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Overview
Comment:Better support for the Oracle ODBC interface; Added option to xStatement to suppress printing of errors.
Timelines: family | ancestors | descendants | both | trunk
Files: files | file ages | folders
SHA1:81505d3c5ff71000eb2b338cd159146270989afc
User & Date: shaneh 2010-08-02 19:07:44
Context
2010-08-10
03:33
Evidence testing of SQLite SQL language. check-in: 99714e1f5b user: shaneh tags: trunk
2010-08-02
19:07
Better support for the Oracle ODBC interface; Added option to xStatement to suppress printing of errors. check-in: 81505d3c5f user: shaneh tags: trunk
2010-07-21
14:44
Some more tests of the in-op that work on MS SQL Server, Oracle, and MySQL. check-in: cf9bd258b0 user: shaneh tags: trunk
Changes
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Changes to src/slt_odbc3.c. 

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#include <windows.h>
#endif
#define SQL_NOUNICODEMAP
#include <sql.h>
#include <sqlext.h>


#define SLT_DSN "sqllogictest"
#define SLT_DB  "slt"



/* 
** Forward prototypes.
*/
static int ODBC3Statement(
  void *pConn,                /* Connection created by xConnect */
  const char *zSql            /* SQL statement to evaluate */






);

/*
** Structure used to hold handles needed for ODBC3 connection.
*/
typedef struct ODBC3_Handles ODBC3_Handles;
struct ODBC3_Handles {
................................................................................
static int ODBC3_dropAllTables(ODBC3_Handles *pODBC3conn)
{
  int rc = 0;
  SQLRETURN ret;       /* ODBC API return status */
  SQLSMALLINT columns; /* number of columns in result-set */
  ODBC3_resAccum res;          /* query result accumulator */
  SQLUSMALLINT i;

  char zSql[512];
  SQLHSTMT stmt = SQL_NULL_HSTMT;






  /* zero out accumulator structure */
  memset(&res, 0, sizeof(res));

  /* Allocate a statement handle */
  ret = SQLAllocHandle(SQL_HANDLE_STMT, pODBC3conn->dbc, &stmt);
  if( !SQL_SUCCEEDED(ret) && (ret != SQL_SUCCESS_WITH_INFO) ){
    ODBC3_perror("SQLAllocHandle", pODBC3conn->dbc, SQL_HANDLE_DBC);
................................................................................
  if( !rc ){
  
    /* Find the name of the database (defaults to SLT_DB).
    ** When looping through the tables to delete, only delete
    ** tables from that database.
    */
    char zDbName[512] = SLT_DB;




    char *pc1 = zDbName;
    char *pc2 = strstr(pODBC3conn->zConnStr, "DATABASE=");
    if( pc2 ){
      pc2 += 9;
      while( *pc2 && (*pc2!=';') ) *pc1++ = *pc2++;
      *pc1 = '\0';
    }
  








    /* for each valid table found, drop it */

    for( i=0; !rc && (i+4<res.nUsed); i+=5 ){






































      if(    (0 == strcmp(res.azValue[i], zDbName)
               || 0 == strcmp(res.azValue[i], "NULL"))


          && (strlen(res.azValue[i+2])>0)
          && (0 == strcmp(res.azValue[i+3], "TABLE"))

      ){
        sprintf(zSql, "DROP TABLE %s", res.azValue[i+2]);
        rc = ODBC3Statement(pODBC3conn, zSql);

      }
    }
  }
  
  return rc;
}

................................................................................

/*
** Evaluate the single SQL statement given in zSql.  Return 0 on success.
** return non-zero if any error occurs.
*/
static int ODBC3Statement(
  void *pConn,                /* Connection created by xConnect */
  const char *zSql            /* SQL statement to evaluate */

){
  int rc = 0;
  SQLRETURN ret; /* ODBC API return status */
  ODBC3_Handles *pODBC3conn = pConn;
  SQLHSTMT stmt = SQL_NULL_HSTMT;

  /* Allocate a statement handle */
  ret = SQLAllocHandle(SQL_HANDLE_STMT, pODBC3conn->dbc, &stmt);
  if( !SQL_SUCCEEDED(ret) && (ret != SQL_SUCCESS_WITH_INFO) ){
    ODBC3_perror("SQLAllocHandle", pODBC3conn->dbc, SQL_HANDLE_DBC);
    return 1;
  }

  ret = SQLExecDirect(stmt, (SQLCHAR *)zSql, SQL_NTS);
  if( !SQL_SUCCEEDED(ret) && (ret != SQL_SUCCESS_WITH_INFO) 
  /* a searched update or delete statement was executed but did not affect any rows (ODBC3) */
#if defined(SQL_NO_DATA)
      && (ret != SQL_NO_DATA) 
#endif
    ){
    ODBC3_perror("SQLExecDirect", stmt, SQL_HANDLE_STMT);
    rc = 1;
  }

  if( stmt != SQL_NULL_HSTMT ){
    SQLFreeHandle(SQL_HANDLE_STMT, stmt);
  }









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#include <windows.h>
#endif
#define SQL_NOUNICODEMAP
#include <sql.h>
#include <sqlext.h>


#define SLT_DSN   "sqllogictest"
#define SLT_DB    "slt"
#define SLT_USER  "slt"


/* 
** Forward prototypes.
*/
static int ODBC3Statement(
  void *pConn,                /* Connection created by xConnect */
  const char *zSql,           /* SQL statement to evaluate */
  int bQuiet                  /* True to suppress printing errors. */
);

static int ODBC3GetEngineName(
  void *pConn,                /* Connection created by xConnect */
  const char **zName          /* SQL statement to evaluate */
);

/*
** Structure used to hold handles needed for ODBC3 connection.
*/
typedef struct ODBC3_Handles ODBC3_Handles;
struct ODBC3_Handles {
................................................................................
static int ODBC3_dropAllTables(ODBC3_Handles *pODBC3conn)
{
  int rc = 0;
  SQLRETURN ret;       /* ODBC API return status */
  SQLSMALLINT columns; /* number of columns in result-set */
  ODBC3_resAccum res;          /* query result accumulator */
  SQLUSMALLINT i;
  char *zDmbsName = "unknown";
  char zSql[512];
  SQLHSTMT stmt = SQL_NULL_HSTMT;

  /* find type of db engine.  we may need to do special
   * processing based on the engine.
   */
  ODBC3GetEngineName(pODBC3conn, &zDmbsName);
  
  /* zero out accumulator structure */
  memset(&res, 0, sizeof(res));

  /* Allocate a statement handle */
  ret = SQLAllocHandle(SQL_HANDLE_STMT, pODBC3conn->dbc, &stmt);
  if( !SQL_SUCCEEDED(ret) && (ret != SQL_SUCCESS_WITH_INFO) ){
    ODBC3_perror("SQLAllocHandle", pODBC3conn->dbc, SQL_HANDLE_DBC);
................................................................................
  if( !rc ){
  
    /* Find the name of the database (defaults to SLT_DB).
    ** When looping through the tables to delete, only delete
    ** tables from that database.
    */
    char zDbName[512] = SLT_DB;
    char zUserName[512] = SLT_USER;
    char *pc1;
    char *pc2;

    pc1 = zDbName;
    pc2 = strstr(pODBC3conn->zConnStr, "DATABASE=");
    if( pc2 ){
      pc2 += 9;
      while( *pc2 && (*pc2!=';') ) *pc1++ = *pc2++;
      *pc1 = '\0';
    }

    pc1 = zUserName;
    pc2 = strstr(pODBC3conn->zConnStr, "UID=");
    if( pc2 ){
      pc2 += 4;
      while( *pc2 && (*pc2!=';') ) *pc1++ = *pc2++;
      *pc1 = '\0';
    }

    /* for each valid table found, drop it */
    if( 0 == stricmp(zDmbsName, "mysql") ){
      for( i=0; !rc && (i+4<res.nUsed); i+=5 ){
        if(    (0 == stricmp(res.azValue[i], zDbName))
            && (strlen(res.azValue[i+2])>0)
            && (0 == strcmp(res.azValue[i+3], "TABLE"))
        ){
          sprintf(zSql, "DROP TABLE %s", res.azValue[i+2]);
          rc = ODBC3Statement(pODBC3conn, zSql, 0);
        }
      }
    }else if( 0 == stricmp(zDmbsName, "oracle") ){
      for( i=0; !rc && (i+4<res.nUsed); i+=5 ){
        if(    (0 == stricmp(res.azValue[i], zDbName)
                 || 0 == strcmp(res.azValue[i], "NULL"))
            && (0 == strcmp(res.azValue[i+1], "(empty)")
                 || 0 == strcmp(res.azValue[i+1], "NULL")
                 || 0 == stricmp(res.azValue[i+1], zUserName))
            && (strlen(res.azValue[i+2])>0)
              && (0 == strchr(res.azValue[i+2], '$')) /* system/temp table */
            && (0 == strcmp(res.azValue[i+3], "TABLE"))
            && (0 == strcmp(res.azValue[i+4], "NULL"))
        ){
          sprintf(zSql, "DROP TABLE %s", res.azValue[i+2]);
          rc = ODBC3Statement(pODBC3conn, zSql, 0);
        }
      }
    }else if( 0 == stricmp(zDmbsName, "mssql") ){
      for( i=0; !rc && (i+4<res.nUsed); i+=5 ){
        if(    (0 == stricmp(res.azValue[i], zDbName))
            && (0 == strcmp(res.azValue[i+1], "dbo"))
            && (strlen(res.azValue[i+2])>0)
            && (0 == strcmp(res.azValue[i+3], "TABLE"))
            && (0 == strcmp(res.azValue[i+4], "NULL"))
        ){
          sprintf(zSql, "DROP TABLE %s", res.azValue[i+2]);
          rc = ODBC3Statement(pODBC3conn, zSql, 0);
        }
      }
    }else{
      for( i=0; !rc && (i+4<res.nUsed); i+=5 ){
        if(    (0 == strcmp(res.azValue[i], zDbName)
                 || 0 == strcmp(res.azValue[i], "NULL"))
            && (0 == strcmp(res.azValue[i+1], "(empty)")
                 || 0 == strcmp(res.azValue[i+1], "NULL"))
            && (strlen(res.azValue[i+2])>0)
            && (0 == strcmp(res.azValue[i+3], "TABLE"))
            && (0 == strcmp(res.azValue[i+4], "NULL"))
        ){
          sprintf(zSql, "DROP TABLE %s", res.azValue[i+2]);
          rc = ODBC3Statement(pODBC3conn, zSql, 0);
        }
      }
    }
  }
  
  return rc;
}

................................................................................

/*
** Evaluate the single SQL statement given in zSql.  Return 0 on success.
** return non-zero if any error occurs.
*/
static int ODBC3Statement(
  void *pConn,                /* Connection created by xConnect */
  const char *zSql,           /* SQL statement to evaluate */
  int bQuiet                  /* True to suppress printing errors. */
){
  int rc = 0;
  SQLRETURN ret; /* ODBC API return status */
  ODBC3_Handles *pODBC3conn = pConn;
  SQLHSTMT stmt = SQL_NULL_HSTMT;

  /* Allocate a statement handle */
  ret = SQLAllocHandle(SQL_HANDLE_STMT, pODBC3conn->dbc, &stmt);
  if( !SQL_SUCCEEDED(ret) && (ret != SQL_SUCCESS_WITH_INFO) ){
    if (!bQuiet) ODBC3_perror("SQLAllocHandle", pODBC3conn->dbc, SQL_HANDLE_DBC);
    return 1;
  }

  ret = SQLExecDirect(stmt, (SQLCHAR *)zSql, SQL_NTS);
  if( !SQL_SUCCEEDED(ret) && (ret != SQL_SUCCESS_WITH_INFO) 
  /* a searched update or delete statement was executed but did not affect any rows (ODBC3) */
#if defined(SQL_NO_DATA)
      && (ret != SQL_NO_DATA) 
#endif
    ){
    if (!bQuiet) ODBC3_perror("SQLExecDirect", stmt, SQL_HANDLE_STMT);
    rc = 1;
  }

  if( stmt != SQL_NULL_HSTMT ){
    SQLFreeHandle(SQL_HANDLE_STMT, stmt);
  }

Changes to src/slt_sqlite.c. 

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/*
** Evaluate the single SQL statement given in zSql.  Return 0 on success.
** return non-zero if any error occurs.
*/
static int sqliteStatement(
  void *pConn,                /* Connection created by xConnect */
  const char *zSql            /* SQL statement to evaluate */

){
  int rc;
  sqlite3 *db;

  db = (sqlite3*)pConn;
  rc = sqlite3_exec(db, zSql, 0, 0, 0);
  return rc!=SQLITE_OK;








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/*
** Evaluate the single SQL statement given in zSql.  Return 0 on success.
** return non-zero if any error occurs.
*/
static int sqliteStatement(
  void *pConn,                /* Connection created by xConnect */
  const char *zSql,           /* SQL statement to evaluate */
  int bQuiet                  /* True to suppress printing errors. */
){
  int rc;
  sqlite3 *db;

  db = (sqlite3*)pConn;
  rc = sqlite3_exec(db, zSql, 0, 0, 0);
  return rc!=SQLITE_OK;

Changes to src/sqllogictest.c. 

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      }
      continue;
    }

    /* Figure out the record type and do appropriate processing */
    if( strcmp(sScript.azToken[0],"statement")==0 ){
      int k = 0;



      /* Extract the SQL from second and subsequent lines of the
      ** record.  Copy the SQL into contiguous memory at the beginning
      ** of zScript - we are guaranteed to have enough space there. */
      while( nextLine(&sScript) && sScript.zLine[0] ){
        if( k>0 ) zScript[k++] = '\n';
        memmove(&zScript[k], sScript.zLine, sScript.len);
        k += sScript.len;
      }
      zScript[k] = 0;




      /* Run the statement.  Remember the results */



      rc = pEngine->xStatement(pConn, zScript);
      nCmd++;

      /* Check to see if we are expecting success or failure */
      if( strcmp(sScript.azToken[1],"ok")==0 ){
        /* do nothing if we expect success */
      }else if( strcmp(sScript.azToken[1],"error")==0 ){
        /* Invert the result if we expect failure */
        rc = !rc;
      }else{
        fprintf(stderr, "%s:%d: statement argument should be 'ok' or 'error'\n",
                zScriptFile, sScript.startLine);
        nErr++;
        rc = 0;








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      }
      continue;
    }

    /* Figure out the record type and do appropriate processing */
    if( strcmp(sScript.azToken[0],"statement")==0 ){
      int k = 0;
      int bExpectOk = 0;
      int bExpectError = 0;

      /* Extract the SQL from second and subsequent lines of the
      ** record.  Copy the SQL into contiguous memory at the beginning
      ** of zScript - we are guaranteed to have enough space there. */
      while( nextLine(&sScript) && sScript.zLine[0] ){
        if( k>0 ) zScript[k++] = '\n';
        memmove(&zScript[k], sScript.zLine, sScript.len);
        k += sScript.len;
      }
      zScript[k] = 0;

      bExpectOk = strcmp(sScript.azToken[1],"ok")==0;
      bExpectError = strcmp(sScript.azToken[1],"error")==0;

      /* Run the statement.  Remember the results 
      ** If we're expecting an error, pass true to suppress
      ** printing of any errors. 
      */
      rc = pEngine->xStatement(pConn, zScript, bExpectError);
      nCmd++;

      /* Check to see if we are expecting success or failure */
      if( bExpectOk ){
        /* do nothing if we expect success */
      }else if( bExpectError ){
        /* Invert the result if we expect failure */
        rc = !rc;
      }else{
        fprintf(stderr, "%s:%d: statement argument should be 'ok' or 'error'\n",
                zScriptFile, sScript.startLine);
        nErr++;
        rc = 0;

Changes to src/sqllogictest.h. 

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*/
typedef struct DbEngine DbEngine;
struct DbEngine {
  const char *zName;                      /* Name of this engine */
  void *pAuxData;                         /* Aux data passed to xConnect */
  int (*xConnect)(void *pAux, const char *zConnectStr, void **ppConn);
  int (*xGetEngineName)(void*, const char **zName);
  int (*xStatement)(void*, const char *zSql);


  int (*xQuery)(void*, const char *zSql, const char *zTypes,
                char ***pazResult, int *pnResult);
  int (*xFreeResults)(void*, char **azResult, int nResult);
  int (*xDisconnect)(void*);
};

/*








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*/
typedef struct DbEngine DbEngine;
struct DbEngine {
  const char *zName;                      /* Name of this engine */
  void *pAuxData;                         /* Aux data passed to xConnect */
  int (*xConnect)(void *pAux, const char *zConnectStr, void **ppConn);
  int (*xGetEngineName)(void*, const char **zName);
  int (*xStatement)(void*, 
                    const char *zSql, 
                    int bQuiet);          /* True to suppress printing errors. */
  int (*xQuery)(void*, const char *zSql, const char *zTypes,
                char ***pazResult, int *pnResult);
  int (*xFreeResults)(void*, char **azResult, int nResult);
  int (*xDisconnect)(void*);
};

/*

Changes to test/evidence/in2.test. 

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query I nosort
SELECT 1 FROM t1 WHERE NULL NOT IN ( NULL, 1.0 )
----

query I nosort
SELECT 1 FROM t1 WHERE NULL NOT IN ( NULL, '1' )
----































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query I nosort
SELECT 1 FROM t1 WHERE NULL NOT IN ( NULL, 1.0 )
----

query I nosort
SELECT 1 FROM t1 WHERE NULL NOT IN ( NULL, '1' )
----

# EVIDENCE-OF: R-00416-37972 When the right operand of an IN or NOT IN
# operator is a subquery, the subquery must have a single result column.

query I nosort
SELECT 1 FROM t1 WHERE 1 IN (SELECT 1)
----
1
1
1

statement error
SELECT 1 FROM t1 WHERE 1 IN (SELECT 1,2)

statement error
SELECT 1 FROM t1 WHERE 1 IN (SELECT x,y FROM t1)

statement error
SELECT 1 FROM t1 WHERE 1 IN (SELECT * FROM t1)

statement error
SELECT 1 FROM t1 WHERE 1 IN (SELECT min(x),max(x) FROM t1)

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