170 lines
4.1 KiB
SourcePawn
170 lines
4.1 KiB
SourcePawn
/**
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* SQLX - Newer version of SQL stuff
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*/
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#if defined _sqlx_included
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#endinput
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#endif
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#define _sqlx_included
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#pragma library sqlx
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enum Handle
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{
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Empty_Handle
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};
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/**
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* Creates a connection tuple.
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* This tuple must be passed into connection routines.
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* Freeing the tuple is not necessary, but is a good idea if you
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* create many of them. You can cache these handles globally.
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*/
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native Handle:SQL_MakeDbTuple(const host[], const user[], const pass[], const db[]);
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/**
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* Frees an SQL handle.
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* The handle can be to anything (tuple, connection, query, results, etc).
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* If you free a database connection, it closes the connection as well.
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*/
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native SQL_FreeHandle(Handle:h);
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/**
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* Opens a database connection.
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* Returns an SQL handle, which must be freed.
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* Returns Empty_Handle on failure.
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*/
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native Handle:SQL_Connect(Handle:cn_tuple, &errcode, error[], maxlength);
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/**
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* Prepares a query.
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* The query must always be freed.
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* This does not actually do the query!
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*/
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native Handle:SQL_PrepareQuery(Handle:db, const fmt[], {Float,_}:...);
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#define TQUERY_CONNECT_FAILED -2
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#define TQUERY_QUERY_FAILED -1
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#define TQUERY_SUCCESS 0
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/**
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* Prepares and executes a threaded query.
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* This will not interrupt gameplay in the event of a poor/lossed
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* connection, however, the interface is more complicated and
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* asynchronous. Furthermore, a new connection/disconnection is
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* made each time.
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* The handler should look like:
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*
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* @param failstate - One of the three TQUERY_ defines.
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* @param query - Handle to the query, do not free it.
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* @param error - An error message, if any.
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* @param errnum - An error code, if any.
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* @param data - Data array you passed in.
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* @param size - Size of the data array you passed in.
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*
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* public QueryHandler(failstate, Handle:query, error[], errnum, data[], size)
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*
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* Note! The handle does not need to be freed.
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* Also note: This function is not guaranteed to be in another thread
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* (in fact - it's not). You're seeing data "after the fact",
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* and as such to execute another query you should run
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* SQL_ThreadQuery again.
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*
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*/
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native SQL_ThreadQuery(Handle:cn_tuple, const handler[], const query[], const data[]="", dataSize=0);
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/**
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* Executes a query.
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* Returns 1 if the query succeeded.
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* Returns 0 if the query failed.
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* NOTE: You can call this multiple times as long as its parent
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* connection is kept open. Each time the result set will be freed
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* from the previous call.
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*/
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native SQL_Execute(Handle:query);
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/**
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* Gets information about a failed query error.
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* Returns the errorcode.
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*/
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native SQL_QueryError(Handle:query, error[], maxlength);
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/**
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* Returns 1 if there are more results to be read,
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* 0 otherwise.
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*/
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native SQL_MoreResults(Handle:query);
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/**
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* Tells whether a specific column in the current row
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* is NULL or not.
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*/
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native SQL_IsNull(Handle:query, column);
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/**
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* Retrieves the current result.
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* A successful query starts at the first result,
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* so you should not call SQL_NextRow() first.
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* Passing no extra params - return int
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* Passing one extra param - return float in 1st extra arg
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* Passing two extra params - return string in 1st arg, max length in 2nd
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* Example:
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* new num = SQL_ReadResult(query, 0)
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* new Float:num2
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* new str[32]
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* SQL_ReadResult(query, 1, num2)
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* SQL_ReadResult(query, 2, str, 31)
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*/
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native SQL_ReadResult(Handle:query, column, ...);
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/**
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* Advances to the next result (return value should be ignored).
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*/
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native SQL_NextRow(Handle:query);
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/**
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* Returns the number of affected rows.
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*/
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native SQL_AffectedRows(Handle:query);
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/**
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* Returns the number of rows total.
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*/
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native SQL_NumResults(Handle:query);
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/**
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* Returns the number of columns total.
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*/
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native SQL_NumColumns(Handle:query);
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/**
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* Returns the name of a column.
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* Errors on a bad field number.
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*/
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native SQL_FieldNumToName(Handle:query, num, name[], maxlength);
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/**
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* Returns the number of a named column, or -1 if not found.
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*/
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native SQL_FieldNameToNum(Handle:query, const name[]);
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/**
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* Sets driver affinity (NOT IMPLEMENTED).
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*/
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// native SQL_SetAffinity(Handle:connection, const driver[]);
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