ParameterMetaData
Information about the parameters of a prepared statement.
Methods |
String |
getParameterClassName(int param)
Returns the Java class name of the parameter.
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String |
getParameterClassName(int param) throws SQLException
Returns the Java class name of the parameter.
"java.lang.String" is returned if the type is not known.
Parameters:
param - the column index (1,2,...)
Returns:
the Java class name
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int |
getParameterCount()
Returns the number of parameters.
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int |
getParameterCount() throws SQLException
Returns the number of parameters.
Returns:
the number
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int |
getParameterMode(int param)
Returns the parameter mode.
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int |
getParameterMode(int param) throws SQLException
Returns the parameter mode.
Always returns parameterModeIn.
Parameters:
param - the column index (1,2,...)
Returns:
parameterModeIn
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int |
getParameterType(int param)
Returns the parameter type.
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int |
getParameterType(int param) throws SQLException
Returns the parameter type.
java.sql.Types.VARCHAR is returned if the data type is not known.
Parameters:
param - the column index (1,2,...)
Returns:
the data type
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String |
getParameterTypeName(int param)
Returns the parameter type name.
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String |
getParameterTypeName(int param) throws SQLException
Returns the parameter type name.
"VARCHAR" is returned if the type is not known.
Parameters:
param - the column index (1,2,...)
Returns:
the type name
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int |
getPrecision(int param)
Returns the parameter precision.
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int |
getPrecision(int param) throws SQLException
Returns the parameter precision.
The value 0 is returned if the precision is not known.
Parameters:
param - the column index (1,2,...)
Returns:
the precision
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int |
getScale(int param)
Returns the parameter scale.
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int |
getScale(int param) throws SQLException
Returns the parameter scale.
The value 0 is returned if the scale is not known.
Parameters:
param - the column index (1,2,...)
Returns:
the scale
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int |
isNullable(int param)
Checks if this is nullable parameter.
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int |
isNullable(int param) throws SQLException
Checks if this is nullable parameter.
Returns ResultSetMetaData.columnNullableUnknown..
Parameters:
param - the column index (1,2,...)
Returns:
ResultSetMetaData.columnNullableUnknown
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boolean |
isSigned(int param)
Checks if this parameter is signed.
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boolean |
isSigned(int param) throws SQLException
Checks if this parameter is signed.
It always returns true.
Parameters:
param - the column index (1,2,...)
Returns:
true
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boolean |
isWrapperFor(Class iface)
[Not supported] Checks if unwrap can return an object of this class.
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boolean |
isWrapperFor(Class iface) throws SQLException
[Not supported] Checks if unwrap can return an object of this class.
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T |
unwrap(Class iface)
[Not supported] Return an object of this class if possible.
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T |
unwrap(Class iface) throws SQLException
[Not supported] Return an object of this class if possible.
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