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TCL_ARRAYS option patches from Massimo Dal Zotto
This commit is contained in:
Tom Lane
parent
f134a1a90a
commit
5d2cf6af9e
@ -7,7 +7,7 @@
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*
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*
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* IDENTIFICATION
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* $Header: /cvsroot/pgsql/src/backend/utils/adt/arrayfuncs.c,v 1.35 1999/01/17 06:18:45 momjian Exp $
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* $Header: /cvsroot/pgsql/src/backend/utils/adt/arrayfuncs.c,v 1.36 1999/01/17 21:12:55 tgl Exp $
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*
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*-------------------------------------------------------------------------
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*/
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@ -699,8 +699,10 @@ array_out(ArrayType *v, Oid element_type)
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for (tmp = values[i]; *tmp; tmp++)
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{
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overall_length += 1;
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#ifndef TCL_ARRAYS
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if (*tmp == '"')
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overall_length += 1;
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#endif
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}
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overall_length += 1;
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}
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@ -729,6 +731,7 @@ array_out(ArrayType *v, Oid element_type)
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if (!typbyval)
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{
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strcat(p, "\"");
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#ifndef TCL_ARRAYS
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l = strlen(p);
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for (tmp = values[k]; *tmp; tmp++)
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{
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@ -737,6 +740,9 @@ array_out(ArrayType *v, Oid element_type)
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p[l++] = *tmp;
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}
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p[l] = '\0';
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#else
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strcat(p, values[k]);
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#endif
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strcat(p, "\"");
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}
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else
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@ -7,7 +7,7 @@
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*
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*
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* IDENTIFICATION
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* $Header: /cvsroot/pgsql/src/interfaces/libpgtcl/Attic/pgtclCmds.c,v 1.38 1998/10/14 15:17:51 tgl Exp $
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* $Header: /cvsroot/pgsql/src/interfaces/libpgtcl/Attic/pgtclCmds.c,v 1.39 1999/01/17 21:12:55 tgl Exp $
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*
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*-------------------------------------------------------------------------
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*/
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@ -472,39 +472,50 @@ Pg_exec(ClientData cData, Tcl_Interp * interp, int argc, char *argv[])
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get information about the results of a query
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syntax:
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pg_result result ?option?
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pg_result result ?option?
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the options are:
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-status
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the status of the result
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-error
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the error message, if the status indicates error; otherwise an empty string
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-conn
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the connection that produced the result
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-oid
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if command was an INSERT, the OID of the inserted tuple
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-numTuples
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the number of tuples in the query
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-numAttrs
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returns the number of attributes returned by the query
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-assign arrayName
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assign the results to an array, using subscripts of the form
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(tupno,attributeName)
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-assignbyidx arrayName ?appendstr?
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assign the results to an array using the first field's value as a key.
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All but the first field of each tuple are stored, using subscripts of the form
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(field0value,attributeNameappendstr)
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-getTuple tupleNumber
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returns the values of the tuple in a list
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-tupleArray tupleNumber arrayName
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stores the values of the tuple in array arrayName, indexed
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by the attributes returned
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-attributes
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returns a list of the name/type pairs of the tuple attributes
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-lAttributes
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returns a list of the {name type len} entries of the tuple attributes
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-clear
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clear the result buffer. Do not reuse after this
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-status the status of the result
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-error the error message, if the status indicates error; otherwise
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an empty string
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-conn the connection that produced the result
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-oid if command was an INSERT, the OID of the inserted tuple
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-numTuples the number of tuples in the query
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-numAttrs returns the number of attributes returned by the query
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-assign arrayName
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assign the results to an array, using subscripts of the form
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(tupno,attributeName)
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-assignbyidx arrayName ?appendstr?
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assign the results to an array using the first field's value
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as a key.
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All but the first field of each tuple are stored, using
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subscripts of the form (field0value,attributeNameappendstr)
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-getTuple tupleNumber
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returns the values of the tuple in a list
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-tupleArray tupleNumber arrayName
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stores the values of the tuple in array arrayName, indexed
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by the attributes returned
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-attributes
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returns a list of the name/type pairs of the tuple attributes
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-lAttributes
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returns a list of the {name type len} entries of the tuple
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attributes
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-clear clear the result buffer. Do not reuse after this
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**********************************/
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int
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Pg_result(ClientData cData, Tcl_Interp * interp, int argc, char *argv[])
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@ -621,15 +632,24 @@ Pg_result(ClientData cData, Tcl_Interp * interp, int argc, char *argv[])
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*/
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for (tupno = 0; tupno < PQntuples(result); tupno++)
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{
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const char *field0 = PQgetvalue(result, tupno, 0);
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char * workspace = malloc(strlen(field0) + strlen(appendstr) + 210);
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const char *field0 =
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#ifdef TCL_ARRAYS
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tcl_value(PQgetvalue(result, tupno, 0));
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#else
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PQgetvalue(result, tupno, 0);
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#endif
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char *workspace = malloc(strlen(field0) + strlen(appendstr) + 210);
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for (i = 1; i < PQnfields(result); i++)
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{
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sprintf(workspace, "%s,%.200s%s", field0, PQfname(result,i),
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appendstr);
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if (Tcl_SetVar2(interp, arrVar, workspace,
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#ifdef TCL_ARRAYS
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tcl_value(PQgetvalue(result, tupno, i)),
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#else
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PQgetvalue(result, tupno, i),
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#endif
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TCL_LEAVE_ERR_MSG) == NULL)
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{
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free(workspace);
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@ -654,8 +674,15 @@ Pg_result(ClientData cData, Tcl_Interp * interp, int argc, char *argv[])
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Tcl_AppendResult(interp, "argument to getTuple cannot exceed number of tuples - 1", 0);
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return TCL_ERROR;
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}
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#ifdef TCL_ARRAYS
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for (i = 0; i < PQnfields(result); i++)
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{
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Tcl_AppendElement(interp, tcl_value(PQgetvalue(result, tupno, i)));
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}
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#else
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for (i = 0; i < PQnfields(result); i++)
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Tcl_AppendElement(interp, PQgetvalue(result, tupno, i));
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#endif
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return TCL_OK;
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}
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else if (strcmp(opt, "-tupleArray") == 0)
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@ -674,7 +701,11 @@ Pg_result(ClientData cData, Tcl_Interp * interp, int argc, char *argv[])
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for (i = 0; i < PQnfields(result); i++)
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{
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if (Tcl_SetVar2(interp, argv[4], PQfname(result, i),
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#ifdef TCL_ARRAYS
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tcl_value(PQgetvalue(result, tupno, i)),
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#else
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PQgetvalue(result, tupno, i),
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#endif
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TCL_LEAVE_ERR_MSG) == NULL)
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return TCL_ERROR;
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}
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@ -1302,7 +1333,13 @@ Pg_select(ClientData cData, Tcl_Interp * interp, int argc, char **argv)
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Tcl_SetVar2(interp, argv[3], ".tupno", buffer, 0);
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for (column = 0; column < ncols; column++)
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Tcl_SetVar2(interp, argv[3], info[column].cname, PQgetvalue(result, tupno, column), 0);
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Tcl_SetVar2(interp, argv[3], info[column].cname,
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#ifdef TCL_ARRAYS
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tcl_value(PQgetvalue(result, tupno, column)),
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#else
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PQgetvalue(result, tupno, column),
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#endif
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0);
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Tcl_SetVar2(interp, argv[3], ".command", "update", 0);
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