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Overview
Comment:Fix an obsolete comment on a variable definition in expr.c. No code changes.
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SHA1: 012ff6dd306328f7ea71a6600471c871e7ffe37b
User & Date: drh 2016-10-03 12:56:48
Context
2016-10-03
14:44
Avoid unnecessary memset() calls in the query optimizer. check-in: 5bb7cde0 user: drh tags: trunk
12:56
Fix an obsolete comment on a variable definition in expr.c. No code changes. check-in: 012ff6dd user: drh tags: trunk
02:59
Make sure the sqlite_sequence table is updated when an optional xfer optimization is used. Fix for ticket [7b3328086a5c1]. check-in: 81e4d4f8 user: drh tags: trunk
Changes
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Changes to src/expr.c.

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** Special case:  If op==TK_INTEGER and pToken points to a string that
** can be translated into a 32-bit integer, then the token is not
** stored in u.zToken.  Instead, the integer values is written
** into u.iValue and the EP_IntValue flag is set.  No extra storage
** is allocated to hold the integer text and the dequote flag is ignored.
*/
Expr *sqlite3ExprAlloc(
  sqlite3 *db,            /* Handle for sqlite3DbMallocZero() (may be null) */
  int op,                 /* Expression opcode */
  const Token *pToken,    /* Token argument.  Might be NULL */
  int dequote             /* True to dequote */
){
  Expr *pNew;
  int nExtra = 0;
  int iValue = 0;







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** Special case:  If op==TK_INTEGER and pToken points to a string that
** can be translated into a 32-bit integer, then the token is not
** stored in u.zToken.  Instead, the integer values is written
** into u.iValue and the EP_IntValue flag is set.  No extra storage
** is allocated to hold the integer text and the dequote flag is ignored.
*/
Expr *sqlite3ExprAlloc(
  sqlite3 *db,            /* Handle for sqlite3DbMallocRawNN() */
  int op,                 /* Expression opcode */
  const Token *pToken,    /* Token argument.  Might be NULL */
  int dequote             /* True to dequote */
){
  Expr *pNew;
  int nExtra = 0;
  int iValue = 0;