diff --git a/sqlTranslate/.idea/workspace.xml b/sqlTranslate/.idea/workspace.xml
index 83e2c1960..21970c276 100644
--- a/sqlTranslate/.idea/workspace.xml
+++ b/sqlTranslate/.idea/workspace.xml
@@ -4,7 +4,10 @@
-
+
+
+
+
@@ -36,20 +39,22 @@
- {
- "keyToString": {
- "RunOnceActivity.OpenProjectViewOnStart": "true",
- "RunOnceActivity.ShowReadmeOnStart": "true",
- "git-widget-placeholder": "master",
- "kotlin-language-version-configured": "true",
- "last_opened_file_path": "F:/oracle2opengauss/examples/sqlTranslate",
- "project.structure.last.edited": "模块",
- "project.structure.proportion": "0.0",
- "project.structure.side.proportion": "0.0",
- "settings.editor.selected.configurable": "preferences.pluginManager"
+
-
+}]]>
+
@@ -86,13 +91,25 @@
+
+
+
+
+
+
+
+
+
+
+
diff --git a/sqlTranslate/src/test/java/testAlterTable.java b/sqlTranslate/src/test/java/testAlterTable.java
new file mode 100644
index 000000000..ef9ab229a
--- /dev/null
+++ b/sqlTranslate/src/test/java/testAlterTable.java
@@ -0,0 +1,54 @@
+import config.CommonConfig;
+import generator.OpenGaussGenerator;
+import lexer.OracleLexer;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
+import parser.OracleParser;
+import parser.ast.ASTNode;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class testAlterTable {
+ List testSQL = new ArrayList<>();
+ @BeforeEach
+ public void loadData()
+ {
+ testSQL.add("ALTER TABLE employees ADD email VARCHAR2(100);");
+ testSQL.add("ALTER TABLE employees ADD email LONG RAW;");
+ testSQL.add("ALTER TABLE employees DROP COLUMN middle_name;");
+ testSQL.add("ALTER TABLE employees MODIFY salary NUMBER(10,2);");
+ testSQL.add("ALTER TABLE employees MODIFY salary ROWID;");
+ testSQL.add("ALTER TABLE employees RENAME COLUMN first_name TO given_name;");
+ testSQL.add("ALTER TABLE employees ADD CONSTRAINT emp_pk PRIMARY KEY (employee_id);");
+ testSQL.add("ALTER TABLE employees DROP CONSTRAINT emp_pk;");
+ testSQL.add("ALTER TABLE employees RENAME TO staff;");
+ System.out.println("===== test of the alter table =====");
+ System.out.println("The source DBMS is: " + CommonConfig.getSourceDB());
+ System.out.println("The target DBMS is: " + CommonConfig.getTargetDB());
+ System.out.println();
+ }
+
+ @Test
+ public void testAlterTable()
+ {
+ int num = 1;
+ for (String sql : testSQL) {
+ System.out.println("===== test of the SQL" + num++ + " =====");
+ System.out.println("Input SQL: " + sql);
+ OracleLexer lexer = new OracleLexer(sql);
+ lexer.printTokens();
+ OracleParser parser = new OracleParser(lexer);
+ ASTNode root = parser.parse();
+ System.out.println("The AST of the input SQL: ");
+ System.out.println(root.getASTString());
+ System.out.println("The query String of the AST parsed from the input SQL: ");
+ System.out.println(root.toQueryString());
+ OpenGaussGenerator generator = new OpenGaussGenerator(root);
+ System.out.println("The converted query String: ");
+ System.out.println(generator.generate());
+
+ System.out.println();
+ }
+ }
+}