From: Sergey Ostanevich <sergos@tarantool.org>
To: Nikita Pettik <korablev@tarantool.org>
Cc: tarantool-patches@dev.tarantool.org
Subject: Re: [Tarantool-patches] [PATCH v3 12/20] sql: add sql_stmt_schema_version()
Date: Wed, 25 Dec 2019 16:37:45 +0300 [thread overview]
Message-ID: <20191225133744.GM19594@tarantool.org> (raw)
In-Reply-To: <eaa3f9553d47bb9d91861d2e546e251cbbe84301.1576844632.git.korablev@tarantool.org>
Hi!
Thanks for the patch, LGTM.
Sergos
On 20 Dec 15:47, Nikita Pettik wrote:
> Let's introduce interface function to get schema version of prepared
> statement. It is required since sturct sql_stmt (i.e. prepared
> statement) is an opaque object and in fact is an alias to struct Vdbe.
> Statements with schema version different from the current one are
> considered to be expired and should be re-compiled.
>
> Needed for #2592
> ---
> src/box/sql/sqlInt.h | 3 +++
> src/box/sql/vdbeapi.c | 7 +++++++
> 2 files changed, 10 insertions(+)
>
> diff --git a/src/box/sql/sqlInt.h b/src/box/sql/sqlInt.h
> index 09f638268..7dfc29809 100644
> --- a/src/box/sql/sqlInt.h
> +++ b/src/box/sql/sqlInt.h
> @@ -571,6 +571,9 @@ sql_column_name(sql_stmt *, int N);
> const char *
> sql_column_datatype(sql_stmt *, int N);
>
> +uint32_t
> +sql_stmt_schema_version(const struct sql_stmt *stmt);
> +
> int
> sql_initialize(void);
>
> diff --git a/src/box/sql/vdbeapi.c b/src/box/sql/vdbeapi.c
> index b1c556ec3..7d9ce11e7 100644
> --- a/src/box/sql/vdbeapi.c
> +++ b/src/box/sql/vdbeapi.c
> @@ -798,6 +798,13 @@ sql_column_decltype(sql_stmt * pStmt, int N)
> COLNAME_DECLTYPE);
> }
>
> +uint32_t
> +sql_stmt_schema_version(const struct sql_stmt *stmt)
> +{
> + struct Vdbe *v = (struct Vdbe *) stmt;
> + return v->schema_ver;
> +}
> +
> /******************************* sql_bind_ **************************
> *
> * Routines used to attach values to wildcards in a compiled SQL statement.
> --
> 2.15.1
>
next prev parent reply other threads:[~2019-12-25 13:37 UTC|newest]
Thread overview: 51+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-12-20 12:47 [Tarantool-patches] [PATCH v3 00/20] sql: prepared statements Nikita Pettik
2019-12-20 12:47 ` [Tarantool-patches] [PATCH v3 01/20] sql: remove sql_prepare_v2() Nikita Pettik
2019-12-23 14:03 ` Sergey Ostanevich
2019-12-24 0:51 ` Nikita Pettik
2019-12-27 19:18 ` Sergey Ostanevich
2019-12-20 12:47 ` [Tarantool-patches] [PATCH v3 02/20] sql: refactor sql_prepare() and sqlPrepare() Nikita Pettik
2019-12-24 11:35 ` Sergey Ostanevich
2019-12-20 12:47 ` [Tarantool-patches] [PATCH v3 03/20] sql: move sql_prepare() declaration to box/execute.h Nikita Pettik
2019-12-24 11:40 ` Sergey Ostanevich
2019-12-20 12:47 ` [Tarantool-patches] [PATCH v3 04/20] sql: rename sqlPrepare() to sql_stmt_compile() Nikita Pettik
2019-12-24 12:01 ` Sergey Ostanevich
2019-12-20 12:47 ` [Tarantool-patches] [PATCH v3 05/20] sql: rename sql_finalize() to sql_stmt_finalize() Nikita Pettik
2019-12-24 12:08 ` Sergey Ostanevich
2019-12-20 12:47 ` [Tarantool-patches] [PATCH v3 06/20] sql: rename sql_reset() to sql_stmt_reset() Nikita Pettik
2019-12-24 12:09 ` Sergey Ostanevich
2019-12-20 12:47 ` [Tarantool-patches] [PATCH v3 07/20] sql: move sql_stmt_finalize() to execute.h Nikita Pettik
2019-12-24 12:11 ` Sergey Ostanevich
2019-12-20 12:47 ` [Tarantool-patches] [PATCH v3 08/20] port: increase padding of struct port Nikita Pettik
2019-12-24 12:34 ` Sergey Ostanevich
2019-12-20 12:47 ` [Tarantool-patches] [PATCH v3 09/20] port: add result set format and request type to port_sql Nikita Pettik
2019-12-25 13:37 ` Sergey Ostanevich
2019-12-20 12:47 ` [Tarantool-patches] [PATCH v3 10/20] sql: resurrect sql_bind_parameter_count() function Nikita Pettik
2019-12-24 20:23 ` Sergey Ostanevich
2019-12-20 12:47 ` [Tarantool-patches] [PATCH v3 11/20] sql: resurrect sql_bind_parameter_name() Nikita Pettik
2019-12-24 20:26 ` Sergey Ostanevich
2019-12-20 12:47 ` [Tarantool-patches] [PATCH v3 12/20] sql: add sql_stmt_schema_version() Nikita Pettik
2019-12-25 13:37 ` Sergey Ostanevich [this message]
2019-12-20 12:47 ` [Tarantool-patches] [PATCH v3 13/20] sql: introduce sql_stmt_sizeof() function Nikita Pettik
2019-12-25 13:44 ` Sergey Ostanevich
2019-12-20 12:47 ` [Tarantool-patches] [PATCH v3 14/20] box: increment schema_version on ddl operations Nikita Pettik
2019-12-25 14:33 ` Sergey Ostanevich
2019-12-20 12:47 ` [Tarantool-patches] [PATCH v3 15/20] sql: introduce sql_stmt_query_str() method Nikita Pettik
2019-12-25 14:36 ` Sergey Ostanevich
2019-12-20 12:47 ` [Tarantool-patches] [PATCH v3 16/20] sql: move sql_stmt_busy() declaration to box/execute.h Nikita Pettik
2019-12-25 14:54 ` Sergey Ostanevich
2019-12-20 12:47 ` [Tarantool-patches] [PATCH v3 17/20] sql: introduce holder for prepared statemets Nikita Pettik
2019-12-23 20:54 ` Sergey Ostanevich
2019-12-20 12:47 ` [Tarantool-patches] [PATCH v3 18/20] box: introduce prepared statements Nikita Pettik
2019-12-25 15:23 ` Sergey Ostanevich
2019-12-30 10:27 ` Nikita Pettik
2019-12-30 14:15 ` Sergey Ostanevich
2019-12-20 12:47 ` [Tarantool-patches] [PATCH v3 19/20] netbox: " Nikita Pettik
2019-12-25 20:41 ` Sergey Ostanevich
2019-12-30 9:58 ` Nikita Pettik
2019-12-30 14:16 ` Sergey Ostanevich
2019-12-20 12:47 ` [Tarantool-patches] [PATCH v3 20/20] sql: add cache statistics to box.info Nikita Pettik
2019-12-25 20:53 ` Sergey Ostanevich
2019-12-30 9:46 ` Nikita Pettik
2019-12-30 14:23 ` Sergey Ostanevich
2019-12-30 1:13 ` [Tarantool-patches] [PATCH v3 00/20] sql: prepared statements Nikita Pettik
2019-12-31 8:39 ` Kirill Yukhin
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