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Hi @Lslightly 👋🏻
A relatively minimal example of how to use this feature is the following. In your query, you define the external predicate and use it (named external predicate foo(string bar, string baz);
from string a, string b
where foo(a, b)
select a, bYou then create a CSV file with rows for the external predicate, with one column for each parameter. Let's call the following hello, world
goodbye, universeNow you can run the query with |
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what's your purpose? just for human interaction? cli can be used, while vscode extension may need more supports.(I don't use vscode extension much by the way) |
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Thanks for your reply. |
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Hi @mbg. Do you happen to know how to use ExternalData. I know it can take a CSV file via getDataPath(). I tried to use it but failed. |
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For vscode CodeQL extension v1.17.7, I don't find settings or commands related to external predicates. For normal queries that do not use external predicates, the query results can be shown by vscode extension.
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Hi @Lslightly 👋🏻
A relatively minimal example of how to use this feature is the following. In your query, you define the external predicate and use it (named
foohere):You then create a CSV file with rows for the external predicate, with one column for each parameter. Let's call the following
test.csv:Now you can run the query with
codeql query run path-to-your-query.ql --external=foo=test.csvwherefoois the name of the external predicate andtest.csvthe name of the CSV…