dimgigov
6bfc5b3a3c
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- Pure Nim wire protocol client (async + sync, no C FFI) - Query Builder: fluent API, SQL generator, execution, transactions - Schema Builder: create/alter/drop tables, column operations - Connection pool with aging and timeout handling - ORM integration via compile-time DB_BARADB switch - Tests: test_open, test_query - Documentation: README.md, PLAN_BARADB.md
132 lines
3.3 KiB
Nim
132 lines
3.3 KiB
Nim
import strformat, json, asyncdispatch
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import ../src/allographer/query_builder
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import ../src/allographer/schema_builder
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from connections import rdb
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rdb.create([
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table("auth",[
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Column.increments("id"),
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Column.string("auth")
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]),
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table("users",[
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Column.increments("id"),
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Column.string("name").nullable(),
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Column.string("email").nullable(),
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Column.string("password").nullable(),
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Column.string("address").nullable(),
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Column.date("birth_date").nullable(),
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Column.foreign("auth_id").reference("id").onTable("auth").onDelete(SET_NULL)
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])
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])
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# シーダー
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seeder rdb, "auth":
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rdb.table("auth").insert(@[
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%*{"auth": "admin"},
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%*{"auth": "user"}
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])
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.waitFor()
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seeder rdb, "users":
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let total = 20
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var insertData: seq[JsonNode]
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for i in 1..total:
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let authId = if i mod 2 == 0: 1 else: 2
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insertData.add(
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%*{
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"name": &"user{i}",
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"email": &"user{i}@gmail.com",
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"password": &"password{i}",
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"auth_id": authId
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}
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)
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rdb.table("users").insert(insertData).waitFor()
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echo rdb.table("users").get().waitFor()
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echo rdb
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.select("users.id", "users.email")
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.table("users")
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.where("name", "=", "user3")
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.orWhere("name", "=", "user4")
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.orWhere("users.id", "=", 5)
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.join("auth", "auth.id", "=", "users.auth_id")
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.limit(10)
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.get()
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.waitFor()
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echo rdb.select("id", "email").table("users").limit(5).get().waitFor()
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echo rdb.select("id", "email").table("users").limit(5).first().waitFor()
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echo rdb.table("users").find(4).waitFor()
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echo rdb.select("id", "email").table("users").limit(5).find(3).waitFor()
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echo ""
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rdb.table("users").insert(%*{"name": "John", "email": "John@gmail.com"}).waitFor()
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echo rdb.table("users").insertId(%*{"name": "John", "email": "John@gmail.com"}).waitFor()
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rdb.table("users").insert(
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@[
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%*{"name": "John", "email": "John@gmail.com"},
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%*{"name": "Paul", "email": "Paul@gmail.com"}
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]
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)
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.waitFor()
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rdb.table("users").insert(
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@[
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%*{"name": "Mick", "email": "Mick@gmail.com"},
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%*{"name": "Keith", "password": "KeithPass"}
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]
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)
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.waitFor()
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rdb.table("users").where("id", "=", 2).update(%*{"name": "David"}).waitFor()
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rdb.table("users").where("id", "=", 2).update(%*{"name": "David"}).waitFor()
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echo rdb.select().table("users").where("name", "=", "David").get().waitFor()
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echo rdb.table("users").find(2).waitFor()
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rdb.table("users").where("name", "=", "David").delete().waitFor()
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rdb.table("users").delete(3).waitFor()
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echo rdb.table("users").find(3).waitFor()
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echo rdb.table("users").limit(5).get().waitFor()
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echo rdb.select("name").table("users").where("address", "is", nil).get().waitFor()
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# sql check
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let r = rdb
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.select("users.id", "users.email")
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.table("users")
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.where("name", "=", "user3")
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.where("name", "=", "user4")
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.where("users.id", "=", 5)
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.orWhere("name", "=", "user6")
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.orWhere("users.id", "=", 7)
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.join("auth", "auth.id", "=", "users.auth_id")
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.limit(10)
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.get()
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.waitFor()
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echo r[0]["id"]
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echo r[0]["id"].type
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echo r[0]["email"]
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echo r[0]["email"].type
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type User = ref object
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id:int
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name:string
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email:string
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password:string
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address:string
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birth_date:string
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auth_id:int
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let users = rdb.table("users").limit(5).get().orm(User).waitFor()
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for user in users:
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echo user.name
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waitFor rdb.raw("DROP TABLE users").exec()
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waitFor rdb.raw("DROP TABLE auth").exec()
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