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sqlite列出所有表信息,
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#include <sqlite3.h>
#include <stdio.h>
#include <string.h>
//回调函数
int ListTablesName_callback(void *pDB,int argc,char **argv,char **azColName)
{
int ret;
char psqlQuerySel[128] = "select * from ";
char *pError = NULL;
sqlite3_stmt *pStmt = NULL;
strcat(psqlQuerySel,argv[0]);
fprintf(stdout,"%s\n",psqlQuerySel);
//准备读取数据
ret = sqlite3_prepare((sqlite3 *)pDB,psqlQuerySel,strlen(psqlQuerySel),&pStmt,(const char**)&pError);
if (ret != sqlITE_OK)
{
fprintf(stderr,"sqlite3_prepare fail\n");
return -1;
}
while (1)
{
ret = sqlite3_step(pStmt); //移动记录集
if (ret != sqlITE_ROW)
break;
fprintf(stdout,"%d ",sqlite3_column_int(pStmt,0));
fprintf(stdout,"%s \n",sqlite3_column_text(pStmt,1));
}
return 0;
}
int main()
{
int ret = 0;
sqlite3 *pDB = NULL;
sqlite3_stmt *pStmt = NULL;
char *pError = NULL;
char *pListTablesNameSel = (char*)"SELECT name FROM sqlite_master";//列出所以表名语句
//打开文件
ret = sqlite3_open("test.db",&pDB);
if (ret != sqlITE_OK)
{
fprintf(stderr,"can't open database : %s\n",sqlite3_errmsg(pDB));
sqlite3_close(pDB);
return -1;
}
//查找源文件中所有表名
ret = sqlite3_exec(pDB,pListTablesNameSel,ListTablesName_callback,pDB,&pError);
if (ret != sqlITE_OK)
{
fprintf(stderr,"list table count error: %s",sqlite3_errmsg(pDB));
sqlite3_close(pDB);
return -1;
}
return 0;
}
原文链接
原文链接:https://www.f2er.com/sqlite/198298.html