Add default array en/decoder support to the H2 JdbcContext (#3269)

* - Added support for onConflictIgnore to H2 (v1.4.200 in PostgreSQL mode)
- Doc updated with database actions return values

* Add default array en/decoder support to the H2 JdbcContext

---------

Co-authored-by: Juliano Alves <von.juliano@gmail.com>

Author: b-gyula

quill-jdbc-test-h2/src/test/scala/io/getquill/context/jdbc/h2/ArrayJdbcEncodingSpec.scala

@@ -0,0 +1,40 @@
+package io.getquill.context.jdbc.h2
+
+import io.getquill.context.sql.encoding.ArrayEncodingBaseSpec
+
+import java.sql.Timestamp
+
+class ArrayJdbcEncodingSpec extends ArrayEncodingBaseSpec {
+  val ctx = testContext
+  import ctx._
+
+  val q         = quote(query[ArraysTestEntity])
+  val corrected = e.copy(timestamps = e.timestamps.map(d => new Timestamp(d.getTime)))
+
+  override protected def beforeEach(): Unit = {
+    ctx.run(q.delete)
+    ()
+  }
+
+  "Support all sql base types and `Seq` implementers" in {
+    ctx.run(q.insertValue(lift(corrected)))
+    val actual = ctx.run(q).head
+    actual mustEqual corrected
+    baseEntityDeepCheck(actual, corrected)
+  }
+
+  "Support Seq encoding basing on MappedEncoding" in {
+    val wrapQ = quote(querySchema[WrapEntity]("ArraysTestEntity"))
+    ctx.run(wrapQ.insertValue(lift(wrapE)))
+    ctx.run(wrapQ).head.texts mustBe wrapE.texts
+  }
+
+  "empty array on found null" in {
+    case class ArraysTestEntity(texts: Option[List[String]])
+    ctx.run(query[ArraysTestEntity].insertValue(lift(ArraysTestEntity(None))))
+
+    case class E(texts: List[String])
+    ctx.run(querySchema[E]("ArraysTestEntity")).headOption.map(_.texts) mustBe Some(Nil)
+  }
+
+}

quill-jdbc/src/main/scala/io/getquill/context/jdbc/SimplifiedContexts.scala

@@ -32,7 +32,9 @@ trait H2JdbcTypes[+D <: H2Dialect, +N <: NamingStrategy]
     with ObjectGenericTimeEncoders
     with ObjectGenericTimeDecoders
     with BooleanObjectEncoding
-    with UUIDObjectEncoding {
+    with UUIDObjectEncoding
+    with ArrayDecoders
+    with ArrayEncoders {
 
   val idiom: D
 }

quill-jdbc/src/test/resources/sql/h2-schema.sql

@@ -23,7 +23,7 @@ CREATE TABLE IF NOT EXISTS Task(
     tsk VARCHAR(255)
 );
 
-CREATE TABLE TimeEntity(
+CREATE TABLE IF NOT EXISTS TimeEntity(
     sqlDate        DATE,                     -- java.sql.Date
     sqlTime        TIME,                     -- java.sql.Time
     sqlTimestamp   TIMESTAMP,                -- java.sql.Timestamp
@@ -46,7 +46,7 @@ CREATE TABLE IF NOT EXISTS EncodingTestEntity(
     v6 INTEGER,
     v7 BIGINT,
     v8 FLOAT,
-    v9 DOUBLE PRECISIOn,
+    v9 DOUBLE PRECISION,
     v10 BYTEA,
     v11 TIMESTAMP,
     v12 VARCHAR(255),
@@ -60,7 +60,7 @@ CREATE TABLE IF NOT EXISTS EncodingTestEntity(
     o6 INTEGER,
     o7 BIGINT,
     o8 FLOAT,
-    o9 DOUBLE PRECISIOn,
+    o9 DOUBLE PRECISION,
     o10 BYTEA,
     o11 TIMESTAMP,
     o12 VARCHAR(255),
@@ -99,19 +99,19 @@ CREATE TABLE IF NOT EXISTS Product(
     sku BIGINT
 );
 
-CREATE TABLE IF NOT EXISTS Contact(
-    firstName VARCHAR(255),
-    lastName VARCHAR(255),
-    age int,
-    addressFk int,
-    extraInfo VARCHAR(255)
-);
-
-CREATE TABLE IF NOT EXISTS Address(
-    id int,
-    street VARCHAR(255),
-    zip int,
-    otherExtraInfo VARCHAR(255)
+CREATE TABLE IF NOT EXISTS ArraysTestEntity (
+    texts VARCHAR(255) ARRAY,
+    decimals   DECIMAL(5,2) ARRAY,
+    bools      BOOLEAN ARRAY,
+    bytes      TINYINT ARRAY,
+    shorts     SMALLINT ARRAY,
+    ints       INT ARRAY,
+    longs      BIGINT ARRAY,
+    floats     FLOAT ARRAY,
+    doubles    DOUBLE PRECISION ARRAY,
+    timestamps TIMESTAMP ARRAY,
+    dates      DATE ARRAY,
+    uuids      UUID ARRAY
 );
 
 CREATE TABLE IF NOT EXISTS Contact(