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database/sql: document args, add a couple examples
Fixes #3460 R=golang-dev, alex.brainman CC=golang-dev https://golang.org/cl/7096046
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2 changed files with 46 additions and 0 deletions
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@ -373,6 +373,7 @@ func (db *DB) exec(query string, args []interface{}) (res Result, err error) {
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}
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// Query executes a query that returns rows, typically a SELECT.
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// The args are for any placeholder parameters in the query.
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func (db *DB) Query(query string, args ...interface{}) (*Rows, error) {
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stmt, err := db.Prepare(query)
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if err != nil {
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