| org.apache.derby.iapi.types.StringDataValue
All known Subclasses: org.apache.derby.iapi.types.SQLChar,
| Field Summary | |
| final public static int | BOTH
| | final public static int | LEADING
| | final public static int | TRAILING
|
| BOTH | | final public static int BOTH(Code) | | |
| LEADING | | final public static int LEADING(Code) | | |
| TRAILING | | final public static int TRAILING(Code) | | |
| concatenate | | public StringDataValue concatenate(StringDataValue leftOperand, StringDataValue rightOperand, StringDataValue result) throws StandardException(Code) | | The SQL concatenation '||' operator.
Parameters:
leftOperand - String on the left hand side of '||'
Parameters:
rightOperand - String on the right hand side of '||'
Parameters:
result - The result of a previous call to this method,null if not called yet. A ConcatableDataValue containing the result of the '||'
exception:
StandardException - Thrown on error |
| getCharArray | | public char[] getCharArray() throws StandardException(Code) | | Get a char array. Typically, this is a simple
getter that is cheaper than getString() because
we always need to create a char array when
doing I/O. Use this instead of getString() where
reasonable.
WARNING: may return a character array that has spare
characters at the end. MUST be used in conjunction
with getLength() to be safe.
exception:
StandardException - Thrown on error |
| locate | | public NumberDataValue locate(StringDataValue searchFrom, NumberDataValue start, NumberDataValue result) throws StandardException(Code) | | Position in searchFrom of the first occurrence of this.value.
The search begins from position start. 0 is returned if searchFrom does
not contain this.value. Position 1 is the first character in searchFrom.
Parameters:
searchFrom - - The string to search from
Parameters:
start - - The position to search from in string searchFrom
Parameters:
result - - The object to return The position in searchFrom the fist occurrence of this.value.0 is returned if searchFrom does not contain this.value.
exception:
StandardException - Thrown on error |
| trim | | public StringDataValue trim(int trimType, StringDataValue result) throws StandardException(Code) | | The SQL trim(), ltrim() and rtrim() functions.
Parameters:
trimType - Type of trim
Parameters:
result - The result of a previous call to this method,null if not called yet. A StringDataValue containing the result of the trim()
exception:
StandardException - Thrown on error |
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