以下是一个使用Python脚本来查询数据库中含有某个字段的表的示例代码: importpymysqldefconnect_db():connection=pymysql.connect(host='localhost',user='root',password='password',database='database_name')returnconnectiondeffind_tables_with_column(column_name):connection=connect_db()cursor=connection.cursor...
.getTables(databaseName,null, "%", types); String tableName= "";while(resultSet.next()) { tableName= resultSet.getString(3); log.info("Table Name = " +tableName); } resultSet.close();//--- LISTING DATABASE COLUMN NAMES ---DatabaseMetaData meta =conn.getMetaData(); resultSet= ...
port="3306",user="root",password="123456",database="mydatabase")# 获取游标cursor=connection.cursor()# 查询具有相同字段的所有表tables=find_tables_with_same_column(cursor,"your_column_name")# 输出结果fortableintables:print(table[0])#
`persons`.`name`='john' and `data`.`personid`=`persons`.`personid` and `data`.`col1` between 20 and 80 and `data`.`col2` between 1 and 12.5 Subject Written By Posted link two tables with column names Cedric Paul November 03, 2016 12:09PM ...
④输入use mysql;,进入MySQL自身的系统数据库,然后输入show tables;查看所有表。 ⑤查询MySQL中注册的所有用户:select user,host,password from user;。 ⑥使用update语句,更改root超级管理员的账号密码,如下: update user set password=password('123') where user="root" and host="localhost"; 复制代码 因为My...
It can be done only if you know all the typenames in advance -- otherwise, you'll need to find another way. In databases that support returning result sets from stored procedures, it could be done with a stored proc. But mysql doesn't support that. If you know all t...
schema_name() : dd::Column_statistics, dd::Column_statistics_impl, dd::Index_stat, dd::Index_stat_impl, dd::Table_stat, dd::Table_stat_impl Schemata() : dd::system_views::Schemata, dd::tables::Schemata Schemata_extensions() : dd::system_views::Schemata_extensions scheme() : HttpAut...
11.4SQLPlaceholderName 11.5SQLLiteral 11.6Schema 11.7Collection 11.8Table 11.9CollectionFindFunction 11.10CollectionModifyFunction 11.11CollectionAddFunction 11.12CollectionRemoveFunction 11.13CollectionCreateIndexFunction 11.14CollectionDropIndex 11.15TableSelectFunction ...
However, you can also specify that you want your columns to be nested below the table name like this: var options = {sql: '...', nestTables: true}; connection.query(options, function (error, results, fields) { if (error) throw error; /* results will be an array like this now: ...
i want to find out foreign key columns along with their table name by giving the input as table name and primary key column name. Suppose, student(T) is having a primary key as student_id, and now this key is shared among different tables as a foreign key such as ...