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96 | 96 | * Maximum number of columns in an index and maximum number of arguments |
97 | 97 | * to a function. They must be the same value. |
98 | 98 | * |
| 99 | + * The minimum value is 9 (btree index creation has a 9-argument function). |
| 100 | + * |
99 | 101 | * There is no maximum value, though if you want to pass more than 32 |
100 | 102 | * arguments to a function, you will have to modify |
101 | 103 | * pgsql/src/backend/utils/fmgr/fmgr.c and add additional entries |
102 | 104 | * to the 'case' statement for the additional arguments. |
103 | 105 | */ |
104 | 106 | #defineINDEX_MAX_KEYS16 |
105 | | -#defineFUNC_MAX_ARGS(INDEX_MAX_KEYS+1) |
| 107 | +#defineFUNC_MAX_ARGSINDEX_MAX_KEYS |
106 | 108 |
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107 | 109 | /* |
108 | 110 | * Enables debugging print statements in the date/time support routines. |
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