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當我嘗試使用表達式執行DeleteItem時,出現了一個非常奇怪的錯誤。誰能幫忙?DynamoDB DeleteItem表達式不起作用
感謝
{
"TableName": "MyTable",
"Key": {
"SESSION": {
"S": "1E3E181C-1238-D168-725D-9B0FE7F5EA3E"
}
},
"FilterExpression": "#X < :X ",
"ExpressionAttributeNames": {
"#X": "ttl"
},
"ExpressionAttributeValues": {
":X": {
"N": "1502905189"
}
}
}
// RESULT
Array
(
[__type] => com.amazon.coral.validate#ValidationException
[message] => ExpressionAttributeNames can only be specified when using expressions
)
完美,謝謝。你先生是國王! – Barnaby