diff --git a/src/main/java/org/dromara/autotable/core/strategy/pgsql/builder/ColumnSqlBuilder.java b/src/main/java/org/dromara/autotable/core/strategy/pgsql/builder/ColumnSqlBuilder.java
deleted file mode 100644
index 97f545c..0000000
--- a/src/main/java/org/dromara/autotable/core/strategy/pgsql/builder/ColumnSqlBuilder.java
+++ /dev/null
@@ -1,53 +0,0 @@
-package org.dromara.autotable.core.strategy.pgsql.builder;
-
-import org.dromara.autotable.annotation.enums.DefaultValueEnum;
-import org.dromara.autotable.core.strategy.ColumnMetadata;
-import org.dromara.autotable.core.utils.StringConnectHelper;
-import org.dromara.autotable.core.utils.StringUtils;
-
-/**
- * 列相关的SQL生成器
- * 覆盖原始的ColumnSqlBuilder GENERATED ALWAYS AS IDENTITY 改为 GENERATED BY DEFAULT AS IDENTITY
- * 已提issues https://gitee.com/dromara/auto-table/issues/IC6TR5
- */
-public class ColumnSqlBuilder {
-
-    /**
-     * 生成字段相关的SQL片段
-     *
-     * @param columnMetadata 列元数据
-     * @return 列相关的sql
-     */
-    public static String buildSql(ColumnMetadata columnMetadata) {
-        // 例子："name" varchar(100) NULL DEFAULT '张三' COMMENT '名称'
-        // 例子："id" int4(32) NOT NULL AUTO_INCREMENT COMMENT '主键'
-        StringConnectHelper sql = StringConnectHelper.newInstance("{columnName} {typeAndLength} {null} {default}")
-                .replace("{columnName}", columnMetadata.getName())
-                .replace("{typeAndLength}", () -> columnMetadata.getType().getDefaultFullType());
-
-        // 如果是自增列，则使用GENERATED ALWAYS AS IDENTITY, 忽略not null和默认值的配置
-        if (columnMetadata.isAutoIncrement()) {
-            return sql.replace("{null} {default}", "GENERATED BY DEFAULT AS IDENTITY").toString();
-        }
-
-        return sql.replace("{null}", columnMetadata.isNotNull() ? "NOT NULL" : "")
-                .replace("{default}", () -> {
-                    // 指定NULL
-                    DefaultValueEnum defaultValueType = columnMetadata.getDefaultValueType();
-                    if (defaultValueType == DefaultValueEnum.NULL) {
-                        return "DEFAULT NULL";
-                    }
-                    // 指定空字符串
-                    if (defaultValueType == DefaultValueEnum.EMPTY_STRING) {
-                        return "DEFAULT ''";
-                    }
-                    // 自定义
-                    String defaultValue = columnMetadata.getDefaultValue();
-                    if (DefaultValueEnum.isCustom(defaultValueType) && StringUtils.hasText(defaultValue)) {
-                        return "DEFAULT " + defaultValue;
-                    }
-                    return "";
-                })
-                .toString();
-    }
-}