[[d1_databases]]
binding = "DB" # available in your Worker on env.DB
database_name = "prod-d1-tutorial"
database_id = "<unique-ID-for-your-database>" 
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D1Database using getPlatformProxy from the "wrangler" module
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DN
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wrangler d1 insights
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wrangler
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M/query endpoint with multiple statements, is the operation atomic?M
IMM
exec() prepare() -- but prepare doesn't work with multiple statements 
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Ddb-env and db-prodmigrations/0001_init.sql and migrations/0002_init.sql:Dwrangler.tomlmigrations_dir key... though, I think having it in its own dir is better for my personal taste anyway, I don't necessarily want the db associated with the same dir as the worker 
DDDmigrations_dir key worked perfectly 
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JRight now, deletes are treated as writes.
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ON UPDATE RESTRICT, to prevent updates from happening if there's any foreign keys that relies on a field that's being changed?MJJIIIMMM
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D1DatabasegetPlatformProxy"wrangler"➜ npx wrangler@latest d1 insights db-enam --sort-by=reads[
{
"query": "SELECT * FROM [Order] ORDER BY random() LIMIT ?",
"avgRowsRead": 2000,
"totalRowsRead": 2842000,
"avgRowsWritten": 0,
"totalRowsWritten": 0,
"avgDurationMs": 3.9992672061928225,
"totalDurationMs": 5682.958700000001,
"numberOfTimesRun": 1421
},
{
"query": "DROP TABLE IF EXISTS \"Order\";",
"avgRowsRead": 13,
"totalRowsRead": 17004,
"avgRowsWritten": 0,
"totalRowsWritten": 0,
"avgDurationMs": 0.35294311926605504,
"totalDurationMs": 461.6496,
"numberOfTimesRun": 1308
},/queryexec()prepare()db-envdb-prodmigrations/0001_init.sqlmigrations/0002_init.sqlnpx wrangler d1 migrations create foo-dev init --env=dev
npx wrangler d1 migrations create foo-prod init --env=prodmigrations_dirmigrations_dirON UPDATE RESTRICTCREATE TABLE `experiences` (
`id` text PRIMARY KEY NOT NULL,
`name` text NOT NULL
);
CREATE TABLE `users` (
`id` text PRIMARY KEY NOT NULL,
`name` text NOT NULL
);
CREATE TABLE `experience_owners` (
`experience_id` text NOT NULL,
`user_id` text NOT NULL,
PRIMARY KEY(`experience_id`, `user_id`),
FOREIGN KEY (`experience_id`) REFERENCES `experiences`(`id`) ON UPDATE no action ON DELETE cascade
FOREIGN KEY (`user_id`) REFERENCES `users`(`id`) ON UPDATE no action ON DELETE no action
);
insert into experiences (id, name) VALUES (1, 'owning a house');
insert into users (id, name) VALUES (1, 'some guy');
insert into experience_owners (experience_id, user_id) VALUES (1,1);[env.prod]
build = { command = "worker-build --release" }
d1_databases = [{ binding = "DB_PROD", database_name = "foo-prod", database_id = "id-2" }]
[env.dev]
build = { command = "worker-build --dev" }
d1_databases = [{ binding = "DB_DEV", database_name = "foo-dev", database_id = "id-1" }]
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