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Add toString in type convertion function table #1829

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May 26, 2022
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Add toString in type convertion function table #1829

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71549fa
Add toString in type convertion function table
randomJoe211 May 25, 2022
d29e581
Update 9.type-conversion.md
randomJoe211 May 25, 2022
1d7a060
Update 9.type-conversion.md
randomJoe211 May 25, 2022
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8 changes: 8 additions & 0 deletions docs-2.0/3.ngql-guide/3.data-types/9.type-conversion.md
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Original file line number Diff line number Diff line change
Expand Up @@ -9,6 +9,7 @@
| toBoolean() | 将字符串转换为布尔。 |
| toFloat() | 将整数或字符串转换为浮点数。 |
| toInteger() | 将浮点或字符串转换为整数。|
| toString() | 将非复合类型的数据，例如数字、布尔值等，转换为字符串。|
| toSet() |将列表或集合转换为集合。|
| type() | 返回字符串格式的关系类型。 |

Expand Down Expand Up @@ -72,6 +73,13 @@ nebula> MATCH (n:player) \
| 2 |
+-------+

nebula> RETURN toString(9669) AS int2str, toString(null) AS null2str;
+---------+----------+
| int2str | null2str |
+---------+----------+
| "9669" | __NULL__ |
+---------+----------+

nebula> RETURN toSet(list[1,2,3,1,2]) AS list2set;
+-----------+
| list2set |
Expand Down