Fix to case errors

src/main/scala/com/rawlabs/das/sqlite/DASSqliteBackend.scala

@@ -77,7 +77,7 @@ private class DASSqliteBackend(dataSource: DataSource) extends StrictLogging {
         val tableMap = scala.collection.mutable.Map.empty[String, DASSqliteTable]
 
         while (rs.next()) {
-          val tableName = rs.getString("name").toLowerCase
+          val tableName = rs.getString("name")
           val pkOpt = primaryKey(conn, tableName)
           val tdef = tableDefinition(conn, tableName)
           tableMap += tableName -> new DASSqliteTable(this, tdef, pkOpt)
@@ -141,7 +141,7 @@ private class DASSqliteBackend(dataSource: DataSource) extends StrictLogging {
           val colCount = meta.getColumnCount
 
           for (i <- 1 to colCount) {
-            val colName = meta.getColumnName(i).toLowerCase
+            val colName = meta.getColumnName(i)
             val value = toDASValue(rs, i)
             rowBuilder.addColumns(Column.newBuilder().setName(colName).setData(value).build())
           }
@@ -301,7 +301,7 @@ private class DASSqliteBackend(dataSource: DataSource) extends StrictLogging {
           val meta = rs.getMetaData
           val colCount = meta.getColumnCount
           for (i <- 1 to colCount) {
-            val colName = meta.getColumnName(i).toLowerCase
+            val colName = meta.getColumnName(i)
             val value = toDASValue(rs, i)
             rowBuilder.addColumns(
               Column
@@ -341,7 +341,7 @@ private class DASSqliteBackend(dataSource: DataSource) extends StrictLogging {
             pkColumns += rs.getString("name")
           }
         }
-        if (pkColumns.size == 1) Some(pkColumns.head.toLowerCase)
+        if (pkColumns.size == 1) Some(pkColumns.head)
         else None
       }
     }

src/test/scala/com/rawlabs/das/sqlite/DASSqliteSimpleTest.scala

@@ -0,0 +1,80 @@
+/*
+ * Copyright 2025 RAW Labs S.A.
+ *
+ * Use of this software is governed by the Business Source License
+ * included in the file licenses/BSL.txt.
+ *
+ * As of the Change Date specified in that file, in accordance with
+ * the Business Source License, use of this software will be governed
+ * by the Apache License, Version 2.0, included in the file
+ * licenses/APL.txt.
+ */
+
+package com.rawlabs.das.sqlite
+
+import scala.jdk.CollectionConverters._
+
+import org.scalatest.BeforeAndAfterAll
+import org.scalatest.funsuite.AnyFunSuite
+
+import com.rawlabs.protocol.das.v1.tables.{Column, Row}
+import com.rawlabs.protocol.das.v1.types.{Value, ValueDouble, ValueInt, ValueString}
+import com.typesafe.scalalogging.StrictLogging
+
+class DASSqliteSimpleTest extends AnyFunSuite with BeforeAndAfterAll with StrictLogging {
+
+  test("read mydb file") {
+    val resourceUrl = getClass.getResource("/mydb")
+    val file = new java.io.File(resourceUrl.toURI)
+    val fullPath = file.getAbsolutePath
+
+    val sdk = new DASSqlite(Map("database" -> fullPath))
+    val defs = sdk.tableDefinitions
+    assert(defs.nonEmpty, "tableDefinitions should not be empty.")
+    val names = defs.map(_.getTableId.getName)
+    assert(names.contains("COMPANY"), "We expect 'COMPANY' table in the DB.")
+
+    val columns = defs.find(_.getTableId.getName == "COMPANY").get.getColumnsList.asScala
+    assert(columns.map(_.getName) == Seq("ID", "NAME", "AGE", "ADDRESS", "SALARY"), "Columns should match.")
+
+    val rs =
+      sdk.getTable("COMPANY").get.execute(Seq.empty, Seq("ID", "NAME", "AGE", "ADDRESS", "SALARY"), Seq.empty, None)
+    val buf = scala.collection.mutable.ListBuffer[Row]()
+    while (rs.hasNext) {
+      buf += rs.next()
+    }
+    rs.close()
+
+    assert(
+      buf.toList == List(
+        buildMyDbRow(1, "Paul", 32, "California", 20000.0),
+        buildMyDbRow(2, "Allen", 25, "Texas", 15000.0),
+        buildMyDbRow(3, "Teddy", 23, "Norway", 20000.0),
+        buildMyDbRow(4, "Mark", 25, "Rich-Mond ", 65000.0),
+        buildMyDbRow(5, "David", 27, "Texas", 85000.0),
+        buildMyDbRow(6, "Kim", 22, "South-Hall", 45000.0)))
+
+    sdk.close()
+  }
+
+  private def buildMyDbRow(id: Int, name: String, age: Int, address: String, salary: Double): Row = {
+    val row = Row.newBuilder()
+    row.addColumns(Column.newBuilder().setName("ID").setData(Value.newBuilder().setInt(ValueInt.newBuilder().setV(id))))
+    row.addColumns(
+      Column.newBuilder().setName("NAME").setData(Value.newBuilder().setString(ValueString.newBuilder().setV(name))))
+    row.addColumns(
+      Column.newBuilder().setName("AGE").setData(Value.newBuilder().setInt(ValueInt.newBuilder().setV(age))))
+    row.addColumns(
+      Column
+        .newBuilder()
+        .setName("ADDRESS")
+        .setData(Value.newBuilder().setString(ValueString.newBuilder().setV(address))))
+    row.addColumns(
+      Column
+        .newBuilder()
+        .setName("SALARY")
+        .setData(Value.newBuilder().setDouble(ValueDouble.newBuilder().setV(salary))))
+    row.build()
+  }
+
+}

src/test/scala/com/rawlabs/das/sqlite/DASSqliteTableTest.scala

@@ -116,7 +116,7 @@ class DASSqliteTableTest extends AnyFunSuite with BeforeAndAfterAll with StrictL
   test("DASSqlite.tableDefinitions returns our test table") {
     val defs = sdk.tableDefinitions
     assert(defs.nonEmpty, "tableDefinitions should not be empty.")
-    val names = defs.map(_.getTableId.getName.toLowerCase)
+    val names = defs.map(_.getTableId.getName)
     assert(names.contains("all_types"), "We expect 'all_types' table in the DB.")
   }
 
@@ -143,7 +143,7 @@ class DASSqliteTableTest extends AnyFunSuite with BeforeAndAfterAll with StrictL
     assert(defn.getTableId.getName.equalsIgnoreCase("all_types"), "Expected table name 'all_types'")
     assert(defn.getColumnsCount > 0, "We expect at least 1 column in the schema.")
 
-    val columnNames = defn.getColumnsList.asScala.map(_.getName.toLowerCase).toSet
+    val columnNames = defn.getColumnsList.asScala.map(_.getName).toSet
     val expectedSomeColumns = Set(
       "id",
       "col_integer",