@HighFrequencyInvocation
    public EncryptColumn getEncryptColumn(final String logicColumnName) {
        ShardingSpherePreconditions.checkState(isEncryptColumn(logicColumnName), () -> new EncryptColumnNotFoundException(table, logicColumnName));
        return columns.get(logicColumnName);
    }
@Test
    void assertGetEncryptColumn() {
        assertNotNull(encryptTable.getEncryptColumn("logicColumn"));
    }