src/tools/cachetable.cxx File Reference

#include <CSql.h>
#include <CacheTableLoader.h>

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Functions
void	printUsage ()
int	main (int argc, char **argv)

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Function Documentation

int main	(	int	argc,
		char **	argv
	)

Definition at line 34 of file cachetable.cxx.

References CacheTableLoader::addToCacheTableFile(), IDENTIFIER_LENGTH, CacheTableLoader::load(), OK, printUsage(), CacheTableLoader::recoverAllCachedTables(), CacheTableLoader::reload(), CacheTableLoader::removeFromCacheTableFile(), CacheTableLoader::setConnParam(), CacheTableLoader::setTable(), and CacheTableLoader::unload().

{
    char username[IDENTIFIER_LENGTH];
    username [0] = '\0';
    char password[IDENTIFIER_LENGTH];
    password [0] = '\0';
    int c = 0, opt = 10;
    char tablename[IDENTIFIER_LENGTH];
    char syncModeStr[IDENTIFIER_LENGTH];
    bool tableDefinition = true;
    bool tableNameSpecified = false;
    while ((c = getopt(argc, argv, "U:P:t:Rsru?")) != EOF) 
    {
        switch (c)
        {
            case 'U' : { strcpy(username, argv[optind - 1]); opt=10; break; }
            case 'P' : { strcpy(password, argv[optind - 1]); opt=10; break; }
            case 't' : { strcpy(tablename, argv[optind - 1]); 
                         if (opt==10) opt = 2; 
                         tableNameSpecified = true; 
                         break; 
                       }
            case '?' : { opt = 10; break; } //print help 
            case 'R' : { opt = 3; break; } //recover all the tables
            case 's' : { tableDefinition=false; break; } //do not get the schema information from target db
            case 'r' : { opt = 4; break; } //reload the table
            case 'u' : { opt = 5; break; } //unload the table
            default: opt=10; 

        }
    }//while options
    if (opt == 10) {
        printUsage();
        return 0;
    }

    //printf("%s %s \n", username, password);
    if (username[0] == '\0' )
    {
        strcpy(username, "root");
        strcpy(password, "manager");
    }
    DbRetVal rv = OK;
    CacheTableLoader cacheLoader;
    cacheLoader.setConnParam(username, password);
    if (opt==2) {
        cacheLoader.setTable(tablename);
        rv = cacheLoader.load(tableDefinition);
        if (rv != OK) exit (1);
        rv = cacheLoader.addToCacheTableFile();
        if (rv != OK) exit (2);
    }else if (opt==3) //recover
    {
        rv = cacheLoader.recoverAllCachedTables();
        if (rv != OK) exit (1);
    }else if (opt==4) //reload
    {
        if (!tableNameSpecified) 
        {
            printf("Table name is not specified. Check usage with ? \n");
            return 1;
        }
        cacheLoader.setTable(tablename);
        rv = cacheLoader.reload();
        if (rv != OK) exit (1);
    }else if (opt==5) //unload
    {
        if (!tableNameSpecified) 
        {
            printf("Table name is not specified. Check usage with ? option\n");
            return 1;
        }
        cacheLoader.setTable(tablename);
        rv = cacheLoader.unload(tableDefinition);
        if (rv != OK) exit (1);
        rv = cacheLoader.removeFromCacheTableFile();
        if (rv != OK) exit (2);

    }
    return 0;
}

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void printUsage

(

)

Definition at line 19 of file cachetable.cxx.

Referenced by main().

{
   printf("Usage: cachetable [-U username] [-P passwd] -t tablename \n"
          "       [-R] [-s] [-r]\n");
   printf("       username -> username to connect with csql.\n");
   printf("       passwd -> password for the above username to connect with csql.\n");
   printf("       tablename -> table name to be cached in csql from target db.\n");
   printf("       R -> recover all cached tables from the target database.\n");
   printf("       s -> load only the records from target db. Assumes table is already created in csql\n");
   printf("       r -> reload the table. get the latest image of table from target db\n");
   printf("       u -> unload the table. if used with -s option, removes only records and preserves the schema\n");
   printf("       no option -> get table definition and records from target db and create in csql.\n");
   return;
}

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