[Solved] Which of the following is the correct syntax to add an alias named logs_current to an index called logs_2024 using Elasticsearch API?{ "actions": [ { "add": { "index": "logs_2024", "alias":... | Elasticsearch

Elasticsearch - Index Management

Which of the following is the correct syntax to add an alias named logs_current to an index called logs_2024 using Elasticsearch API?

{
  "actions": [
    {
      "add": {
        "index": "logs_2024",
        "alias": "logs_current"
      }
    }
  ]
}

APUT /logs_current { "index": "logs_2024" }

BPOST /_aliases { "actions": [{ "add": { "index": "logs_2024", "alias": "logs_current" } }] }

CGET /logs_2024/_alias/logs_current

DDELETE /_aliases { "actions": [{ "remove": { "index": "logs_2024", "alias": "logs_current" } }] }

Step-by-Step Solution

Solution:

Step 1: Identify the correct API endpoint and method
Adding an alias uses POST on /_aliases with an actions array.
Step 2: Match the syntax with the options
POST /_aliases { "actions": [{ "add": { "index": "logs_2024", "alias": "logs_current" } }] } correctly uses POST /_aliases with the add action and proper JSON structure.
Final Answer:
POST /_aliases with add action JSON -> Option B
Quick Check:
Adding alias uses POST /_aliases = A [OK]

Quick Trick: Add aliases with POST /_aliases and actions array [OK]

Common Mistakes:

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Which of the following is the correct syntax to add an alias named logs_current to an index called logs_2024 using Elasticsearch API?