How can I add a column with a default value to an existing table in SQL Server 2000 / SQL Server 2005? Answer Syntax: ALTER TABLE {TABLENAME} ADD {COLUMNNAME} {TYPE} {NULL|NOT NULL} CONSTRAINT {CONSTRAINT_NAME} DEFAULT {DEFAULT_VALUE} WITH VALUES Example: ALTER TABLE SomeTable ADD SomeCol Bit NULL –Or NOT NULL. CONSTRAINT D_SomeTable_SomeCol –When Omitted a Default-Constraint … Read more
In SQL Server, it is possible to insert rows into a table with an INSERT.. SELECT statement: INSERT INTO Table (col1, col2, col3) SELECT col1, col2, col3 FROM other_table WHERE sql = ‘cool’ Is it also possible to update a table with SELECT? I have a temporary table containing the values and would like to … Read more
Also how do LEFT JOIN, RIGHT JOIN and FULL JOIN fit in? Answer Assuming you’re joining on columns with no duplicates, which is a very common case: An inner join of A and B gives the result of A intersect B, i.e. the inner part of a Venn diagram intersection. An outer join of A … Read more
I’m creating a single player web RPG. I was originally storing NPC dialog in a JS object. I could cycle through lengthy dialog in an array as I wanted. I can also store objects with K:V pairs. That being said, is it easier/faster to manage, store and retrieve dialog in the following three methods: Also, … Read more
I am working on a small game, I need to add an unlimited inventory to the game but I am not sure how to do it. I have an inventory system with a specific amount of slots, here it is: <?xml version=”1.0″?> <player> <username> XXX </username> <password> XXX </password> <slot1> X </slot1> <slot2> X </slot2> … Read more
Currently I use XML to store specific information to correctly load a few things such as a list of specfied characters, scenes and music, Once more I use JAXB in combination with standard compression/decompression(ZIP) functionality to store a list of extrenous data. This data is called to add functionality to the character, somewhat like Skills … Read more
I have been having issues with managing a conversation tree. I am using PAWN as a scripting language (I have no other options, unfortunately) and I use MySQL databases to store user and game data. My current issue is storing game conversation trees using SQL. Currently, I have the following table: TABLE NAME: dialogue ID: … Read more
This question already has an answer here: LibGDX Cross Platform Networking (1 answer) Closed 6 years ago. I am new to Networking and Databases, but im trying to learn MySQL and HTTP Requests to create a user Login for a game. My goal is to let users create accounts and login to them etc (for … Read more
I’m creating an online RPG game and I’ve been looking around for a way to save players’ progressions in quests in MySQL. I’ve been looking at Pim Jager’s answer answer for a while and I’ve come to the conclusion that this could work, but then my question would be: Where/how do I store if a … Read more
