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OPENJPA-2775 improve JavaDoc for sub-second fractions

This commit is contained in:
Mark Struberg 2019-04-02 22:53:17 +02:00
parent 99aa054a29
commit 14263ca52d
1 changed files with 6 additions and 4 deletions
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10
openjpa-jdbc/src/main/java/org/apache/openjpa/jdbc/sql/DBDictionary.java
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@ -438,7 +438,9 @@ public class DBDictionary
protected final Set<String> fixedSizeTypeNameSet = new HashSet<>();
/**
* set of types that only accept a single precision...
* set of types that might have an optional fraction (sub-second) part.
* @{code @Column(scale=-1)} sets the fraction to zero.
* @{code @Column(scale=0)} will use the default behaviour (no fraction information generated)
*/
public final Set<String> fractionalTypeNameSet = new HashSet<>();
@ -446,8 +448,8 @@ public class DBDictionary
* Default amount of digits for fractional Types.
* This is not supported/required by every database.
*
* This value is only being used if no explicit {@code @Column(scale=n)} is set.
* Use {@code @Column(scale=-1)} to disable the scale
* This value is only being used if no explicit {@code @Column(scale=n)} is set or n is zero.
* Use {@code @Column(scale=-1)} to disable the explicit fraction part in the SQL generator.
* @see #fractionalTypeNameSet
* @see #getFractionLength(Column, String)
*/
@ -2023,7 +2025,7 @@ public class DBDictionary
}
/**
* Only get's used if no explicit scale is used.
* Only get's used if no explicit scale is used (@{code @Column(scale=0)} which is the default).
* Attention! @{code @Column(scale=-1)} disables the scale of a column
* @return the fraction length of types which have a fraction
* @see #fractionalTypeNameSet