How can we display MySQL bit values in printable form?-Mysql Tutorial-php.cn

How can we display MySQL bit values in printable form?

王林

Release： 2023-09-03 11:37:11

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我们如何以可打印的形式显示 MySQL 位值？

Actually, the bit values are returned in the form of binary values, but we can also display them in printable form with the help of the following command -

By adding 0

We can display the bit value in printable form by adding 0. You can understand it using the example in the bit_testing table -

mysql> Select bittest+0 from bit_testing;
+-----------+
| bittest+0 |
+-----------+
|       170 |
|         5 |
|         5 |
+-----------+
3 rows in set (0.00 sec)

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By using the conversion function BIN(),OCT(),HEX()

We can also use the BIN() conversion function to Displays Bit values in printable form. You can understand it using the example in bit_testing table -

mysql> Select BIN(bittest+0) from bit_testing;
+----------------+
| BIN(bittest+0) |
+----------------+
| 10101010       |
| 101            |
| 101            |
+----------------+
3 rows in set (0.00 sec)

mysql> Select OCT(bittest+0) from bit_testing;
+----------------+
| OCT(bittest+0) |
+----------------+
| 252            |
| 5              |
| 5              |
+----------------+
3 rows in set (0.05 sec)

mysql> Select HEX(bittest+0) from bit_testing;
+----------------+
| HEX(bittest+0) |
+----------------+
| AA             |
| 5              |
| 5              |
+----------------+
3 rows in set (0.00 sec)

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How can we display MySQL bit values ​​in printable form?

By adding 0

By using the conversion function BIN(),OCT(),HEX()

How can we display MySQL bit values in printable form?