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This course will introduce you to SQL Server Core 2016, as well as teach you about SSMS, data tools, installation, server configuration, using Management Studio, and writing and executing queries.
int value = 5;
int value2 = 10;
/* const pointer-to-const : */
const int * const p1 = &value;
p1 = &value2; /* ERROR : cannot modify p1, since it's a const pointer */
*p1 = 20; /* ERROR : cannot modify *p1, since p1 is a pointer-to-const */
/* pointer-to-const : */
const int *p2 = &value;
p2 = &value2; /* OK */
*p2 = 20; /* ERROR : cannot modify *p2, since p2 is a pointer-to-const */
/* const pointer : */
int * const p3 = &value;
p3 = &value2; /* ERROR : cannot modify p3, since it's a const pointer */
*p3 = 20; /* OK */
/* pointer : */
int * p4 = &value;
p4 = &value2; /* OK */
*p4 = 20; /* OK */
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