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Overview
Comment:Remove unnecessary parser error count increments. Let the sqlite3ErrorMsg() take care of doing that.
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SHA1: 3f3b0f683af2fbee83811536f6bef770ff919385
User & Date: drh 2015-04-17 18:22:53
Context
2015-04-17
18:52
Always resolve symbols in all ORDER BY clauses of a compound-SELECT, even illegal ORDER BY clauses. check-in: 6c39ef73 user: drh tags: trunk
18:22
Remove unnecessary parser error count increments. Let the sqlite3ErrorMsg() take care of doing that. check-in: 3f3b0f68 user: drh tags: trunk
16:12
Remove an ALWAYS() that turns out to be false when there is a semantic error on a compound SELECT. check-in: ad67a67c user: drh tags: trunk
Changes
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Changes to src/attach.c.

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  sName.pParse = pParse;

  if( 
      SQLITE_OK!=(rc = resolveAttachExpr(&sName, pFilename)) ||
      SQLITE_OK!=(rc = resolveAttachExpr(&sName, pDbname)) ||
      SQLITE_OK!=(rc = resolveAttachExpr(&sName, pKey))
  ){
    pParse->nErr++;
    goto attach_end;
  }

#ifndef SQLITE_OMIT_AUTHORIZATION
  if( pAuthArg ){
    char *zAuthArg;
    if( pAuthArg->op==TK_STRING ){







<







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  sName.pParse = pParse;

  if( 
      SQLITE_OK!=(rc = resolveAttachExpr(&sName, pFilename)) ||
      SQLITE_OK!=(rc = resolveAttachExpr(&sName, pDbname)) ||
      SQLITE_OK!=(rc = resolveAttachExpr(&sName, pKey))
  ){

    goto attach_end;
  }

#ifndef SQLITE_OMIT_AUTHORIZATION
  if( pAuthArg ){
    char *zAuthArg;
    if( pAuthArg->op==TK_STRING ){

Changes to src/build.c.

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){
  int iDb;                    /* Database holding the object */
  sqlite3 *db = pParse->db;

  if( ALWAYS(pName2!=0) && pName2->n>0 ){
    if( db->init.busy ) {
      sqlite3ErrorMsg(pParse, "corrupt database");
      pParse->nErr++;
      return -1;
    }
    *pUnqual = pName2;
    iDb = sqlite3FindDb(db, pName1);
    if( iDb<0 ){
      sqlite3ErrorMsg(pParse, "unknown database %T", pName1);
      pParse->nErr++;
      return -1;
    }
  }else{
    assert( db->init.iDb==0 || db->init.busy );
    iDb = db->init.iDb;
    *pUnqual = pName1;
  }







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){
  int iDb;                    /* Database holding the object */
  sqlite3 *db = pParse->db;

  if( ALWAYS(pName2!=0) && pName2->n>0 ){
    if( db->init.busy ) {
      sqlite3ErrorMsg(pParse, "corrupt database");

      return -1;
    }
    *pUnqual = pName2;
    iDb = sqlite3FindDb(db, pName1);
    if( iDb<0 ){
      sqlite3ErrorMsg(pParse, "unknown database %T", pName1);

      return -1;
    }
  }else{
    assert( db->init.iDb==0 || db->init.busy );
    iDb = db->init.iDb;
    *pUnqual = pName1;
  }

Changes to src/trigger.c.

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    }
    goto trigger_cleanup;
  }

  /* Do not create a trigger on a system table */
  if( sqlite3StrNICmp(pTab->zName, "sqlite_", 7)==0 ){
    sqlite3ErrorMsg(pParse, "cannot create trigger on system table");
    pParse->nErr++;
    goto trigger_cleanup;
  }

  /* INSTEAD of triggers are only for views and views only support INSTEAD
  ** of triggers.
  */
  if( pTab->pSelect && tr_tm!=TK_INSTEAD ){







<







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    }
    goto trigger_cleanup;
  }

  /* Do not create a trigger on a system table */
  if( sqlite3StrNICmp(pTab->zName, "sqlite_", 7)==0 ){
    sqlite3ErrorMsg(pParse, "cannot create trigger on system table");

    goto trigger_cleanup;
  }

  /* INSTEAD of triggers are only for views and views only support INSTEAD
  ** of triggers.
  */
  if( pTab->pSelect && tr_tm!=TK_INSTEAD ){

Changes to test/table.test.

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    DROP TABLE IF EXISTS sqlite_stat1;
    DROP TABLE IF EXISTS sqlite_stat2;
    DROP TABLE IF EXISTS sqlite_stat3;
    DROP TABLE IF EXISTS sqlite_stat4;
    SELECT name FROM sqlite_master WHERE name GLOB 'sqlite_stat*';
  }
} {}




















# Make sure an EXPLAIN does not really create a new table
#
do_test table-5.3 {
  ifcapable {explain} {
    execsql {EXPLAIN CREATE TABLE test1(f1 int)}
  }







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    DROP TABLE IF EXISTS sqlite_stat1;
    DROP TABLE IF EXISTS sqlite_stat2;
    DROP TABLE IF EXISTS sqlite_stat3;
    DROP TABLE IF EXISTS sqlite_stat4;
    SELECT name FROM sqlite_master WHERE name GLOB 'sqlite_stat*';
  }
} {}

do_test table-5.2.2 {
  db close
  forcedelete test.db
  sqlite3 db test.db
  db eval {
    CREATE TABLE t0(a,b);
    CREATE INDEX t ON t0(a);
    PRAGMA writable_schema=ON;
    UPDATE sqlite_master SET sql='CREATE TABLE a.b(a UNIQUE';
    BEGIN;
    CREATE TABLE t1(x);
    ROLLBACK;
    DROP TABLE IF EXISTS t99;
  }
} {}
db close
forcedelete test.db
sqlite3 db test.db

# Make sure an EXPLAIN does not really create a new table
#
do_test table-5.3 {
  ifcapable {explain} {
    execsql {EXPLAIN CREATE TABLE test1(f1 int)}
  }