |
| E5tav            |
| E5tav            |
| E5tav            |
+------------------+
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SELECT randstr(abs(random()) % 10, random()) FROM table(generator(rowCount => 5));

+---------------------------------------+
| RANDSTR(ABS(RANDOM()) % 10, RANDOM()) |
|---------------------------------------|
| e                                     |
| iR                                    |
| qRwWl7W6                              |
|                                       |
| Yg                                    |
+---------------------------------------+
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