Fix build break and add 19.14 in regression

.github/workflows/build.yml

@@ -25,7 +25,7 @@ jobs:
       matrix:
         java: [8, 9, 11]
         # most recent LTS releases and latest stable build
-        clickhouse: ["20.3", "20.8", "latest"]
+        clickhouse: ["19.14", "20.3", "20.8", "latest"]
     name: Build using JDK ${{ matrix.java }} against ClickHouse ${{ matrix.clickhouse }}
     steps:
       - name: Check out Git repository
@@ -34,5 +34,13 @@ jobs:
         uses: actions/setup-java@v1
         with:
           java-version: ${{ matrix.java }}
+      # Step that does that actual cache save and restore
+      - name: Cache maven dependencies
+        uses: actions/cache@v2
+        with:
+          path: ~/.m2/repository
+          key: ${{ runner.os }}-build-${{ hashFiles('**/pom.xml') }}
+          restore-keys: |
+            ${{ runner.os }}-build-
       - name: Build with Maven
         run: mvn --batch-mode --update-snapshots -DclickhouseVersion=${{ matrix.clickhouse }} verify

.github/workflows/verify.yml

@@ -0,0 +1,36 @@
+name: Verify
+
+on:
+  workflow_dispatch:
+    inputs:
+      clickhouse:
+        description: "ClickHouse version"
+        required: true
+        default: "latest"
+      java:
+        description: "Java version"
+        required: true
+        default: "8"
+      pr:
+        description: "Pull request#"
+        required: false
+
+jobs:
+  verify:
+    runs-on: ubuntu-latest
+    name: Verify branch/PR using JDK ${{ github.event.inputs.java }} against ClickHouse ${{ github.event.inputs.clickhouse }}
+    steps:
+      - name: Check out repository
+        uses: actions/checkout@v2
+        if: github.event.inputs.pr == ''
+      - name: Check out PR ${{ github.event.inputs.pr }}
+        uses: actions/checkout@v2
+        if: github.event.inputs.pr != ''
+        with:
+          ref: refs/remotes/pull/${{ github.event.inputs.pr }}/merge
+      - name: Set up JDK ${{ github.event.inputs.java }}
+        uses: actions/setup-java@v1
+        with:
+          java-version: ${{ github.event.inputs.java }}
+      - name: Verify with Maven
+        run: mvn --batch-mode --update-snapshots -DclickhouseVersion=${{ github.event.inputs.clickhouse }} verify

src/test/java/ru/yandex/clickhouse/ClickHouseContainerForTest.java

@@ -4,6 +4,7 @@
 import org.testng.annotations.BeforeSuite;
 
 import ru.yandex.clickhouse.settings.ClickHouseProperties;
+import ru.yandex.clickhouse.util.ClickHouseVersionNumberUtil;
 
 import java.time.Duration;
 
@@ -17,13 +18,19 @@ public class ClickHouseContainerForTest {
     private static final int NATIVE_PORT = 9000;
     private static final int MYSQL_PORT = 3306;
 
+    private static final String clickhouseVersion;
     private static final GenericContainer<?> clickhouseContainer;
 
     static {
         String imageTag = System.getProperty("clickhouseVersion");
         if (imageTag == null || (imageTag = imageTag.trim()).isEmpty()) {
-            imageTag = "";
+            clickhouseVersion = imageTag = "";
         } else {
+            if (ClickHouseVersionNumberUtil.getMajorVersion(imageTag) == 0) {
+                clickhouseVersion = "";
+            } else {
+                clickhouseVersion = imageTag;
+            }
             imageTag = ":" + imageTag;
         }
 
@@ -33,6 +40,10 @@ public class ClickHouseContainerForTest {
                 .withExposedPorts(HTTP_PORT, NATIVE_PORT, MYSQL_PORT);
     }
 
+    public static String getClickHouseVersion() {
+        return clickhouseVersion;
+    }
+
     public static GenericContainer<?> getClickHouseContainer() {
         return clickhouseContainer;
     }

src/test/java/ru/yandex/clickhouse/integration/ErrorsTest.java

@@ -7,6 +7,7 @@
 import ru.yandex.clickhouse.ClickHouseContainerForTest;
 import ru.yandex.clickhouse.except.ClickHouseException;
 import ru.yandex.clickhouse.settings.ClickHouseProperties;
+import ru.yandex.clickhouse.util.ClickHouseVersionNumberUtil;
 
 import javax.sql.DataSource;
 
@@ -27,7 +28,12 @@ public void testWrongUser() {
         try {
             Connection connection = dataSource.getConnection();
         } catch (Exception e) {
-            Assert.assertEquals((getClickhouseException(e)).getErrorCode(), 516);
+            String version = ClickHouseContainerForTest.getClickHouseVersion();
+            if (!version.isEmpty() && ClickHouseVersionNumberUtil.getMajorVersion(version) <= 19) {
+                Assert.assertEquals((getClickhouseException(e)).getErrorCode(), 192);
+            } else {
+                Assert.assertEquals((getClickhouseException(e)).getErrorCode(), 516);
+            }
             return;
         }
         Assert.assertTrue(false, "didn' find correct error");
@@ -58,7 +64,8 @@ public void testErrorDecompression() throws Exception {
         try {
             statement.executeBatch();
         } catch (Exception e) {
-            Assert.assertTrue(getClickhouseException(e).getMessage().startsWith("ClickHouse exception, code: 60, host: " + address[0] +", port: " + address[1] +"; Code: 60, e.displayText() = DB::Exception: Table test.table_not_exists doesn't exist."));
+            String exceptionMsg = getClickhouseException(e).getMessage();
+            Assert.assertTrue(exceptionMsg.startsWith("ClickHouse exception, code: 60, host: " + address[0] +", port: " + address[1] +"; Code: 60, e.displayText() = DB::Exception: Table test.table_not_exists doesn't exist"), exceptionMsg);
             return;
         }
         Assert.assertTrue(false, "didn' find correct error");

src/test/java/ru/yandex/clickhouse/integration/NativeStreamTest.java

@@ -36,6 +36,11 @@ public void testLowCardinality() throws Exception{
             "CREATE TABLE test.low_cardinality (date Date, lowCardinality LowCardinality(String), string String) ENGINE = MergeTree(date, (date), 8192)"
         );
 
+        // Code: 368, e.displayText() = DB::Exception: Bad cast from type DB::ColumnString to DB::ColumnLowCardinality
+        if (connection.getMetaData().getDatabaseMajorVersion() <= 19) {
+            return;
+        }
+
         final Date date1 = new Date(1497474018000L);
 
         statement.sendNativeStream(