| title | += (Addition Assignment) (Transact-SQL) | ||||
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| description | += (Addition Assignment) (Transact-SQL) | ||||
| author | rwestMSFT | ||||
| ms.author | randolphwest | ||||
| ms.date | 03/16/2017 | ||||
| ms.service | sql | ||||
| ms.subservice | t-sql | ||||
| ms.topic | reference | ||||
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| monikerRange | >=aps-pdw-2016 || =azuresqldb-current || =azure-sqldw-latest || >=sql-server-2016 || >=sql-server-linux-2017 || =azuresqldb-mi-current || =fabric || =fabric-sqldb |
[!INCLUDE sql-asdb-asdbmi-asa-pdw-fabricse-fabricdw-fabricsqldb]
Adds two numbers and sets a value to the result of the operation. For example, if a variable @x equals 35, then @x += 2 takes the original value of @x, add 2 and sets @x to that new value (37).
:::image type="icon" source="../../includes/media/topic-link-icon.svg" border="false"::: Transact-SQL syntax conventions
expression += expression
expression
Is any valid expression of any data type in the numeric category except the bit data type.
Returns the data type of the argument with the higher precedence. For more information, see Data Type Precedence (Transact-SQL).
For more information, see + (Addition) (Transact-SQL).
Compound Operators (Transact-SQL)
Expressions (Transact-SQL)
Operators (Transact-SQL)
+= (String Concatenation Assignment) (Transact-SQL)