add demo

src/test/java/com/alibaba/druid/demo/sql/CreateTableSetSchemaDemo.java

@@ -0,0 +1,36 @@
+package com.alibaba.druid.demo.sql;
+
+import com.alibaba.druid.sql.SQLUtils;
+import com.alibaba.druid.sql.ast.SQLStatement;
+import com.alibaba.druid.sql.ast.statement.SQLCreateTableStatement;
+import com.alibaba.druid.sql.parser.SQLParserUtils;
+import com.alibaba.druid.sql.parser.SQLStatementParser;
+import com.alibaba.druid.sql.visitor.SchemaStatVisitor;
+import com.alibaba.druid.stat.TableStat;
+import com.alibaba.druid.util.JdbcConstants;
+import junit.framework.TestCase;
+import org.apache.commons.io.FileUtils;
+
+import java.io.File;
+import java.util.List;
+import java.util.Set;
+
+public class CreateTableSetSchemaDemo extends TestCase {
+
+    public void test_schemaStat() throws Exception {
+String sql = "create table t(fid varchar(20))";
+
+String dbType = JdbcConstants.ORACLE;
+SQLStatementParser parser = SQLParserUtils.createSQLStatementParser(sql, dbType);
+List<SQLStatement> stmtList = parser.parseStatementList();
+
+SchemaStatVisitor statVisitor = SQLUtils.createSchemaStatVisitor(dbType);
+for (SQLStatement stmt : stmtList) {
+    SQLCreateTableStatement createTable = ((SQLCreateTableStatement) stmt);
+    createTable.setSchema("sc001");
+}
+
+String sql2 = SQLUtils.toSQLString(stmtList, JdbcConstants.ORACLE);
+System.out.println(sql2);
+    }
+}

src/test/java/com/alibaba/druid/demo/sql/PGVisitorDemo.java

@@ -27,16 +27,16 @@ public class PGVisitorDemo extends TestCase {
         System.out.println(tableSource);
     }
 
-public static class ExportTableAliasVisitor extends PGASTVisitorAdapter {
-    private Map<String, SQLTableSource> aliasMap = new HashMap<String, SQLTableSource>();
-    public boolean visit(SQLExprTableSource x) {
-        String alias = x.getAlias();
-        aliasMap.put(alias, x);
-        return true;
-    }
+    public static class ExportTableAliasVisitor extends PGASTVisitorAdapter {
+        private Map<String, SQLTableSource> aliasMap = new HashMap<String, SQLTableSource>();
+        public boolean visit(SQLExprTableSource x) {
+            String alias = x.getAlias();
+            aliasMap.put(alias, x);
+            return true;
+        }
 
-    public Map<String, SQLTableSource> getAliasMap() {
-        return aliasMap;
+        public Map<String, SQLTableSource> getAliasMap() {
+            return aliasMap;
+        }
     }
 }
-}