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Merge pull request #1922 from denis0x0D/MCOL-4685

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MCOL-4685: Eliminate some irrelevant settings (uncompressed data and extents per file)
This commit is contained in:
Roman Nozdrin
2021-06-06 16:00:29 +03:00
committed by GitHub
parent 3537c0d635 606194e6e4
commit 47e9fc0312
23 changed files with 170 additions and 143 deletions
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37
dbcon/mysql/ha_mcs_ddl.cpp
View File

@ -189,6 +189,11 @@ int parseCompressionComment ( std::string comment )
else
compressiontype = MAX_INT;
// MCOL-4685: ignore [COMMENT '[compression=0] option at table or column level (no error
// messages, just disregard);
if (compressiontype == 0)
compressiontype = 2;
return compressiontype;
}
@ -2321,7 +2326,10 @@ int ha_mcs_impl_create_(const char* name, TABLE* table_arg, HA_CREATE_INFO* crea
int compressiontype = get_compression_type(thd);
if (compressiontype == 1) compressiontype = 2;
// MCOL-4685:
// remove the option to declare uncompressed columns (set infinidb_compression_type = 0).
if (compressiontype == 1 || compressiontype == 0)
compressiontype = 2;
//string tablecomment;
if (table_arg->s->comment.length > 0 )
@ -2330,8 +2338,14 @@ int ha_mcs_impl_create_(const char* name, TABLE* table_arg, HA_CREATE_INFO* crea
compressiontype = parseCompressionComment( tablecomment );
}
if ( compressiontype == MAX_INT )
if (compressiontype == MAX_INT)
{
compressiontype = get_compression_type(thd);
// MCOL-4685:
// remove the option to declare uncompressed columns (set infinidb_compression_type = 0).
if (compressiontype == 0)
compressiontype = 2;
}
else if ( compressiontype < 0 )
{
string emsg = IDBErrorInfo::instance()->errorMsg(ERR_INVALID_COMPRESSION_TYPE);
@ -2644,17 +2658,20 @@ extern "C"
if ( thd->db.length )
db = thd->db.str;
// MCOL-4685:
// remove the option to declare uncompressed columns (set infinidb_compression_type = 0).
int compressiontype = get_compression_type(thd);
if (compressiontype == 1) compressiontype = 2;
if ( compressiontype == MAX_INT )
compressiontype = get_compression_type(thd);
//hdfs
if ((compressiontype == 0) && (useHdfs))
{
if (compressiontype == 1 || compressiontype == 0)
compressiontype = 2;
if (compressiontype == MAX_INT)
{
// MCOL-4685: remove the option to declare uncompressed columns (set
// infinidb_compression_type = 0).
compressiontype = get_compression_type(thd);
if (compressiontype == 0)
compressiontype = 2;
}
if (compressiontype == 1) compressiontype = 2;

2
dbcon/mysql/ha_mcs_sysvars.cpp
View File

@ -21,7 +21,7 @@
#include "ha_mcs_sysvars.h"
const char* mcs_compression_type_names[] = {
"NO_COMPRESSION",
"UNUSED",
"SNAPPY",
NullS
};