canal and dbz ddl and dml data structures canal dml {<!– –> “canalId”:”canal-server-86d87f6cc7-b9x58:11111″, “comment”:{<!– –> “traceId”:”ce27f63948934680b6010e2d22eea76b.34.16976519950082421|4ad7d32221f36288″, “userId”:”00000000-0000-0000-0000-000000000000″, “spring.profiles.active”:”prodawsbjgray” }, “data”:[ {<!– –> “id”:”22a88c4a-edbe-4a7f-a55d-3b7436704795″, “time_create”:”1697472177437″, “is_finished”:”0″ }, {<!– –> “id”:”238bfa16-0c5e-48b1-a2a5-b9eb82f69969″, “time_create”:”1697472123796″, “is_finished”:”0″ } ], “database”:”main”, “es”:1697652000000, “id”:41127228, “isDdl”:false, “mysqlType”:{<!– –> “id”:”char(36)”, “time_create”:”bigint(20)”, “is_finished”:”tinyint(1)” }, “old”:null, “pkNames”:null, “sql”:””, “sqlType”:{<!– –> “id”:1, “time_create”:-5, “is_finished”:-7 }, “table”:”orderitemreceiveuniquerecord”, “traceId”:”ce27f63948934680b6010e2d22eea76b.34.16976519950082421|4ad7d32221f36288″, “transactionId”:”eb682fa3-4bb9-11ec-9342-02373ee17996:1-8122380830,5f5ff1bb-f4c9-11ed-9a25-02eca4b43118:1-5131967243,af89e972-6428-11ed-85b9-022 […]
Tag: dml
Oracle DML and DDL Auditing
In daily business development, we often encounter many problems of data being tampered with and lost. At this time, we can use triggers and stored procedures to check whether there are people who have manipulated the data during the period. It is recommended to be used in development and testing environments. Not recommended for production […]
MySQL-DML [data manipulation language] (image and code combination)
Table of Contents Definition of DML DML-Add data Add data to the specified field ?How to query table data ?Doubt point one [Affecter rows: number of rows] ?Doubt point 2 [Character set issue] Add data to all fields Add data in batches DML-modify data DML-delete data Definition of DML DML (Data Manipulation Language): Data manipulation […]
Solving xgboost.core.XGBoostError: b[20:58:45] C:\Users\Administrator\Desktop\xgboost\dmlc-core\s
Table of Contents Solve xgboost.core.XGBoostError: b'[20:58:45] C:\Users\Administrator\Desktop\xgboost\dmlc-core\s Cause of the problem Solution Method 1: Modify the file path Method 2: Modify xgboost source code Summarize Solve xgboost.core.XGBoostError: b'[20:58:45] C:\Users\Administrator\Desktop\xgboost\dmlc-core\s Recently, when using xgboost for machine learning, I encountered a problem: xgboost.core.XGBoostError: b'[20:58:45] C:\Users\Administrator\Desktop\xgboost\dmlc-core\ \src\io\local_filesys.cc:209: Check failed: allow_null \\ ‘ In this article, I will introduce […]
Mysql–DDL, DML, DQL operations
Table of Contents 1. DDL operation 1. Database operation 2. Field operations 3. Table operations 2. DML operation 1. Add data 2. Modify data 3. Delete data 3. DQL operation 1. Basic query 1. Query field list 2. Query the type of a certain field 2. Conditional query 1. Search example of a condition 2. […]
SQL/Data Manipulation Language DML (Data Manipulation Language)
It is the operation of data in the table There are three main forms of data operation (manipulation) language DML: Insert: INSERTUpdate: UPDATEDelete: DELETE #DML language /* Data manipulation language: Insert: insert Modification: update Delete: delete */ #1. Insert statement /* grammar: insert into table name(column name,…) values(value1,…); Table Name List new value */ SELECT […]
MySQL structured language DDL DML DQL DCL
1. Introduction to SQL structured language Data query language DQL: Its statements are called “data retrieval language”, which is used to obtain data from the library and determine how the data is given in the application. The reserved select is used by dql (and all sql) most verbs Data manipulation language DML: Its statements include […]
[Big Data] Hive_DDL, DML
Article directory 1. DDL data definition 1. Database 1.1 Create database 1.2 Query the database 1.3 Modify database 1.4 Delete database 1.5 Switch current database 2. table 2.1 Create table 2.1.1 Ordinary table creation 2.1.2 Create Table As Select (CTAS) to create a table 2.1.3 Create Table Like 2.1.4 Case 2.2 View table 2.3 Modify […]
03_DML statement of database
[TOC] DML statement (database operation statement) If it involves changes to the table data (adding data, modifying data, deleting data) You need to save (commit;) or cancel (rollback;) Save/Submitcommit; Cancel/Rollbackrollback; Insert data grammar: insert into table name (column 1, column 2, column 3) values (value 1, value 2, value 3); If you need to add […]
Database operations-DML/DQL
Database operation-DML The full English name of DML is Data Manipulation Language (data manipulation language), which is used to add, delete, and modify data records in tables in the database. Add data (INSERT) Modify data (UPDATE) Delete data (DELETE) Insert insert syntax: Add data to the specified field insert into table name (field name 1, […]