ColumnTransformer (Hibernate Core Aggregator 3.6.10.Final API)

All Classes

Summary:
Required |
Optional

Detail:
Element

```
@Target(value={FIELD,METHOD})
@Retention(value=RUNTIME)
public @interface ColumnTransformer
```
Custom SQL expression used to read the value from and write a value to a column. Use for direct object loading/saving as well as queries. The write expression must contain exactly one '?' placeholder for the value. For example: read="decrypt(credit_card_num)" write="encrypt(?)"

Author:

Emmanuel Bernard

Optional Element Summary

Optional Elements
Modifier and Type	Optional Element and Description
`String`	`forColumn` (Logical) column name for which the expression is used This can be left out if the property is bound to a single column
`String`	`read` Custom SQL expression used to read from the column
`String`	`write` Custom SQL expression used to write to the column.

- Element Detail
  - forColumn
```
public abstract String forColumn
```
    (Logical) column name for which the expression is used This can be left out if the property is bound to a single column
    
    Default:
    
    ""
  - read
```
public abstract String read
```
    Custom SQL expression used to read from the column
    
    Default:
    
    ""
  - write
```
public abstract String write
```
    Custom SQL expression used to write to the column. The write expression must contain exactly one '?' placeholder for the value.
    
    Default:
    
    ""

All Classes

Summary:
Required |
Optional

Detail:
Element

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