1) * sizeof(WCHAR); break; default: // For any other type, we will simply use our maximum // column buffer size, since the display size of these // columns may be variable (e.g. DBTYPE_VARIANT) or // unknown (e.g. provider-specific types). pBindings[idxBinding].cbMaxLen = ...
DBPROP_HIDDENCOLUMNSR/W︰唯讀 預設值:VARIANT_FALSE 說明:隱藏的資料行計數 如果DBPROP_UNIQUEROWS 為 VARIANT_TRUE,DBPROP_HIDDENCOLUMNS 屬性會傳回提供者所加入之其他「隱藏」資料行的數目,藉以唯一識別資料列集中的資料列。 這些資料行會由IColumnsInfo::GetColumnInfo和IColumnsRowset::GetColumnsRowset傳回。
For multiple columns, consider a multicolumn index.CREATE INDEX ON items (location_id, category_id);Exact indexes work well for conditions that match a low percentage of rows. Otherwise, approximate indexes can work better.CREATE INDEX ON items USING hnsw (embedding vector_l2_ops);...
the worksheet data may not exceed 4 GB. What that translates to in terms of rows and columns depend a lot on the type of data, but 1,048,576 rows x 128 columns filled with 4-digit integers will take up approx. 4 GB. The size of the compressed archive also depends on the data hel...
Also, if there is space, a small ‘diamond’ is drawn in the middle of the bar where the mean time is spent in this event across all threads. These columns display a distinct chart for each event. On the left is a vertical scale showing the same minimum and maximum values as shown ...
--- '''Minecraft Dungeons''' ;[[MCD:Achievement|Achievements]] :Various challenges and goals that the player can complete. ;[[MCD:Item|Items]] :Detailed information on the various items that the player can collect and use. ;[[MCD:Locations|Locations]] :Information about locations in general...
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11.1.3 支持和约束... 21.2 增量物化视图...
SQL Server Engine In-Memory OLTP All 14350896 Improves the response time of the system view sys.spt_columns_odbc_view on Linux. SQL Server Engine Linux Linux 14826907 Incorrect reporting of physical sector size for Linux block devices can cause unexpected "misaligned log IOs" warnings for log sh...
SQL Server Engine Transaction Services All 14516287 A view, created in a table that has an XML index, can't return the correct result because of missing '%' in LIKE predicate on columns hidden for xml_index_nodes table. SQL Server Engine XML AllHow...