SET@a=2147483647;-- INT的最大值SET@b=3600;-- 一个小时的时间戳SELECT@a+@b; 1. 2. 3. 执行上述SQL语句,我们可能会收到一个错误提示:BIGINT UNSIGNED value is out of range in。这是因为@a和@b的和超出了INT类型的范围。 解决方案 使用BIGINT类型 为了避免范围溢出的问题,我们可以将INT类型的变量...
RequestRange* RequestContext::GetNextRequestRange(int disk_id) { PerDiskState* request_disk_state = &disk_states_[disk_id]; unique_lock<mutex> request_lock(lock_); if (request_disk_state->next_scan_range_to_start() == nullptr && !request_disk_state->unstarted_scan_ranges()->empty())...
mysql> SELECT a-b FROM t; ERROR 1690 (22003): BIGINT UNSIGNED value is out of range in '(`test`.`t`.`a` - `test`.`t`.`b`)' 这个错误乍看 mysql>SET sql_mode='NO_UNSIGNED_SUBTRACTION'; Query OK, 0 rows affected (0.00 sec) mysql> SELECT a-b FROM t\G;...
bug:JSON parse error: Numeric value (693513511371800577) out of range of int (-2147483648 - 2147483647);: 原因:List<UserDO> getUserByIds(Integer<Long> ids);中Integer范围太小了。 bug:Field orderFaceSheetBalanceQueryService in com.yida.controller.WarehouseSetupController required a bean of type '...
CREATE TABLE t1 (f1 INT NOT NULL, f2 INT NOT NULL, PRIMARY KEY(f1, f2)); INSERT INTO t1 VALUES (1,1), (1,2), (1,3), (1,4), (1,5), (2,1), (2,2), (2,3), (2,4), (2,5); INSERT INTO t1 SELECT f1, f2 + 5 FROM t1; INSERT INTO t1 SELECT f1, f2 + 10 ...
通过AddRange方法可以将一个List<T>集合中的元素添加到SQLite查询中。 SQLite是一种嵌入式关系型数据库管理系统,它是一个零配置的、无服务器的、自包含的、事务性的SQL数据库引擎...
mysql> SELECT a-b FROM t; ERROR 1690 (22003): BIGINT UNSIGNED value is out of range in '(`test`.`t`.`a` - `test`.`t`.`b`)' 这个错误乍看 mysql>SET sql_mode='NO_UNSIGNED_SUBTRACTION'; Query OK, 0 rows affected (0.00 sec) ...
id INT, data TEXT ) PARTITION BY LIST (id); CREATE TABLE partition_1 PARTITION OF partition_table FOR VALUES IN (1, 2, 3, 4); CREATE TABLE partition_2 PARTITION OF partition_table FOR VALUES IN (5, 6, 7, 8); //可以按需创建更多的分区表 ``` 这样就创建了一个基于id列列表的分区表...
create procedure s_add(in a int, in b int, out sum int) begin set sum = a + b; end 之后这是Java代码 package ch04.servlet; import java.io.IOException; import java.io.PrintWriter; import java.sql.CallableStatement; import java.sql.Connection; import java.sql.DriverManager; import java.sq...
public void sendInteger2(int val) throws IOException { if (val >= -32768 && val <= 32767) { this.int2Buf[0] = (byte)(val >>> 8); this.int2Buf[1] = (byte)val; this.pgOutput.write(this.int2Buf); } else { throw new IOException("Tried to send an out-of-range integer as...