Sample Query Plan - Texera/texera GitHub Wiki

A table called twitter is available to use. The main information (tweets) is in an attribute called text.

Example of a simple keyword search

1. Drag the Source: Keyword operator and edit properties with:

• keyword: climate change,
• attribute: text,
• table name: twitter,
• a span list name: climate change results or whatever name you prefer;
• Click save.

2. Drag the View Results operator, click save on the sidebar.
3. Link KeywordSource with View Results by clicking the Output1 of KeywordSource first, then click the dashed-line on Input1 of View Results.
4. Click "Run", you'll see the results displayed on the webpage

Example of a simple sentiment analysis

1. Reload the page;
2. Drag the Source: Scan operator and edit properties with: tableName = twitter. Click save.
3. Drag the Sentiment Analysis operator and edit properties with:

• attribute: text,
• result attribute: sentiment or whatever you prefer
• click save.
• link ScanSource with NlpSentiment.

3. Drag the View Results operator, click save on the sidebar, then link NlpSentiment with View Results.