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Laravel-OCI8 is an Oracle Database Driver package for Laravel. Laravel-OCI8 is an extension of Illuminate/Database that uses OCI8 extension to communicate with Oracle. Thanks to @taylorotwell. Documentations. You will find user-friendly and updated documentation here: Laravel-OCI8 Docs.
3 lis 2021 · ALTER IGNORE TABLE streams ADD UNIQUE INDEX streams_stream_name_unique(stream_name); Per the ALTER TABLE Syntax doc: IGNORE is a MySQL extension to standard SQL. It controls how ALTER TABLE works if there are duplicates on unique keys in the new table or if warnings occur when strict mode is enabled.
Laravel-OCI8 is an Oracle Database Driver package for Laravel. Laravel-OCI8 is an extension of Illuminate/Database that uses OCI8 extension to communicate with Oracle. Thanks to @taylorotwell.
17 sty 2024 · public function up() { Schema::table('orders', function (Blueprint $table) { $table->unique(['user_id', 'product_id']); }); } This will create a compound UNIQUE index on the user_id and product_id columns, enforcing that each user can only have one order per product.
Laravel-OCI8 is an Oracle Database Driver package for Laravel. Laravel-OCI8 is an extension of Illuminate/Database that uses OCI8 extension to communicate with Oracle. Thanks to @taylorotwell.
To create a unique index, you use the CREATE UNIQUE INDEX statement: CREATE UNIQUE INDEX index_name ON table_name(column1[,column2,...]); Code language: SQL (Structured Query Language) ( sql )
1 lis 2013 · When you specify a unique constraint on one or more columns, Oracle implicitly creates an index on the unique key. If you are defining uniqueness for purposes of query performance, then Oracle recommends that you instead create the unique index explicitly using a CREATE UNIQUE INDEX statement..... it is not accurate.
