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author | Igor Babaev <igor@askmonty.org> | 2019-02-09 22:54:26 -0800 |
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committer | Igor Babaev <igor@askmonty.org> | 2019-02-09 22:54:26 -0800 |
commit | d11be23933def394585fae83a6f1ab561e3736f2 (patch) | |
tree | 867a809df45931d5c6ad00424c327cd47aae9392 /sql/select_handler.h | |
parent | 3f9040085a0de4976f55bc7e4a2fa5fa8d923100 (diff) | |
download | mariadb-git-d11be23933def394585fae83a6f1ab561e3736f2.tar.gz |
MDEV-17096 Pushdown of simple derived tables to storage engines
Resolved the problem of forming a proper query string for FEDERATEDX.
Added test cases.
Cleanup of extra spaces.
Diffstat (limited to 'sql/select_handler.h')
-rw-r--r-- | sql/select_handler.h | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/sql/select_handler.h b/sql/select_handler.h index 3b1347efed6..19a1883f6c7 100644 --- a/sql/select_handler.h +++ b/sql/select_handler.h @@ -20,9 +20,9 @@ class select_handler select_handler(THD *thd_arg, handlerton *ht_arg) : thd(thd_arg), ht(ht_arg), table(0) {} - - virtual ~select_handler() {} - + + virtual ~select_handler() {} + /* Functions to scan the select result set. All these returns 0 if ok, error code in case of error. @@ -32,7 +32,7 @@ class select_handler virtual int init_scan() = 0; /* - Put the next produced row of the result set in table->record[0] + Put the next produced row of the result set in table->record[0] and return 0. Return HA_ERR_END_OF_FILE if there are no more rows, return other error number in case of fatal error. */ @@ -40,7 +40,7 @@ class select_handler /* Finish scanning */ virtual int end_scan() = 0; - + /* Report errors */ virtual void print_error(int error, myf errflag) = 0; }; |