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Column
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The database column that contains the value for the attribute. This field corresponds to the @Column annotation.
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By default, the Column is assumed to be named identically to the attribute and always included in the INSERT and UPDATE statements.
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Name
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The database column that contains the value for the attribute.
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Table
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Name of the database table that contains the selected column.
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Details
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Insertable
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Specifies if the column is always included in SQL INSERT statements.
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True
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Updatable
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Specifies if this column is always included in SQL UPDATE statements.
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True
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Unique
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Sets the UNIQUE constraint for the column.
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False
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Nullable
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Specifies if the column allows null values.
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True
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Length
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Sets the column length.
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255
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Precision
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Sets the precision for the column values.
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0
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Scale
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Sets the number of digits that appear to the right of the decimal point.
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0
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Column definition
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The SQL fragment that is used when generating the DDL for the column.
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Fetch
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Defines how data is loaded from the database:
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Eager
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Optional
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Specifies if this field is can be null.
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True
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Mutable
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Specify if the value of a complex field type can be changed (or not changed) instead of being replaced.
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True
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