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java.lang.Objectjava.lang.Enum
com.trolltech.qt.sql.QSql.NumericalPrecisionPolicy
public static final class QSql.NumericalPrecisionPolicy
This enum type describes at which precision levels numercial values are read from a database.
Some databases support numerical values with a precision that is not storable in a C++ basic data type. The default behavior is to bind these values as a QString. This enum can be used to override this behavior. Note: The actual behaviour if an overflow occurs is driver specific. The Oracle database just returns an error in this case.
Field Summary | |
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static QSql.NumericalPrecisionPolicy |
HighPrecision
The default behavior - try to preserve maximum precision. |
static QSql.NumericalPrecisionPolicy |
LowPrecisionDouble
Force double values. |
static QSql.NumericalPrecisionPolicy |
LowPrecisionInt32
Force 32bit integer values. |
static QSql.NumericalPrecisionPolicy |
LowPrecisionInt64
Force 64bit integer values. |
Method Summary | |
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static QSql.NumericalPrecisionPolicy |
resolve(int value)
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int |
value()
This function should return an integer value for the enum values of the enumeration that implements this interface. |
static QSql.NumericalPrecisionPolicy |
valueOf(java.lang.String name)
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static QSql.NumericalPrecisionPolicy[] |
values()
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Methods inherited from class java.lang.Enum |
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clone, compareTo, equals, finalize, getDeclaringClass, hashCode, name, ordinal, toString, valueOf |
Methods inherited from class java.lang.Object |
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getClass, notify, notifyAll, wait, wait, wait |
Field Detail |
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public static final QSql.NumericalPrecisionPolicy LowPrecisionInt32
public static final QSql.NumericalPrecisionPolicy LowPrecisionInt64
public static final QSql.NumericalPrecisionPolicy LowPrecisionDouble
public static final QSql.NumericalPrecisionPolicy HighPrecision
Method Detail |
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public static QSql.NumericalPrecisionPolicy[] values()
public static QSql.NumericalPrecisionPolicy valueOf(java.lang.String name)
public int value()
value
in interface QtEnumerator
public static QSql.NumericalPrecisionPolicy resolve(int value)
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