Merge pull request #2775 from tristaZero/dev

Add jdbc tests for encryptiion

sharding-core/sharding-core-common/src/main/java/org/apache/shardingsphere/core/rule/EncryptRule.java

@@ -182,6 +182,20 @@ public final class EncryptRule implements BaseRule {
         return tables.get(logicTable).getCipherColumns();
     }
     
+    /**
+     * Is cipher column or not.
+     *
+     * @param columnName column name
+     * @return cipher column or not
+     */
+    public boolean isCipherColumn(final String columnName) {
+        Collection<String> result = new LinkedList<>();
+        for (EncryptTable each : tables.values()) {
+            result.addAll(each.getCipherColumns());
+        }
+        return result.contains(columnName);
+    }
+    
     /**
      * Get assisted query column.
      *

sharding-core/sharding-core-common/src/main/java/org/apache/shardingsphere/core/strategy/encrypt/EncryptTable.java

@@ -130,9 +130,7 @@ public final class EncryptTable {
     public Collection<String> getCipherColumns() {
         Collection<String> result = new LinkedList<>();
         for (EncryptColumn each : columns.values()) {
-            if (each.getPlainColumn().isPresent()) {
-                result.add(each.getCipherColumn());
-            }
+            result.add(each.getCipherColumn());
         }
         return result;
     }

sharding-core/sharding-core-execute/src/main/java/org/apache/shardingsphere/core/execute/sql/execute/result/QueryResultMetaData.java

@@ -139,7 +139,8 @@ public final class QueryResultMetaData {
      */
     @SneakyThrows
     public Optional<ShardingEncryptor> getShardingEncryptor(final int columnIndex) {
-        return encryptRule.getShardingEncryptor(getTableName(columnIndex), resultSetMetaData.getColumnName(columnIndex));
+        String logicTable = getTableName(columnIndex);
+        return encryptRule.getShardingEncryptor(logicTable, getLogicColumn(logicTable, columnIndex));
     }
     
     private String getTableName(final int columnIndex) throws SQLException {
@@ -150,4 +151,10 @@ public final class QueryResultMetaData {
         Optional<TableRule> tableRule = shardingRule.findTableRuleByActualTable(actualTableName);
         return tableRule.isPresent() ? tableRule.get().getLogicTable() : actualTableName;
     }
+    
+    @SneakyThrows
+    private String getLogicColumn(final String tableName, final int columnIndex) {
+        String columnLabel = resultSetMetaData.getColumnName(columnIndex);
+        return encryptRule.isCipherColumn(columnLabel) ? encryptRule.getLogicColumn(tableName, columnLabel) : columnLabel;
+    }
 }

sharding-core/sharding-core-optimize/src/main/java/org/apache/shardingsphere/core/optimize/encrypt/segment/EncryptInsertColumns.java

@@ -55,11 +55,12 @@ public final class EncryptInsertColumns implements InsertColumns {
         Collection<String> result = new LinkedHashSet<>(allColumnNames.size() - assistedQueryAndPlainColumnNames.size());
         String tableName = insertStatement.getTable().getTableName();
         for (String each : allColumnNames) {
-            if (!isAssistedQueryAndPlainColumns(each)) {
-                result.add(each);
-            }
             if (isCipherColumn(encryptRule, tableName, each)) {
                 result.add(getLogicColumn(encryptRule, tableName, each));
+                continue;
+            }
+            if (!isAssistedQueryAndPlainColumns(each)) {
+                result.add(each);
             }
         }
         return result;

sharding-core/sharding-core-optimize/src/main/java/org/apache/shardingsphere/core/optimize/sharding/segment/insert/ShardingInsertColumns.java

@@ -58,11 +58,12 @@ public final class ShardingInsertColumns implements InsertColumns {
         Collection<String> result = new LinkedHashSet<>(allColumnNames.size() - assistedQueryAndPlainColumnNames.size());
         String tableName = insertStatement.getTable().getTableName();
         for (String each : allColumnNames) {
-            if (!isAssistedQueryAndPlainColumns(each)) {
-                result.add(each);
-            }
             if (isCipherColumn(encryptRule, tableName, each)) {
                 result.add(getLogicColumn(encryptRule, tableName, each));
+                continue;
+            }
+            if (!isAssistedQueryAndPlainColumns(each)) {
+                result.add(each);
             }
         }
         if (isGenerateKeyFromMetaData(allColumnNames, insertStatement.getValueSize())) {

sharding-jdbc/sharding-jdbc-core/src/test/java/org/apache/shardingsphere/shardingjdbc/common/base/AbstractEncryptJDBCDatabaseAndTableTest.java

@@ -44,17 +44,25 @@ public abstract class AbstractEncryptJDBCDatabaseAndTableTest extends AbstractSQ
     
     private static EncryptDataSource encryptDataSource;
     
+    private static EncryptDataSource encryptDataSourceWithProps;
+    
     private static final List<String> ENCRYPT_DB_NAMES = Collections.singletonList("encrypt");
     
     @BeforeClass
     public static void initEncryptDataSource() throws SQLException {
-        if (null != encryptDataSource) {
+        if (null != encryptDataSource && null != encryptDataSourceWithProps) {
             return;
         }
         Map<String, DataSource> dataSources = getDataSources();
-        Properties props = new Properties();
-        props.put(ShardingPropertiesConstant.SQL_SHOW.getKey(), true);
-        encryptDataSource = new EncryptDataSource(dataSources.values().iterator().next(), new EncryptRule(createEncryptRuleConfiguration()), props);
+        encryptDataSource = new EncryptDataSource(dataSources.values().iterator().next(), new EncryptRule(createEncryptRuleConfiguration()), new Properties());
+        encryptDataSourceWithProps = new EncryptDataSource(dataSources.values().iterator().next(), new EncryptRule(createEncryptRuleConfiguration()), createProperties());
+    }
+    
+    private static Properties createProperties() {
+        Properties result = new Properties();
+        result.put(ShardingPropertiesConstant.SQL_SHOW.getKey(), true);
+        result.put(ShardingPropertiesConstant.QUERY_WITH_CIPHER_COLUMN, false);
+        return result;
     }
     
     private static Map<String, DataSource> getDataSources() {
@@ -70,9 +78,9 @@ public abstract class AbstractEncryptJDBCDatabaseAndTableTest extends AbstractSQ
     private static EncryptRuleConfiguration createEncryptRuleConfiguration() {
         EncryptorRuleConfiguration encryptorConfig = new EncryptorRuleConfiguration("test", new Properties());
         EncryptorRuleConfiguration encryptorQueryConfig = new EncryptorRuleConfiguration("assistedTest", new Properties());
-        EncryptColumnRuleConfiguration columnConfig1 = new EncryptColumnRuleConfiguration("", "pwd", "", "test");
+        EncryptColumnRuleConfiguration columnConfig1 = new EncryptColumnRuleConfiguration("plain_pwd", "cipher_pwd", "", "test");
         EncryptTableRuleConfiguration tableConfig1 = new EncryptTableRuleConfiguration(Collections.singletonMap("pwd", columnConfig1));
-        EncryptColumnRuleConfiguration columnConfig2 = new EncryptColumnRuleConfiguration("", "pwd", "assist_pwd", "assistedTest");
+        EncryptColumnRuleConfiguration columnConfig2 = new EncryptColumnRuleConfiguration("", "cipher_pwd", "assist_pwd", "assistedTest");
         EncryptTableRuleConfiguration tableConfig2 = new EncryptTableRuleConfiguration(Collections.singletonMap("pwd", columnConfig2));
         EncryptRuleConfiguration result = new EncryptRuleConfiguration();
         result.getEncryptors().put("test", encryptorConfig);
@@ -92,9 +100,13 @@ public abstract class AbstractEncryptJDBCDatabaseAndTableTest extends AbstractSQ
             ex.printStackTrace();
         }
     }
-
-    protected final EncryptDataSource getEncryptDataSource() {
-        return encryptDataSource;
+    
+    protected final EncryptConnection getEncryptConnection() throws SQLException {
+        return encryptDataSource.getConnection();
+    }
+    
+    protected final EncryptConnection getEncryptConnectionWithProps() throws SQLException {
+        return encryptDataSourceWithProps.getConnection();
     }
     
     @AfterClass

sharding-jdbc/sharding-jdbc-core/src/test/java/org/apache/shardingsphere/shardingjdbc/jdbc/core/statement/EncryptPreparedStatementTest.java

@@ -19,13 +19,12 @@ package org.apache.shardingsphere.shardingjdbc.jdbc.core.statement;
 
 import org.apache.shardingsphere.core.constant.properties.ShardingPropertiesConstant;
 import org.apache.shardingsphere.shardingjdbc.common.base.AbstractEncryptJDBCDatabaseAndTableTest;
-import org.apache.shardingsphere.shardingjdbc.jdbc.core.connection.EncryptConnection;
-import org.junit.Before;
 import org.junit.Test;
 
 import java.sql.Connection;
 import java.sql.PreparedStatement;
 import java.sql.ResultSet;
+import java.sql.ResultSetMetaData;
 import java.sql.SQLException;
 import java.sql.Statement;
 
@@ -46,23 +45,16 @@ public final class EncryptPreparedStatementTest extends AbstractEncryptJDBCDatab
     
     private static final String SELECT_SQL = "select * from t_query_encrypt where pwd = ? ";
     
-    private static final String SELECT_ALL_SQL = "select id, pwd, assist_pwd from t_query_encrypt";
-    
-    private EncryptConnection encryptConnection;
-    
-    @Before
-    public void setUp() throws SQLException {
-        encryptConnection = getEncryptDataSource().getConnection();
-    }
+    private static final String SELECT_ALL_SQL = "select id, cipher_pwd, assist_pwd from t_query_encrypt";
     
     @Test
-    public void assertSqlShow() {
-        assertTrue(encryptConnection.getRuntimeContext().getProps().<Boolean>getValue(ShardingPropertiesConstant.SQL_SHOW));
+    public void assertSqlShow() throws SQLException {
+        assertTrue(getEncryptConnectionWithProps().getRuntimeContext().getProps().<Boolean>getValue(ShardingPropertiesConstant.SQL_SHOW));
     }
     
     @Test
     public void assertInsertWithExecute() throws SQLException {
-        try (PreparedStatement statement = encryptConnection.prepareStatement(INSERT_SQL)) {
+        try (PreparedStatement statement = getEncryptConnection().prepareStatement(INSERT_SQL)) {
             statement.setObject(1, 2);
             statement.setObject(2, 'b');
             statement.execute();
@@ -72,7 +64,7 @@ public final class EncryptPreparedStatementTest extends AbstractEncryptJDBCDatab
     
     @Test
     public void assertInsertWithBatchExecute() throws SQLException {
-        try (PreparedStatement statement = encryptConnection.prepareStatement(INSERT_SQL)) {
+        try (PreparedStatement statement = getEncryptConnection().prepareStatement(INSERT_SQL)) {
             statement.setObject(1, 3);
             statement.setObject(2, 'c');
             statement.addBatch();
@@ -86,7 +78,7 @@ public final class EncryptPreparedStatementTest extends AbstractEncryptJDBCDatab
     
     @Test
     public void assertInsertWithExecuteWithGeneratedKey() throws SQLException {
-        try (PreparedStatement statement = encryptConnection.prepareStatement(INSERT_GENERATED_KEY_SQL, Statement.RETURN_GENERATED_KEYS)) {
+        try (PreparedStatement statement = getEncryptConnection().prepareStatement(INSERT_GENERATED_KEY_SQL, Statement.RETURN_GENERATED_KEYS)) {
             statement.execute();
             ResultSet resultSet = statement.getGeneratedKeys();
             assertTrue(resultSet.next());
@@ -98,7 +90,7 @@ public final class EncryptPreparedStatementTest extends AbstractEncryptJDBCDatab
     
     @Test
     public void assertDeleteWithExecute() throws SQLException {
-        try (PreparedStatement statement = encryptConnection.prepareStatement(DELETE_SQL)) {
+        try (PreparedStatement statement = getEncryptConnection().prepareStatement(DELETE_SQL)) {
             statement.setObject(1, 'a');
             statement.setObject(2, 1);
             statement.execute();
@@ -109,7 +101,7 @@ public final class EncryptPreparedStatementTest extends AbstractEncryptJDBCDatab
     @Test
     public void assertUpdateWithExecuteUpdate() throws SQLException {
         int result;
-        try (PreparedStatement statement = encryptConnection.prepareStatement(UPDATE_SQL)) {
+        try (PreparedStatement statement = getEncryptConnection().prepareStatement(UPDATE_SQL)) {
             statement.setObject(1, 'f');
             statement.setObject(2, 'a');
             result = statement.executeUpdate();
@@ -120,7 +112,7 @@ public final class EncryptPreparedStatementTest extends AbstractEncryptJDBCDatab
     
     @Test
     public void assertSelectWithExecuteQuery() throws SQLException {
-        try (PreparedStatement statement = encryptConnection.prepareStatement(SELECT_SQL)) {
+        try (PreparedStatement statement = getEncryptConnection().prepareStatement(SELECT_SQL)) {
             statement.setObject(1, 'a');
             ResultSet resultSet = statement.executeQuery();
             assertTrue(resultSet.next());
@@ -132,9 +124,22 @@ public final class EncryptPreparedStatementTest extends AbstractEncryptJDBCDatab
         }
     }
     
+    @Test
+    public void assertSelectWithMetaData() throws SQLException {
+        try (PreparedStatement statement = getEncryptConnection().prepareStatement(SELECT_SQL)) {
+            statement.setObject(1, 'a');
+            ResultSetMetaData metaData = statement.executeQuery().getMetaData();
+            assertThat(metaData.getColumnCount(), is(2));
+            for (int i = 0; i < metaData.getColumnCount(); i++) {
+                assertThat(metaData.getColumnLabel(1), is("id"));
+                assertThat(metaData.getColumnLabel(2), is("pwd"));
+            }
+        }
+    }
+    
     @Test
     public void assertSelectWithExecuteWithProperties() throws SQLException {
-        try (PreparedStatement statement = encryptConnection.prepareStatement(SELECT_ALL_SQL, ResultSet.TYPE_FORWARD_ONLY, ResultSet.CONCUR_READ_ONLY, ResultSet.HOLD_CURSORS_OVER_COMMIT)) {
+        try (PreparedStatement statement = getEncryptConnection().prepareStatement(SELECT_ALL_SQL, ResultSet.TYPE_FORWARD_ONLY, ResultSet.CONCUR_READ_ONLY, ResultSet.HOLD_CURSORS_OVER_COMMIT)) {
             Boolean result = statement.execute();
             assertTrue(result);
             assertThat(statement.getResultSetType(), is(ResultSet.TYPE_FORWARD_ONLY));
@@ -150,7 +155,7 @@ public final class EncryptPreparedStatementTest extends AbstractEncryptJDBCDatab
             int count = 1;
             while (resultSet.next()) {
                 if (id == count) {
-                    assertThat(pwd, is(resultSet.getObject("pwd")));
+                    assertThat(pwd, is(resultSet.getObject("cipher_pwd")));
                     assertThat(assistPwd, is(resultSet.getObject("assist_pwd")));
                 }
                 count += 1;

sharding-jdbc/sharding-jdbc-core/src/test/java/org/apache/shardingsphere/shardingjdbc/jdbc/core/statement/EncryptStatementTest.java

@@ -19,14 +19,15 @@ package org.apache.shardingsphere.shardingjdbc.jdbc.core.statement;
 
 import org.apache.shardingsphere.core.constant.properties.ShardingPropertiesConstant;
 import org.apache.shardingsphere.shardingjdbc.common.base.AbstractEncryptJDBCDatabaseAndTableTest;
-import org.apache.shardingsphere.shardingjdbc.jdbc.core.connection.EncryptConnection;
-import org.junit.Before;
 import org.junit.Test;
 
 import java.sql.Connection;
 import java.sql.ResultSet;
+import java.sql.ResultSetMetaData;
 import java.sql.SQLException;
 import java.sql.Statement;
+import java.util.Arrays;
+import java.util.List;
 
 import static org.hamcrest.CoreMatchers.is;
 import static org.junit.Assert.assertFalse;
@@ -43,63 +44,60 @@ public final class EncryptStatementTest extends AbstractEncryptJDBCDatabaseAndTa
     
     private static final String UPDATE_SQL = "update t_encrypt set pwd ='f' where pwd = 'a'";
     
-    private static final String SELECT_SQL = "select * from t_encrypt where pwd = 'a' ";
+    private static final String SELECT_SQL = "select id, pwd from t_encrypt where pwd = 'a'";
     
-    private static final String SELECT_ALL_SQL = "select id, pwd from t_encrypt";
+    private static final String SELECT_SQL_WITH_STAR = "select * from t_encrypt where pwd = 'a'";
     
-    private EncryptConnection encryptConnection;
+    private static final String SELECT_SQL_WITH_PLAIN = "select id, pwd from t_encrypt where pwd = 'plainValue'";
     
-    @Before
-    public void setUp() throws SQLException {
-        encryptConnection = getEncryptDataSource().getConnection();
-    }
+    private static final String SELECT_SQL_TO_ASSERT = "select id, cipher_pwd, plain_pwd from t_encrypt";
     
     @Test
-    public void assertSqlShow() {
-        assertTrue(encryptConnection.getRuntimeContext().getProps().<Boolean>getValue(ShardingPropertiesConstant.SQL_SHOW));
+    public void assertSqlShow() throws SQLException {
+        assertTrue(getEncryptConnectionWithProps().getRuntimeContext().getProps().<Boolean>getValue(ShardingPropertiesConstant.SQL_SHOW));
     }
     
     @Test
     public void assertInsertWithExecute() throws SQLException {
-        try (Statement statement = encryptConnection.createStatement()) {
+        try (Statement statement = getEncryptConnection().createStatement()) {
             statement.execute(INSERT_SQL);
         }
-        assertResultSet(3, 2, "encryptValue");
+        assertResultSet(3, 2, "encryptValue", "b");
     }
     
     @Test
     public void assertInsertWithExecuteWithGeneratedKey() throws SQLException {
-        try (Statement statement = encryptConnection.createStatement(ResultSet.TYPE_FORWARD_ONLY, ResultSet.CONCUR_READ_ONLY)) {
+        try (Statement statement = getEncryptConnection().createStatement(ResultSet.TYPE_FORWARD_ONLY, ResultSet.CONCUR_READ_ONLY)) {
             statement.execute(INSERT_GENERATED_KEY_SQL, Statement.RETURN_GENERATED_KEYS);
             ResultSet resultSet = statement.getGeneratedKeys();
             assertTrue(resultSet.next());
             assertThat(resultSet.getInt(1), is(6));
             assertFalse(resultSet.next());
         }
-        assertResultSet(3, 2, "encryptValue");
+        assertResultSet(3, 6, "encryptValue", "b");
     }
     
     @Test
     public void assertDeleteWithExecute() throws SQLException {
-        try (Statement statement = encryptConnection.createStatement()) {
+        try (Statement statement = getEncryptConnection().createStatement()) {
             statement.execute(DELETE_SQL);
         }
-        assertResultSet(1, 5, "encryptValue");
+        assertResultSet(1, 5, "encryptValue", "b");
     }
     
     @Test
     public void assertUpdateWithExecuteUpdate() throws SQLException {
         int result;
-        try (Statement statement = encryptConnection.createStatement()) {
+        try (Statement statement = getEncryptConnection().createStatement()) {
             result = statement.executeUpdate(UPDATE_SQL);
         }
         assertThat(result, is(2));
-        assertResultSet(2, 1, "encryptValue");
+        assertResultSet(2, 1, "encryptValue", "f");
     }
     
     @Test
     public void assertSelectWithExecuteQuery() throws SQLException {
-        try (Statement statement = encryptConnection.createStatement()) {
+        try (Statement statement = getEncryptConnection().createStatement()) {
             ResultSet resultSet = statement.executeQuery(SELECT_SQL);
             assertTrue(resultSet.next());
             assertThat(resultSet.getInt(1), is(1));
@@ -112,7 +110,7 @@ public final class EncryptStatementTest extends AbstractEncryptJDBCDatabaseAndTa
     
     @Test
     public void assertSelectWithExecuteWithProperties() throws SQLException {
-        try (Statement statement = encryptConnection.createStatement(ResultSet.TYPE_FORWARD_ONLY, ResultSet.CONCUR_READ_ONLY, ResultSet.HOLD_CURSORS_OVER_COMMIT)) {
+        try (Statement statement = getEncryptConnection().createStatement(ResultSet.TYPE_FORWARD_ONLY, ResultSet.CONCUR_READ_ONLY, ResultSet.HOLD_CURSORS_OVER_COMMIT)) {
             int[] columnIndexes = {1, 2};
             Boolean result = statement.execute(SELECT_SQL, columnIndexes);
             assertTrue(result);
@@ -122,14 +120,43 @@ public final class EncryptStatementTest extends AbstractEncryptJDBCDatabaseAndTa
         }
     }
     
-    private void assertResultSet(final int resultSetCount, final int id, final Object pwd) throws SQLException {
+    @Test
+    public void assertSelectWithMetaData() throws SQLException {
+        try (Statement statement = getEncryptConnection().createStatement()) {
+            ResultSetMetaData metaData = statement.executeQuery(SELECT_SQL_WITH_STAR).getMetaData();
+            assertThat(metaData.getColumnCount(), is(3));
+            for (int i = 0; i < metaData.getColumnCount(); i++) {
+                assertThat(metaData.getColumnLabel(1), is("id"));
+                assertThat(metaData.getColumnLabel(2), is("pwd"));
+                assertThat(metaData.getColumnLabel(3), is("plain_pwd"));
+            }
+        }
+    }
+    
+    @Test
+    public void assertSelectWithPlainColumn() throws SQLException {
+        try (Statement statement = getEncryptConnectionWithProps().createStatement()) {
+            ResultSet resultSet = statement.executeQuery(SELECT_SQL_WITH_PLAIN);
+            int count = 1;
+            List<Object> ids = Arrays.asList((Object) 1, 5);
+            while (resultSet.next()) {
+                assertThat(resultSet.getObject("id"), is(ids.get(count - 1)));
+                assertThat(resultSet.getObject("pwd"), is((Object) "decryptValue"));
+                count += 1;
+            }
+            assertThat(count - 1, is(ids.size()));
+        }
+    }
+    
+    private void assertResultSet(final int resultSetCount, final int id, final Object pwd, final Object plain) throws SQLException {
         try (Connection conn = getDatabaseTypeMap().values().iterator().next().values().iterator().next().getConnection();
              Statement stmt = conn.createStatement()) {
-            ResultSet resultSet = stmt.executeQuery(SELECT_ALL_SQL);
+            ResultSet resultSet = stmt.executeQuery(SELECT_SQL_TO_ASSERT);
             int count = 1;
             while (resultSet.next()) {
                 if (id == count) {
-                    assertThat(pwd, is(resultSet.getObject("pwd")));
+                    assertThat(resultSet.getObject("cipher_pwd"), is(pwd));
+                    assertThat(resultSet.getObject("plain_pwd"), is(plain));
                 }
                 count += 1;
             }

sharding-jdbc/sharding-jdbc-core/src/test/resources/encrypt_data.sql

@@ -17,7 +17,7 @@
 
 DELETE FROM t_encrypt;
 DELETE FROM t_query_encrypt;
-INSERT INTO t_encrypt VALUES(1, 'encryptValue');
-INSERT INTO t_encrypt VALUES(5, 'encryptValue');
-INSERT INTO t_query_encrypt VALUES(1, 'encryptValue');
-INSERT INTO t_query_encrypt VALUES(5, 'encryptValue');
+INSERT INTO t_encrypt VALUES(1, 'plainValue');
+INSERT INTO t_encrypt VALUES(5, 'plainValue');
+INSERT INTO t_query_encrypt VALUES(1, 'plainValue');
+INSERT INTO t_query_encrypt VALUES(5, 'plainValue');
\ No newline at end of file

sharding-jdbc/sharding-jdbc-core/src/test/resources/jdbc_init.sql

@@ -21,5 +21,5 @@ CREATE TABLE IF NOT EXISTS t_order_item_0 (item_id INT NOT NULL, order_id INT NO
 CREATE TABLE IF NOT EXISTS t_order_item_1 (item_id INT NOT NULL, order_id INT NOT NULL, user_id INT NOT NULL, status VARCHAR(45) NULL, PRIMARY KEY (item_id));
 CREATE TABLE IF NOT EXISTS t_config (id INT NOT NULL, status VARCHAR(45) NULL, PRIMARY KEY (id));
 CREATE TABLE IF NOT EXISTS t_global (id INT NOT NULL, status VARCHAR(45) NULL, PRIMARY KEY (id));
-CREATE TABLE IF NOT EXISTS t_encrypt (id INT NOT NULL AUTO_INCREMENT, pwd VARCHAR(45) NULL, PRIMARY KEY (id));
-CREATE TABLE IF NOT EXISTS t_query_encrypt (id INT NOT NULL AUTO_INCREMENT, pwd VARCHAR(45) NULL, assist_pwd VARCHAR(45) NULL, PRIMARY KEY (id));
+CREATE TABLE IF NOT EXISTS t_encrypt (id INT NOT NULL AUTO_INCREMENT, cipher_pwd VARCHAR(45) NULL, plain_pwd VARCHAR(45), PRIMARY KEY (id));
+CREATE TABLE IF NOT EXISTS t_query_encrypt (id INT NOT NULL AUTO_INCREMENT, cipher_pwd VARCHAR(45) NULL, assist_pwd VARCHAR(45) NULL, PRIMARY KEY (id));
\ No newline at end of file