20260821230656

code/fms/.tmp-fkcheck/LogPkShow.java

@@ -0,0 +1,30 @@
+import java.io.FileInputStream;
+import java.sql.*;
+import java.util.Properties;
+public class LogPkShow {
+    public static void main(String[] args) throws Exception {
+        Properties props = new Properties();
+        try (FileInputStream in = new FileInputStream(args[0])) { props.load(in); }
+        try (Connection conn = DriverManager.getConnection(props.getProperty("url"), props.getProperty("username"), props.getProperty("password"))) {
+            for (String t : new String[]{"s_log_login", "s_log_technical", "s_log_audit", "s_log_audit_field"}) {
+                System.out.println("== " + t + " ==");
+                // PK columns
+                try (Statement st = conn.createStatement(); ResultSet rs = st.executeQuery(
+                    "SELECT kc.name AS pk, c.name AS col FROM sys.key_constraints kc " +
+                    "JOIN sys.index_columns ic ON ic.object_id = kc.parent_object_id AND ic.index_id = kc.unique_index_id " +
+                    "JOIN sys.columns c ON c.object_id = ic.object_id AND c.column_id = ic.column_id " +
+                    "WHERE kc.type = 'PK' AND kc.parent_object_id = OBJECT_ID('" + t + "') ORDER BY ic.key_ordinal")) {
+                    if (rs.next()) System.out.printf("  PK: %s -> column: %s%n", rs.getString("pk"), rs.getString("col"));
+                    else System.out.println("  PK: NONE !!");
+                }
+                // all columns
+                try (Statement st = conn.createStatement(); ResultSet rs = st.executeQuery(
+                    "SELECT c.name, c.is_identity FROM sys.columns c WHERE c.object_id=OBJECT_ID('" + t + "') ORDER BY c.column_id")) {
+                    StringBuilder sb = new StringBuilder("  cols: ");
+                    while (rs.next()) sb.append(rs.getString(1)).append(rs.getBoolean("is_identity") ? "(identity) " : " ");
+                    System.out.println(sb);
+                }
+            }
+        }
+    }
+}