您可以使用json\u unquote：select json_unquote('"1,2"')结果：1,2
您可以使用json\u unquote：select json_unquote('"1,2"')结果：1,2
* Remove quotes from a string. Useful during the parsing process * when we need to extract identifiers. * * e.g. '"1"' => '1' * * @param text */ export function unquote(text?: string): string { if (!text) { return '' } if (text.length < 2) { return text } if ( text...
Unquotes JSON value and returns the result as a utf8mb4 string. Returns NULL if the argument is NULL. An error occurs if the value starts and ends with double quotes but is not a valid JSON string literal. Within a string, certain sequences have special meaning unless the NO_BACKSLASH...
remove_column_from_bitmap() : Item, Item_field remove_connection() : ConnectionContainer remove_const() : JOIN remove_const_conds() : Item_cond remove_deprecated() : dynamic_privilege_services_impl remove_destination_candidate_from_quarantine() : UnreachableDestinationsQuarantine remove_duplicates :...
LPAD() Return the string argument, left-padded with the specified string LTRIM() Remove leading spaces MAKE_SET() Return a set of comma-separated strings that have the corresponding bit in bits set MATCH Perform full-text search MID() Return a substring starting from the specified position NOT...
If you provide an argument to the help command, mysql uses it as a search string to access server-side help from the contents of the MySQL Reference Manual. For more information, see the section called “MySQL Client Server-Side Help”. charset charset_name, \C charset_name Change the def...
When trying to bind a string param you get a "Number of variables doesn't match number of parameters in prepared statement" error, make sure you're not wrapping the question mark with quotes.By mistake I had a query like:SELECT something FROM table WHERE param_name = "?"Binding it with...
The Debezium MySQL connector has yet to be tested with MariaDB, but multiple reports from the community indicate successful usage of the connector with this database. Official support for MariaDB is planned for a future Debezium version. Debezium MySQL连接器尚未与MariaDB进行测试,但来自社区的多份...
We remove the double quotes through JSON_UNQUOTE, otherwise the value of the generated virtual column v_user_name will become "likairui", and the actual field value we need should be likairui Because the json of mysql5.7 is not the focus of this article, this article will not discuss it...