Show project ids and the number of documents in each project.
CREATE TABLE Documents (project_id VARCHAR)
SELECT project_id, COUNT(*) FROM Documents GROUP BY project_id
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE Documents (project_id VARCHAR) Question: Show project ids and the number of documents in each project. [/INST] SELECT project_id, COUNT(*) FROM Documents GROUP BY project_id </s>