完善数据库版本判断，兼容 MySQL 8.0 以上和以下版本，适配正则匹配、窗口函数等

Author: TommyLemon

APIJSONORM/src/main/java/apijson/orm/AbstractSQLConfig.java

@@ -728,8 +728,16 @@ public abstract class AbstractSQLConfig implements SQLConfig {
 
 	}
 
+  private int[] dbVersionNums = null;
+  @Override
+  public int[] getDBVersionNums() {
+    if (dbVersionNums == null || dbVersionNums.length <= 0) {
+      dbVersionNums = SQLConfig.super.getDBVersionNums();
+    }
+    return dbVersionNums;
+  }
 
-	@Override
+  @Override
 	public boolean limitSQLCount() {
 		return Log.DEBUG == false || AbstractVerifier.SYSTEM_ACCESS_MAP.containsKey(getTable()) == false;
 	}
@@ -3412,7 +3420,7 @@ public String getRegExpString(String key, String column, String value, boolean i
 		if (isPostgreSQL()) {
 			return getKey(column) + " ~" + (ignoreCase ? "* " : " ") + getValue(key, column, value);
 		}
-		if (isOracle()) {
+		if (isOracle() || (isMySQL() && getDBVersionNums()[0] >= 8)) {
 			return "regexp_like(" + getKey(column) + ", " + getValue(key, column, value) + (ignoreCase ? ", 'i'" : ", 'c'") + ")";
 		}
 		if (isClickHouse()) {
@@ -3425,7 +3433,9 @@ public String getRegExpString(String key, String column, String value, boolean i
 		}
 		return getKey(column) + " REGEXP " + (ignoreCase ? "" : "BINARY ") + getValue(key, column, value);
 	}
-	//~ regexp >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
+
+
+  //~ regexp >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
 
 
 

APIJSONORM/src/main/java/apijson/orm/AbstractSQLExecutor.java

@@ -719,7 +719,7 @@ protected void executeAppJoin(SQLConfig config, List<JSONObject> resultList, Map
         int allChildCount = childCount*config.getCount();  // 所有分组子项数量总和
 
         String sql2 = null;
-        if (childCount > 0 && (childCount != 1 || join.isOne2Many())) {  // TODO 判断 MySQL >= 8.0
+        if (childCount > 0 && (childCount != 1 || join.isOne2Many()) && (jc.isMySQL() == false || jc.getDBVersionNums()[0] >= 8)) {
           String q = jc.getQuote();
           sql2 = prepared ? jc.getSQL(true) : sql;
 

APIJSONORM/src/main/java/apijson/orm/SQLConfig.java

@@ -10,6 +10,7 @@
 
 import apijson.NotNull;
 import apijson.RequestMethod;
+import apijson.StringUtil;
 
 /**SQL配置
  * @author Lemon
@@ -46,8 +47,8 @@ public interface SQLConfig {
 	//	boolean isPLSQL();
 	//	boolean isAnsiSQL();
 
-	boolean limitSQLCount(); //用来给 Table, Column 等系统属性表来绕过 MAX_SQL_COUNT 等限制 
-	
+	boolean limitSQLCount(); //用来给 Table, Column 等系统属性表来绕过 MAX_SQL_COUNT 等限制
+
 	@NotNull
 	String getIdKey();
 	@NotNull
@@ -60,6 +61,27 @@ public interface SQLConfig {
 	 */
 	String getDBVersion();
 
+  @NotNull
+  default int[] getDBVersionNums() {
+    String dbVersion = StringUtil.getNoBlankString(getDBVersion());
+    if (dbVersion.isEmpty()) {
+      return new int[]{0};
+    }
+
+    int index = dbVersion.indexOf("-");
+    if (index > 0) {
+      dbVersion = dbVersion.substring(0, index);
+    }
+
+    String[] ss = dbVersion.split("[.]");
+    int[] nums = new int[Math.max(1, ss.length)];
+    for (int i = 0; i < ss.length; i++) {
+      nums[i] = Integer.valueOf(ss[i]);
+    }
+
+    return nums;
+  }
+
 	/**获取数据库地址
 	 * @return
 	 */
@@ -116,10 +138,10 @@ public interface SQLConfig {
 
 	Object getId();
 	SQLConfig setId(Object id);
-	
+
 	Object getIdIn();
 	SQLConfig setIdIn(Object idIn);
-	
+
 	Object getUserId();
 	SQLConfig setUserId(Object userId);
 
@@ -137,21 +159,21 @@ public interface SQLConfig {
 
 	String getSchema();
 	SQLConfig setSchema(String schema);
-	
+
 	String getDatasource();
 	SQLConfig setDatasource(String datasource);
 
 	String getQuote();
 
 	List<String> getJson();
 	SQLConfig setJson(List<String> json);
-	
+
 	/**请求传进来的Table名
 	 * @return
 	 * @see {@link #getSQLTable()}
 	 */
 	String getTable();
-	
+
 	SQLConfig setTable(String table);
 
 	/**数据库里的真实Table名
@@ -182,13 +204,13 @@ public interface SQLConfig {
 
 	String getCombine();
 	SQLConfig setCombine(String combine);
-	
+
 	Map<String, String> getCast();
 	SQLConfig setCast(Map<String, String> cast);
-	
+
 	List<String> getNull();
 	SQLConfig setNull(List<String> nulls);
-	
+
 	Map<String, Object> getWhere();
 	SQLConfig setWhere(Map<String, Object> where);
 
@@ -197,7 +219,7 @@ public interface SQLConfig {
 
 	Map<String, Object> getHaving();
 	SQLConfig setHaving(Map<String, Object> having);
-	
+
 	String getHavingCombine();
 	SQLConfig setHavingCombine(String havingCombine);