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Database operation class

pdo database operation class

Database operation class

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pdo database operation class

Parameter Description
int $debug Whether to enable debugging, if enabled, the sql statement will be output
int $mode 0 Return array
1 Return a single record
2 Return the number of rows
string $table database table
string $fields The database fields that need to be queried. It is allowed to be empty. The default is to find all
string $sqlwhere Query conditions, empty is allowed
string $orderby Sorting, allowed to be empty, defaults to id reverse order

Another piece of code is based on the transaction instance of my database operation class. Note that the database operation table type must be InnoDB, and other types do not support transactions.

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