Result getResult(Session session) {
switch (type) {
case StatementTypes.SIGNAL:
case StatementTypes.RESIGNAL:
// todo
case StatementTypes.ITERATE:
case StatementTypes.LEAVE:
case StatementTypes.RETURN:
case StatementTypes.CONDITION:
return this.getResultValue(session);
case StatementTypes.ASSIGNMENT:
{
Object[] variables =
variable.getType() == SchemaObject.PARAMETER
? session.sessionContext.routineArguments
: session.sessionContext.routineVariables;
try {
Object o = expression.getValue(session, variable.getDataType());
variables[variableIndex] = o;
return Result.updateZeroResult;
} catch (HsqlException e) {
return Result.newErrorResult(e);
}
}
default:
throw Error.runtimeError(ErrorCode.U_S0500, "");
}
}
ExpressionColumn(ColumnSchema column) {
super(OpTypes.COLUMN);
this.column = column;
this.dataType = column.getDataType();
columnName = column.getName().name;
}
void setAttributesAsColumn(RangeVariable range, int i) {
columnIndex = i;
column = range.getColumn(i);
dataType = column.getDataType();
rangeVariable = range;
if (range.rangeType == RangeVariable.TABLE_RANGE) {
rangeVariable.addColumn(columnIndex);
}
}
void setAutoAttributesAsColumn(RangeVariable range, int i) {
columnIndex = i;
column = range.getColumn(i);
dataType = column.getDataType();
columnName = range.getColumnAlias(i).name;
tableName = range.getTableAlias().name;
rangeVariable = range;
rangeVariable.addColumn(columnIndex);
}
void setAttributesAsColumn(ColumnSchema column, boolean isWritable) {
this.column = column;
dataType = column.getDataType();
this.isWritable = isWritable;
}
