diff options
Diffstat (limited to 'ext/wasm/api/sqlite3-api-worker1.js')
| -rw-r--r-- | ext/wasm/api/sqlite3-api-worker1.js | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/ext/wasm/api/sqlite3-api-worker1.js b/ext/wasm/api/sqlite3-api-worker1.js index d1c63c96e..9a386c13e 100644 --- a/ext/wasm/api/sqlite3-api-worker1.js +++ b/ext/wasm/api/sqlite3-api-worker1.js @@ -278,6 +278,19 @@ The arguments are in the same form accepted by oo1.DB.exec(), with the exceptions noted below. + If the `countChanges` arguments property (added in version 3.43) is + truthy then the `result` property contained by the returned object + will have a `changeCount` property which holds the number of changes + made by the provided SQL. Because the SQL may contain an arbitrary + number of statements, the `changeCount` is calculated by calling + `sqlite3_total_changes()` before and after the SQL is evaluated. If + the value of `countChanges` is 64 then the `changeCount` property + will be returned as a 64-bit integer in the form of a BigInt (noting + that that will trigger an exception if used in a BigInt-incapable + build). In the latter case, the number of changes is calculated by + calling `sqlite3_total_changes64()` before and after the SQL is + evaluated. + A function-type args.callback property cannot cross the window/Worker boundary, so is not useful here. If args.callback is a string then it is assumed to be a @@ -523,7 +536,13 @@ sqlite3.initWorker1API = function(){ } } try { + const changeCount = !!rc.countChanges + ? db.changes(true,(64===rc.countChanges)) + : undefined; db.exec(rc); + if(undefined !== changeCount){ + rc.changeCount = db.changes(true,64===rc.countChanges) - changeCount; + } if(rc.callback instanceof Function){ rc.callback = theCallback; /* Post a sentinel message to tell the client that the end |