SQL/MX Programming Manual for C and COBOL (G06.24+, H06.03+)

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100

Host Variables in C/C++ Programs

HP NonStop SQL/MX Programming Manual for C and COBOL—523627-004

3-36

C Data Types Generated by INVOKE

Example 3-2 shows the structure generated by this INVOKE directive (with CHAR AS

STRING):

EXEC SQL INVOKE sqlcdata AS sqlc_types_struct;

struct sqlc_types_struct sqlc_types;

Example 3-2. C Structure Generated by INVOKE

/* Beginning of generated code for SQL INVOKE */

struct sqlc_types_struct{

long long syskey;

char /* CHARACTER SET ISO88591 */ type_char[11];

short type_char_null_i;

char /* CHARACTER SET ISO88591 */ type_char_null[11];

wchar_t /* CHARACTER SET UCS2 */ type_char_ucs2[11];

wchar_t /* CHARACTER SET UCS2 */ type_varchar_ucs2[11];

char /* CHARACTER SET ISO88591 */ type_picx[11];

char /* CHARACTER SET ISO88591 */ type_varchar[11];

short type_num4_s;

unsigned short type_num4_u;

long type_num9_s;

unsigned long type_num9_u;

long long type_num18_s;

short type_piccomp4_s;

unsigned short type_piccomp4_u;

long type_piccomp9_s;

unsigned long type_piccomp9_u;

long long type_piccomp18_s;

char type_dec4_s[6];

char type_dec4_u[6];

char type_dec9_s[11];

char type_dec9_u[11];

char type_dec18_s[20];

char type_pic4_s[6];

char type_pic4_u[6];

char type_pic9_s[11];

char type_pic9_u[11];

char type_pic18_s[20];

short type_small_s;

unsigned short type_small_u;

short type_small_null_i;

short type_small_null;

long type_int_s;

unsigned long type_int_u;

long long type_large_s;

float type_float_15;

double type_float_30;

float type_real;

double type_dbl_prec;

char type_date[11];

char type_time_6[9];

char type_timestamp_6[27];

char type_interval[7];

};