column during the TiDB rolling upgrade. • Since v5.1, setting the replica of system tables, when building TiFlash replicas for each table, is no longer supported. Before upgrading the cluster, you need conversion of partition keys for shuffle hash join #24490 – Fix the panic issue that occurs when building the plan for queries that contain the HAVING clause #24045 – Fix the issue that the column pruning statements. 10.4.2.3 Connection pool Building TiDB (MySQL) connections is relatively expensive (for OLTP scenarios at least), because in addition to building a TCP connection, connection authentication

AS revenue, o_orderdate, o_shippriority FROM customer, orders, lineitem WHERE c_mktsegment = 'BUILDING' AND c_custkey = o_custkey AND l_orderkey = o_orderkey AND o_orderdate < DATE '1996-01-01' AND AS revenue, o_orderdate, o_shippriority FROM customer, orders, lineitem WHERE c_mktsegment = 'BUILDING' AND c_custkey = o_custkey AND l_orderkey = o_orderkey AND o_orderdate < DATE '1996-01-01' AND • Understand the way applications interact with TiDB. • To learn core components and concepts of building up the distributed database TiDB and TiDB Cloud, refer to the free online course Introduction to

AS revenue, o_orderdate, o_shippriority FROM customer, orders, lineitem WHERE c_mktsegment = 'BUILDING' AND c_custkey = o_custkey AND l_orderkey = o_orderkey AND o_orderdate < DATE '1996-01-01' AND AS revenue, o_orderdate, o_shippriority FROM customer, orders, lineitem WHERE c_mktsegment = 'BUILDING' AND c_custkey = o_custkey AND l_orderkey = o_orderkey AND o_orderdate < DATE '1996-01-01' AND (5 minutes). 10.5.2.3 Connection pool Building TiDB (MySQL) connections is relatively expensive (for OLTP scenarios at least), because in addition to building a TCP connection, connection authentication

AS revenue, o_orderdate, o_shippriority FROM customer, orders, lineitem WHERE c_mktsegment = 'BUILDING' AND c_custkey = o_custkey AND l_orderkey = o_orderkey AND o_orderdate < DATE '1996-01-01' AND AS revenue, o_orderdate, o_shippriority FROM customer, orders, lineitem WHERE c_mktsegment = 'BUILDING' AND c_custkey = o_custkey AND l_orderkey = o_orderkey AND o_orderdate < DATE '1996-01-01' AND (5 minutes). 10.5.2.3 Connection pool Building TiDB (MySQL) connections is relatively expensive (for OLTP scenarios at least), because in addition to building a TCP connection, connection authentication

PARTITION operations now trigger maintenance updates of statistics #47354 @hi-rustin • TiDB supports building binary files that meet the requirements of Federal Infor- mation Processing Standards (FIPS) #47948 AS revenue, o_orderdate, o_shippriority FROM customer, orders, lineitem WHERE c_mktsegment = 'BUILDING' AND c_custkey = o_custkey AND l_orderkey = o_orderkey AND o_orderdate < DATE '1996-01-01' AND AS revenue, o_orderdate, o_shippriority FROM customer, orders, lineitem WHERE c_mktsegment = 'BUILDING' AND c_custkey = o_custkey AND l_orderkey = o_orderkey AND o_orderdate < DATE '1996-01-01' AND

revenue, o_orderdate, o_shippriority FROM customer, orders, lineitem 119 WHERE c_mktsegment = 'BUILDING' AND c_custkey = o_custkey AND l_orderkey = o_orderkey AND o_orderdate < DATE '1996-01-01' AND AS revenue, o_orderdate, o_shippriority FROM customer, orders, lineitem WHERE c_mktsegment = 'BUILDING' AND c_custkey = o_custkey AND l_orderkey = o_orderkey AND o_orderdate < DATE '1996-01-01' AND • Understand the way applications interact with TiDB. • To learn core components and concepts of building up the distributed database TiDB and TiDB Cloud, refer to the free online course Introduction to

AS revenue, o_orderdate, o_shippriority FROM customer, orders, lineitem WHERE c_mktsegment = 'BUILDING' AND c_custkey = o_custkey AND l_orderkey = o_orderkey AND o_orderdate < DATE '1996-01-01' AND AS revenue, o_orderdate, o_shippriority FROM customer, orders, lineitem WHERE c_mktsegment = 'BUILDING' AND c_custkey = o_custkey AND l_orderkey = o_orderkey AND o_orderdate < DATE '1996-01-01' AND • Understand the way applications interact with TiDB. • To learn core components and concepts of building up the distributed database TiDB and TiDB Cloud, refer to the free online course Introduction to

AS revenue, o_orderdate, o_shippriority FROM customer, orders, lineitem WHERE c_mktsegment = 'BUILDING' AND c_custkey = o_custkey AND l_orderkey = o_orderkey AND o_orderdate < DATE '1996-01-01' AND AS revenue, o_orderdate, o_shippriority FROM customer, orders, lineitem WHERE c_mktsegment = 'BUILDING' AND c_custkey = o_custkey AND l_orderkey = o_orderkey AND o_orderdate < DATE '1996-01-01' AND • Understand the way applications interact with TiDB. • To learn core components and concepts of building up the distributed database TiDB and TiDB Cloud, refer to the free online course Introduction to

AS revenue, o_orderdate, o_shippriority FROM customer, orders, lineitem WHERE c_mktsegment = 'BUILDING' AND c_custkey = o_custkey AND l_orderkey = o_orderkey AND o_orderdate < DATE '1996-01-01' AND AS revenue, o_orderdate, o_shippriority FROM customer, orders, lineitem WHERE c_mktsegment = 'BUILDING' AND c_custkey = o_custkey AND l_orderkey = o_orderkey AND o_orderdate < DATE '1996-01-01' AND • Understand the way applications interact with TiDB. • To learn core components and concepts of building up the distributed database TiDB and TiDB Cloud, refer to the free online course Introduction to

AS revenue, o_orderdate, o_shippriority FROM customer, orders, lineitem WHERE c_mktsegment = 'BUILDING' AND c_custkey = o_custkey AND l_orderkey = o_orderkey AND o_orderdate < DATE '1996-01-01' AND AS revenue, o_orderdate, o_shippriority FROM customer, orders, lineitem WHERE c_mktsegment = 'BUILDING' AND c_custkey = o_custkey AND l_orderkey = o_orderkey AND o_orderdate < DATE '1996-01-01' AND • Understand the way applications interact with TiDB. • To learn core components and concepts of building up the distributed database TiDB and TiDB Cloud, refer to the free online course Introduction to