i use uuid but it is 128bit number and stored as 36 bytes in char. Good idea is special column type for storing this value because it using for many indexes. [2 Dec 2005 9:01] Sergei Golubchik You could use UNHEX(REPLACE(UUID(), '-','')) and store it in BINARY(16) ...
When inserting a new row, the default value for a column with an expression default can be inserted either by omitting the column name or by specifying the column asDEFAULT(just as for columns with literal defaults): mysql>CREATETABLEt4(uidBINARY(16)DEFAULT(UUID_TO_BIN(UUID()));mysql>INSER...
| id | select_type | table | partitions | type | possible_keys | key | key_len | ref | rows | filtered | Extra | +---+---+---+---+---+---+---+---+---+---+---+---+ | 1 | SIMPLE | user | NULL | const | PRIMARY | PRIMARY | 4 | const | 1 | 100.00 |...
When inserting a new row, the default value for a column with an expression default can be inserted either by omitting the column name or by specifying the column asDEFAULT(just as for columns with literal defaults): mysql>CREATETABLEt4(uidBINARY(16)DEFAULT(UUID_TO_BIN(UUID()));mysql>INSER...
NameTypeDescription AppType String Application type. Valid values: custom, HTTP (80), HTTPS (443), Linux login (22), Windows login (3389), MySQL (3306), SQL Server (1433), all TCP ports, all UDP ports, Ping-ICMP, ALL. Protocol String Protocol. Valid values: TCP, UDP, ICMP, ALL. ...
When inserting a new row, the default value for a column with an expression default can be inserted either by omitting the column name or by specifying the column as DEFAULT (just as for columns with literal defaults): mysql>CREATETABLEt4 (uidBINARY(16)DEFAULT(UUID_TO_BIN(UUID())); mysql...
type The type property of the copy activity source must be set to: PostgreSqlV2Source Yes query Use the custom SQL query to read data. For example: "query": "SELECT * FROM \"MySchema\".\"MyTable\"". No (if "tableName" in dataset is specified) queryTimeout The wait time before te...
global-config:# 数据库相关配置db-config:# 主键类型 AUTO:"数据库ID自增", INPUT:"用户输入ID", ID_WORKER:"全局唯一ID (数字类型唯一ID)", UUID:"全局唯一ID UUID";id-type:AUTO# 字段策略 IGNORED:"忽略判断",NOT_NULL:"非 NULL 判断"),NOT_EMPTY:"非空判断"field-strategy:NOT_NULL# 驼峰下划线...
1.1.MySQL复制 复制是 MySQL 的一项功能,允许服务器将更改从一个实例复制到另一个实例。 master 将所有数据和结构更改记录到二进制日志中。 slave 从 master 请求该二进制日志并在本地应用其内容。 1) MySQL 复制 MySQL 中的复制功能用于将更改从一个服务器( master )复制到一个或多个 slave 。 master 将更改...
NameKeyRequiredTypeDescription TransactionId transactionId True uuid The Id of the secure message to be retracted. v v True string The version of the API. This can be found by visiting https://developers.datamotion.com and then select 'API versions (BaseURL)' from the left-hand menu...