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Panduan Developer Amazon DynamoDB menggunakan tabel sampel untuk menggambarkan berbagai aspek DynamoDB.
| Nama tabel | Kunci primer |
|---|---|
| ProductCatalog |
Kunci primer sederhana:
|
| Forum |
Kunci primer sederhana:
|
| Thread |
Kunci primer komposit:
|
| Reply |
Kunci primer komposit:
|
Tabel Balas memiliki indeks sekunder global bernama PostedBy-Message-Index. Indeks ini akan memfasilitasi kueri pada dua atribut non-kunci dari tabel Reply.
| Nama indeks | Kunci primer |
|---|---|
| PostedBy-Indeks Pesan- |
Kunci primer komposit:
|
Untuk informasi selengkapnya tentang tabel ini, lihat Langkah 1: Buat tabel di DynamoDB dan Langkah 2: Menulis data ke tabel DynamoDB.
File data sampel
Bagian berikut menunjukkan contoh file data yang digunakan untuk memuat tabel ProductCatalog, Forum, Thread dan Reply.
Setiap file data berisi beberapa elemen PutRequest, masing-masing berisi satu item. PutRequestElemen-elemen ini digunakan sebagai masukan untuk BatchWriteItem operasi, menggunakan AWS Command Line Interface (AWS CLI).
ProductCatalogdata sampel
{
"ProductCatalog": [
{
"PutRequest": {
"Item": {
"Id": {
"N": "101"
},
"Title": {
"S": "Book 101 Title"
},
"ISBN": {
"S": "111-1111111111"
},
"Authors": {
"L": [
{
"S": "Author1"
}
]
},
"Price": {
"N": "2"
},
"Dimensions": {
"S": "8.5 x 11.0 x 0.5"
},
"PageCount": {
"N": "500"
},
"InPublication": {
"BOOL": true
},
"ProductCategory": {
"S": "Book"
}
}
}
},
{
"PutRequest": {
"Item": {
"Id": {
"N": "102"
},
"Title": {
"S": "Book 102 Title"
},
"ISBN": {
"S": "222-2222222222"
},
"Authors": {
"L": [
{
"S": "Author1"
},
{
"S": "Author2"
}
]
},
"Price": {
"N": "20"
},
"Dimensions": {
"S": "8.5 x 11.0 x 0.8"
},
"PageCount": {
"N": "600"
},
"InPublication": {
"BOOL": true
},
"ProductCategory": {
"S": "Book"
}
}
}
},
{
"PutRequest": {
"Item": {
"Id": {
"N": "103"
},
"Title": {
"S": "Book 103 Title"
},
"ISBN": {
"S": "333-3333333333"
},
"Authors": {
"L": [
{
"S": "Author1"
},
{
"S": "Author2"
}
]
},
"Price": {
"N": "2000"
},
"Dimensions": {
"S": "8.5 x 11.0 x 1.5"
},
"PageCount": {
"N": "600"
},
"InPublication": {
"BOOL": false
},
"ProductCategory": {
"S": "Book"
}
}
}
},
{
"PutRequest": {
"Item": {
"Id": {
"N": "201"
},
"Title": {
"S": "18-Bike-201"
},
"Description": {
"S": "201 Description"
},
"BicycleType": {
"S": "Road"
},
"Brand": {
"S": "Mountain A"
},
"Price": {
"N": "100"
},
"Color": {
"L": [
{
"S": "Red"
},
{
"S": "Black"
}
]
},
"ProductCategory": {
"S": "Bicycle"
}
}
}
},
{
"PutRequest": {
"Item": {
"Id": {
"N": "202"
},
"Title": {
"S": "21-Bike-202"
},
"Description": {
"S": "202 Description"
},
"BicycleType": {
"S": "Road"
},
"Brand": {
"S": "Brand-Company A"
},
"Price": {
"N": "200"
},
"Color": {
"L": [
{
"S": "Green"
},
{
"S": "Black"
}
]
},
"ProductCategory": {
"S": "Bicycle"
}
}
}
},
{
"PutRequest": {
"Item": {
"Id": {
"N": "203"
},
"Title": {
"S": "19-Bike-203"
},
"Description": {
"S": "203 Description"
},
"BicycleType": {
"S": "Road"
},
"Brand": {
"S": "Brand-Company B"
},
"Price": {
"N": "300"
},
"Color": {
"L": [
{
"S": "Red"
},
{
"S": "Green"
},
{
"S": "Black"
}
]
},
"ProductCategory": {
"S": "Bicycle"
}
}
}
},
{
"PutRequest": {
"Item": {
"Id": {
"N": "204"
},
"Title": {
"S": "18-Bike-204"
},
"Description": {
"S": "204 Description"
},
"BicycleType": {
"S": "Mountain"
},
"Brand": {
"S": "Brand-Company B"
},
"Price": {
"N": "400"
},
"Color": {
"L": [
{
"S": "Red"
}
]
},
"ProductCategory": {
"S": "Bicycle"
}
}
}
},
{
"PutRequest": {
"Item": {
"Id": {
"N": "205"
},
"Title": {
"S": "18-Bike-204"
},
"Description": {
"S": "205 Description"
},
"BicycleType": {
"S": "Hybrid"
},
"Brand": {
"S": "Brand-Company C"
},
"Price": {
"N": "500"
},
"Color": {
"L": [
{
"S": "Red"
},
{
"S": "Black"
}
]
},
"ProductCategory": {
"S": "Bicycle"
}
}
}
}
]
}
Data sampel Forum
{
"Forum": [
{
"PutRequest": {
"Item": {
"Name": {"S":"Amazon DynamoDB"},
"Category": {"S":"Amazon Web Services"},
"Threads": {"N":"2"},
"Messages": {"N":"4"},
"Views": {"N":"1000"}
}
}
},
{
"PutRequest": {
"Item": {
"Name": {"S":"Amazon S3"},
"Category": {"S":"Amazon Web Services"}
}
}
}
]
}
Data sampel Thread
{
"Thread": [
{
"PutRequest": {
"Item": {
"ForumName": {
"S": "Amazon DynamoDB"
},
"Subject": {
"S": "DynamoDB Thread 1"
},
"Message": {
"S": "DynamoDB thread 1 message"
},
"LastPostedBy": {
"S": "User A"
},
"LastPostedDateTime": {
"S": "2015-09-22T19:58:22.514Z"
},
"Views": {
"N": "0"
},
"Replies": {
"N": "0"
},
"Answered": {
"N": "0"
},
"Tags": {
"L": [
{
"S": "index"
},
{
"S": "primarykey"
},
{
"S": "table"
}
]
}
}
}
},
{
"PutRequest": {
"Item": {
"ForumName": {
"S": "Amazon DynamoDB"
},
"Subject": {
"S": "DynamoDB Thread 2"
},
"Message": {
"S": "DynamoDB thread 2 message"
},
"LastPostedBy": {
"S": "User A"
},
"LastPostedDateTime": {
"S": "2015-09-15T19:58:22.514Z"
},
"Views": {
"N": "3"
},
"Replies": {
"N": "0"
},
"Answered": {
"N": "0"
},
"Tags": {
"L": [
{
"S": "items"
},
{
"S": "attributes"
},
{
"S": "throughput"
}
]
}
}
}
},
{
"PutRequest": {
"Item": {
"ForumName": {
"S": "Amazon S3"
},
"Subject": {
"S": "S3 Thread 1"
},
"Message": {
"S": "S3 thread 1 message"
},
"LastPostedBy": {
"S": "User A"
},
"LastPostedDateTime": {
"S": "2015-09-29T19:58:22.514Z"
},
"Views": {
"N": "0"
},
"Replies": {
"N": "0"
},
"Answered": {
"N": "0"
},
"Tags": {
"L": [
{
"S": "largeobjects"
},
{
"S": "multipart upload"
}
]
}
}
}
}
]
}
Data sampel Reply
{
"Reply": [
{
"PutRequest": {
"Item": {
"Id": {
"S": "Amazon DynamoDB#DynamoDB Thread 1"
},
"ReplyDateTime": {
"S": "2015-09-15T19:58:22.947Z"
},
"Message": {
"S": "DynamoDB Thread 1 Reply 1 text"
},
"PostedBy": {
"S": "User A"
}
}
}
},
{
"PutRequest": {
"Item": {
"Id": {
"S": "Amazon DynamoDB#DynamoDB Thread 1"
},
"ReplyDateTime": {
"S": "2015-09-22T19:58:22.947Z"
},
"Message": {
"S": "DynamoDB Thread 1 Reply 2 text"
},
"PostedBy": {
"S": "User B"
}
}
}
},
{
"PutRequest": {
"Item": {
"Id": {
"S": "Amazon DynamoDB#DynamoDB Thread 2"
},
"ReplyDateTime": {
"S": "2015-09-29T19:58:22.947Z"
},
"Message": {
"S": "DynamoDB Thread 2 Reply 1 text"
},
"PostedBy": {
"S": "User A"
}
}
}
},
{
"PutRequest": {
"Item": {
"Id": {
"S": "Amazon DynamoDB#DynamoDB Thread 2"
},
"ReplyDateTime": {
"S": "2015-10-05T19:58:22.947Z"
},
"Message": {
"S": "DynamoDB Thread 2 Reply 2 text"
},
"PostedBy": {
"S": "User A"
}
}
}
}
]
}