Merge branch 'feature/sqlite-jvm'

Author: smyrgeorge

README.md

@@ -65,17 +65,16 @@ Short deep‑dive posts covering Kotlin/Native, FFI, and Rust ↔ Kotlin interop
 
 ### Next Steps (contributions are welcome)
 
-- Create and publish sqlx4k-gradle-plugin.
+- Create and publish sqlx4k-gradle-plugin
 - Pure Kotlin implementation for `ConnectionPool` ✅
 - Validate queries at compile time (avoid runtime errors)
     - Syntax checking is already supported (using the `@Query` annotation) ✅
     - Validate queries by accessing the DB schema ✅
     - Validate query literal types (type check query parameters)
-- Add support for SQLite JVM target.
+- Add support for SQLite JVM target ✅
 - WASM support (?).
-- Pure Kotlin implementation for PostgreSQL.
-- Pure Kotlin implementation for MySQL.
-- Pure Kotlin implementation for SQLite.
+- Pure Kotlin implementation for PostgreSQL
+- Pure Kotlin implementation for MySQL
 
 ### Supported Databases
 
@@ -592,7 +591,7 @@ SQLDelight integration for type-safe SQL queries with sqlx4k.
 
 ## Supported Targets
 
-- jvm (only PostgreSQL and MySQL are supported at the moment)
+- jvm
 - iosArm64
 - iosSimulatorArm64
 - androidNativeX64
@@ -734,6 +733,8 @@ sqlx4k stands on the shoulders of excellent open-source projects:
             - https://github.com/pgjdbc/r2dbc-postgresql
         - MySQL: r2dbc-mysql
             - https://github.com/asyncer-io/r2dbc-mysql
+        - SQLite: rsqlite-jdbc
+            - https://github.com/xerial/sqlite-jdbc
 
 - Build-time tooling
     - JSqlParser — used by the code generator to parse @Query SQL at build time for syntax validation.

examples/sqlite/src/jvmMain/kotlin/Main.kt

@@ -10,7 +10,7 @@ fun main() = runBlocking {
         .build()
 
     val db = sqlite(
-        url = "sqlite::memory:",
+        url = "sqlite://test.db",
         options = options
     )
 

gradle/libs.versions.toml

@@ -36,6 +36,8 @@ jsqlparser = "5.3"
 calcite = "1.40.0"
 # https://github.com/smyrgeorge/log4k
 log4k = "1.1.2"
+# https://github.com/xerial/sqlite-jdbc
+sqlite-jdbc = "3.50.3.0"
 
 [libraries]
 gradle-kotlin-plugin = { module = "org.jetbrains.kotlin:kotlin-gradle-plugin", version.ref = "kotlin" }
@@ -55,6 +57,7 @@ r2dbc-postgresql = { module = "org.postgresql:r2dbc-postgresql", version.ref = "
 jsqlparser = { module = "com.github.jsqlparser:jsqlparser", version.ref = "jsqlparser" }
 calcite-core = { module = "org.apache.calcite:calcite-core", version.ref = "calcite" }
 log4k-slf4j = { module = "io.github.smyrgeorge:log4k-slf4j", version.ref = "log4k" }
+sqlite-jdbc = { module = "org.xerial:sqlite-jdbc", version.ref = "sqlite-jdbc" }
 
 [plugins]
 kotlin-multiplatform = { id = "org.jetbrains.kotlin.multiplatform", version.ref = "kotlin" }

sqlx4k-mysql/src/jvmMain/kotlin/io/github/smyrgeorge/sqlx4k/mysql/MySQL.kt

@@ -31,7 +31,7 @@ import kotlin.time.Duration
 import kotlin.time.toJavaDuration
 import io.r2dbc.pool.ConnectionPool as R2dbcConnectionPool
 import io.r2dbc.spi.Connection as R2dbcConnection
-
+import io.r2dbc.spi.Result as R2dbcResultSet
 
 /**
  * The `MySQL` class provides a driver implementation for interacting with a MySQL database.
@@ -357,7 +357,7 @@ class MySQL(
             }.build()
         }
 
-        private suspend fun io.r2dbc.spi.Result.toResultSet(): ResultSet {
+        private suspend fun R2dbcResultSet.toResultSet(): ResultSet {
             fun Row.toRow(): ResultSet.Row {
                 val columns = metadata.columnMetadatas.mapIndexed { i, c ->
                     ResultSet.Row.Column(

sqlx4k-postgres/src/jvmMain/kotlin/io/github/smyrgeorge/sqlx4k/postgres/PostgreSQLImpl.kt

@@ -25,6 +25,7 @@ import kotlin.time.Duration.Companion.milliseconds
 import io.r2dbc.pool.ConnectionPool as R2dbcConnectionPool
 import io.r2dbc.postgresql.api.Notification as R2dbcNotification
 import io.r2dbc.spi.Connection as R2dbcConnection
+import io.r2dbc.spi.Result as R2dbcResultSet
 
 class PostgreSQLImpl(
     private val connectionFactory: PostgresqlConnectionFactory,
@@ -365,7 +366,7 @@ class PostgreSQLImpl(
                 get() = EmptyCoroutineContext
         }
 
-        private suspend fun io.r2dbc.spi.Result.toResultSet(): ResultSet {
+        private suspend fun R2dbcResultSet.toResultSet(): ResultSet {
             fun Row.toRow(): ResultSet.Row {
                 val columns = metadata.columnMetadatas.mapIndexed { i, c ->
                     ResultSet.Row.Column(

sqlx4k-sqlite/build.gradle.kts

@@ -22,6 +22,10 @@ kotlin {
                 implementation(libs.kotlinx.io.core)
             }
         }
-        // No jvmMain dependencies for SQLite; JVM is not supported yet.
+        val jvmMain by getting {
+            dependencies {
+                implementation(libs.sqlite.jdbc)
+            }
+        }
     }
 }