diff --git a/src/main/java/com/yau/digitalrmb/identity/infrastructure/persistence/PlatformUserSnapshotSchemaUpgrade.java b/src/main/java/com/yau/digitalrmb/identity/infrastructure/persistence/PlatformUserSnapshotSchemaUpgrade.java
deleted file mode 100644
index 56a9e4c..0000000
--- a/src/main/java/com/yau/digitalrmb/identity/infrastructure/persistence/PlatformUserSnapshotSchemaUpgrade.java
+++ /dev/null
@@ -1,43 +0,0 @@
-package com.yau.digitalrmb.identity.infrastructure.persistence;
-
-import javax.annotation.PostConstruct;
-import org.springframework.jdbc.core.JdbcTemplate;
-import org.springframework.stereotype.Component;
-
-@Component
-public class PlatformUserSnapshotSchemaUpgrade {
-    private static final String[][] PROFILE_COLUMNS = {
-            {"school_id", "VARCHAR(64) NULL"},
-            {"school_name", "VARCHAR(128) NULL"},
-            {"college_id", "VARCHAR(64) NULL"},
-            {"college_name", "VARCHAR(128) NULL"},
-            {"major_id", "VARCHAR(64) NULL"},
-            {"major_name", "VARCHAR(128) NULL"},
-            {"role_id", "BIGINT NULL"},
-            {"class_id", "VARCHAR(64) NULL"},
-            {"class_name", "VARCHAR(128) NULL"},
-            {"student_id", "VARCHAR(64) NULL"}
-    };
-
-    private final JdbcTemplate jdbcTemplate;
-
-    public PlatformUserSnapshotSchemaUpgrade(JdbcTemplate jdbcTemplate) {
-        this.jdbcTemplate = jdbcTemplate;
-    }
-
-    @PostConstruct
-    public void ensureColumns() {
-        for (String[] column : PROFILE_COLUMNS) {
-            if (!columnExists(column[0])) {
-                jdbcTemplate.execute("ALTER TABLE platform_user_snapshot ADD COLUMN " + column[0] + " " + column[1]);
-            }
-        }
-    }
-
-    private boolean columnExists(String columnName) {
-        Integer count = jdbcTemplate.queryForObject("SELECT COUNT(*) FROM INFORMATION_SCHEMA.COLUMNS "
-                + "WHERE LOWER(TABLE_NAME) = 'platform_user_snapshot' AND LOWER(COLUMN_NAME) = ?", Integer.class,
-                columnName);
-        return count != null && count > 0;
-    }
-}
diff --git a/src/test/java/com/yau/digitalrmb/identity/PlatformUserSnapshotSchemaUpgradeTest.java b/src/test/java/com/yau/digitalrmb/identity/PlatformUserSnapshotSchemaUpgradeTest.java
deleted file mode 100644
index 7c66f79..0000000
--- a/src/test/java/com/yau/digitalrmb/identity/PlatformUserSnapshotSchemaUpgradeTest.java
+++ /dev/null
@@ -1,28 +0,0 @@
-package com.yau.digitalrmb.identity;
-
-import com.yau.digitalrmb.identity.infrastructure.persistence.PlatformUserSnapshotSchemaUpgrade;
-import org.junit.jupiter.api.Test;
-import org.springframework.beans.factory.annotation.Autowired;
-import org.springframework.boot.test.context.SpringBootTest;
-import org.springframework.jdbc.core.JdbcTemplate;
-import org.springframework.test.context.ActiveProfiles;
-
-import static org.assertj.core.api.Assertions.assertThat;
-
-@SpringBootTest
-@ActiveProfiles("test")
-class PlatformUserSnapshotSchemaUpgradeTest {
-    @Autowired private JdbcTemplate jdbcTemplate;
-    @Autowired private PlatformUserSnapshotSchemaUpgrade schemaUpgrade;
-
-    @Test
-    void restoresMissingProfileColumnWithPortableAlterStatement() {
-        jdbcTemplate.execute("ALTER TABLE platform_user_snapshot DROP COLUMN student_id");
-
-        schemaUpgrade.ensureColumns();
-
-        Integer count = jdbcTemplate.queryForObject("SELECT COUNT(*) FROM INFORMATION_SCHEMA.COLUMNS "
-                + "WHERE LOWER(TABLE_NAME) = 'platform_user_snapshot' AND LOWER(COLUMN_NAME) = 'student_id'", Integer.class);
-        assertThat(count).isEqualTo(1);
-    }
-}