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fixed typo, added note on matching schema requirement for unioned data sources
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@ -12,7 +12,7 @@ The table data source is the most common type. It's represented by a string, or
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```json
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{
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"type": "table",
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"name": <string_value>
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"name": "<string_value>"
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}
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```
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@ -22,10 +22,13 @@ This data source unions two or more table data sources.
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```json
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{
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"type": "union",
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"dataSources": ["<string_value1>", "<string_value2>", "<string_value3>", ... ]]
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"dataSources": ["<string_value1>", "<string_value2>", "<string_value3>", ... ]
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}
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```
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Note that the data sources being unioned should have the same schema.
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### Query Data Source
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```json
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{
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