1.Dd December 19, 2018 2.Dt SQLITE3SESSION_CONFIG 3 3.Os 4.Sh NAME 5.Nm sqlite3session_config 6.Nd Configure global parameters 7.Sh SYNOPSIS 8.Ft int 9.Fo sqlite3session_config 10.Fa "int op" 11.Fa "void *pArg" 12.Fc 13.Sh DESCRIPTION 14The sqlite3session_config() interface is used to make global configuration 15changes to the sessions module in order to tune it to the specific 16needs of the application. 17.Pp 18The sqlite3session_config() interface is not threadsafe. 19If it is invoked while any other thread is inside any other sessions 20method then the results are undefined. 21Furthermore, if it is invoked after any sessions related objects have 22been created, the results are also undefined. 23.Pp 24The first argument to the sqlite3session_config() function must be 25one of the SQLITE_SESSION_CONFIG_XXX constants defined below. 26The interpretation of the (void*) value passed as the second parameter 27and the effect of calling this function depends on the value of the 28first parameter. 29.Bl -tag -width Ds 30.It SQLITE_SESSION_CONFIG_STRMSIZEBy default, the sessions module streaming 31interfaces attempt to input and output data in approximately 1 KiB 32chunks. 33This operand may be used to set and query the value of this configuration 34setting. 35The pointer passed as the second argument must point to a value of 36type (int). 37If this value is greater than 0, it is used as the new streaming data 38chunk size for both input and output. 39Before returning, the (int) value pointed to by pArg is set to the 40final value of the streaming interface chunk size. 41.El 42.Pp 43This function returns SQLITE_OK if successful, or an SQLite error code 44otherwise. 45