[Fix](function) Fix wrong decimal of unix_timestamp #55013
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zhangstar333
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Aug 20, 2025
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Mryange
approved these changes
Aug 20, 2025
zclllyybb
added a commit
to zclllyybb/doris
that referenced
this pull request
Aug 25, 2025
when the input datetime has decimal part start with zero, the result was
wrong before. now fixed.
before:
```sql
mysql> select UNIX_TIMESTAMP('2015-11-13 10:20:19.012');
+-------------------------------------------+
| UNIX_TIMESTAMP('2015-11-13 10:20:19.012') |
+-------------------------------------------+
| 1447381219.120 |
+-------------------------------------------+
```
now:
```sql
mysql> select UNIX_TIMESTAMP('2015-11-13 10:20:19.012');
+-------------------------------------------+
| UNIX_TIMESTAMP('2015-11-13 10:20:19.012') |
+-------------------------------------------+
| 1447381219.012 |
+-------------------------------------------+
```
zclllyybb
added a commit
to zclllyybb/doris
that referenced
this pull request
Aug 25, 2025
when the input datetime has decimal part start with zero, the result was
wrong before. now fixed.
before:
```sql
mysql> select UNIX_TIMESTAMP('2015-11-13 10:20:19.012');
+-------------------------------------------+
| UNIX_TIMESTAMP('2015-11-13 10:20:19.012') |
+-------------------------------------------+
| 1447381219.120 |
+-------------------------------------------+
```
now:
```sql
mysql> select UNIX_TIMESTAMP('2015-11-13 10:20:19.012');
+-------------------------------------------+
| UNIX_TIMESTAMP('2015-11-13 10:20:19.012') |
+-------------------------------------------+
| 1447381219.012 |
+-------------------------------------------+
```
This was referenced Aug 25, 2025
zclllyybb
added a commit
to zclllyybb/doris
that referenced
this pull request
Sep 12, 2025
when the input datetime has decimal part start with zero, the result was
wrong before. now fixed.
before:
```sql
mysql> select UNIX_TIMESTAMP('2015-11-13 10:20:19.012');
+-------------------------------------------+
| UNIX_TIMESTAMP('2015-11-13 10:20:19.012') |
+-------------------------------------------+
| 1447381219.120 |
+-------------------------------------------+
```
now:
```sql
mysql> select UNIX_TIMESTAMP('2015-11-13 10:20:19.012');
+-------------------------------------------+
| UNIX_TIMESTAMP('2015-11-13 10:20:19.012') |
+-------------------------------------------+
| 1447381219.012 |
+-------------------------------------------+
```
zclllyybb
added a commit
to zclllyybb/doris
that referenced
this pull request
Sep 12, 2025
when the input datetime has decimal part start with zero, the result was
wrong before. now fixed.
before:
```sql
mysql> select UNIX_TIMESTAMP('2015-11-13 10:20:19.012');
+-------------------------------------------+
| UNIX_TIMESTAMP('2015-11-13 10:20:19.012') |
+-------------------------------------------+
| 1447381219.120 |
+-------------------------------------------+
```
now:
```sql
mysql> select UNIX_TIMESTAMP('2015-11-13 10:20:19.012');
+-------------------------------------------+
| UNIX_TIMESTAMP('2015-11-13 10:20:19.012') |
+-------------------------------------------+
| 1447381219.012 |
+-------------------------------------------+
```
zclllyybb
added a commit
to zclllyybb/doris
that referenced
this pull request
Sep 12, 2025
when the input datetime has decimal part start with zero, the result was
wrong before. now fixed.
before:
```sql
mysql> select UNIX_TIMESTAMP('2015-11-13 10:20:19.012');
+-------------------------------------------+
| UNIX_TIMESTAMP('2015-11-13 10:20:19.012') |
+-------------------------------------------+
| 1447381219.120 |
+-------------------------------------------+
```
now:
```sql
mysql> select UNIX_TIMESTAMP('2015-11-13 10:20:19.012');
+-------------------------------------------+
| UNIX_TIMESTAMP('2015-11-13 10:20:19.012') |
+-------------------------------------------+
| 1447381219.012 |
+-------------------------------------------+
```
This was referenced Sep 12, 2025
morrySnow
pushed a commit
that referenced
this pull request
Sep 12, 2025
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What problem does this PR solve?
Issue Number: close #xxx
Related PR: #xxx
Problem Summary:
when the input datetime has decimal part start with zero, the result was wrong before. now fixed.
before:
now:
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