opt: optimizer_min_row_count to 1 by default

Release note (sql change): The session setting `optimizer_min_row_count`
is now set to 1 by default.

Author: mgartner

pkg/bench/rttanalysis/testdata/benchmark_expectations

@@ -104,7 +104,7 @@ exp,benchmark
 3,ORMQueries/pg_my_temp_schema_multiple_times
 3,ORMQueries/pg_namespace
 4,ORMQueries/pg_type
-133,ORMQueries/prisma_column_descriptions
+6,ORMQueries/prisma_column_descriptions
 3,ORMQueries/prisma_column_descriptions_updated
 5,ORMQueries/prisma_types_16
 5,ORMQueries/prisma_types_4

pkg/ccl/logictestccl/testdata/logic_test/multi_region_query_behavior

@@ -290,7 +290,7 @@ vectorized: true
 │           │ lookup condition: (((crdb_region IN ('ca-central-1', 'us-east-1')) AND (column3 = c_w_id)) AND (column2 = c_d_id)) AND (column1 = c_id)
 │           │
 │           └── • lookup join (anti)
-│               │ estimated row count: 1
+│               │ estimated row count: 0
 │               │ table: customer@primary
 │               │ equality cols are key
 │               │ lookup condition: (((crdb_region = 'ap-southeast-2') AND (column3 = c_w_id)) AND (column2 = c_d_id)) AND (column1 = c_id)
@@ -310,7 +310,7 @@ vectorized: true
             │ lookup condition: ((crdb_region IN ('ca-central-1', 'us-east-1')) AND (column5 = d_w_id)) AND (column4 = d_id)
             │
             └── • lookup join (anti)
-                │ estimated row count: 1
+                │ estimated row count: 0
                 │ table: district@primary
                 │ equality cols are key
                 │ lookup condition: ((crdb_region = 'ap-southeast-2') AND (column5 = d_w_id)) AND (column4 = d_id)

pkg/ccl/logictestccl/testdata/logic_test/partitioning

@@ -1464,7 +1464,7 @@ vectorized: true
 ├── • render
 │   │
 │   └── • filter
-│       │ estimated row count: 0
+│       │ estimated row count: 1
 │       │ filter: COALESCE(@S1, false)
 │       │
 │       └── • emptyrow

pkg/ccl/logictestccl/testdata/logic_test/partitioning_hash_sharded_index_query_plan

@@ -603,7 +603,7 @@ vectorized: true
                 │
                 └── • lookup join (semi)
                     │ columns: (crdb_internal_id_shard_16_eq, crdb_internal_id_shard_16, id, part)
-                    │ estimated row count: 0 (missing stats)
+                    │ estimated row count: 1 (missing stats)
                     │ table: t_unique_hash_pk@t_unique_hash_pk_pkey
                     │ lookup condition: ((part IN ('new york', 'seattle')) AND (crdb_internal_id_shard_16_eq = crdb_internal_id_shard_16)) AND (id = id)
                     │ pred: (crdb_internal_id_shard_16 != crdb_internal_id_shard_16) OR (part != part)
@@ -876,7 +876,7 @@ vectorized: true
                 │
                 └── • lookup join (semi)
                     │ columns: (crdb_internal_id_shard_16_eq, crdb_internal_id_shard_16, id, part)
-                    │ estimated row count: 0 (missing stats)
+                    │ estimated row count: 1 (missing stats)
                     │ table: t_unique_hash_pk@t_unique_hash_pk_pkey
                     │ lookup condition: ((part IN ('new york', 'seattle')) AND (crdb_internal_id_shard_16_eq = crdb_internal_id_shard_16)) AND (id = id)
                     │ pred: (crdb_internal_id_shard_16 != crdb_internal_id_shard_16) OR (part != part)
@@ -1199,7 +1199,7 @@ vectorized: true
             │
             └── • lookup join (semi)
                 │ columns: (column1, column3)
-                │ estimated row count: 0 (missing stats)
+                │ estimated row count: 1 (missing stats)
                 │ table: t_unique_hash_sec_key@t_unique_hash_sec_key_pkey
                 │ lookup condition: (part IN ('new york', 'seattle')) AND (column1 = id)
                 │ pred: column3 != part
@@ -1302,7 +1302,7 @@ vectorized: true
 │           │
 │           └── • lookup join (semi)
 │               │ columns: (upsert_id, upsert_part)
-│               │ estimated row count: 0 (missing stats)
+│               │ estimated row count: 1 (missing stats)
 │               │ table: t_unique_hash_sec_key@t_unique_hash_sec_key_pkey
 │               │ lookup condition: (part IN ('new york', 'seattle')) AND (upsert_id = id)
 │               │ pred: upsert_part != part
@@ -1328,7 +1328,7 @@ vectorized: true
                 │
                 └── • lookup join (semi)
                     │ columns: (crdb_internal_email_shard_16_eq, id, email, part)
-                    │ estimated row count: 0 (missing stats)
+                    │ estimated row count: 1 (missing stats)
                     │ table: t_unique_hash_sec_key@idx_uniq_hash_email
                     │ lookup condition: ((part IN ('new york', 'seattle')) AND (crdb_internal_email_shard_16_eq = crdb_internal_email_shard_16)) AND (email = email)
                     │ pred: (id != id) OR (part != part)
@@ -1577,7 +1577,7 @@ vectorized: true
                 │
                 └── • lookup join (semi)
                     │ columns: (crdb_internal_email_shard_16_eq, id, email, part)
-                    │ estimated row count: 0 (missing stats)
+                    │ estimated row count: 1 (missing stats)
                     │ table: t_unique_hash_sec_key@idx_uniq_hash_email
                     │ lookup condition: ((part IN ('new york', 'seattle')) AND (crdb_internal_email_shard_16_eq = crdb_internal_email_shard_16)) AND (email = email)
                     │ pred: (id != id) OR (part != part)
@@ -1753,7 +1753,7 @@ vectorized: true
                 │
                 └── • lookup join (semi)
                     │ columns: (crdb_internal_email_shard_16_eq, id, email, part)
-                    │ estimated row count: 0 (missing stats)
+                    │ estimated row count: 1 (missing stats)
                     │ table: t_unique_hash_sec_key@idx_uniq_hash_email
                     │ lookup condition: ((part IN ('new york', 'seattle')) AND (crdb_internal_email_shard_16_eq = crdb_internal_email_shard_16)) AND (email = email)
                     │ pred: (id != id) OR (part != part)

pkg/ccl/logictestccl/testdata/logic_test/regional_by_row_cascade

@@ -113,7 +113,7 @@ vectorized: true
 │           │
 │           ├── • scan
 │           │     columns: (i, gg, crdb_region)
-│           │     estimated row count: 0 (<0.01% of the table; stats collected <hidden> ago)
+│           │     estimated row count: 1 (33% of the table; stats collected <hidden> ago)
 │           │     table: great_grandparent@great_grandparent_pkey
 │           │     spans: /"@"/1/0
 │           │

pkg/ccl/logictestccl/testdata/logic_test/regional_by_row_hash_sharded_index_query_plan

@@ -80,7 +80,7 @@ vectorized: true
                 │
                 └── • lookup join (anti)
                     │ columns: (crdb_internal_id_shard_16_eq, pid)
-                    │ estimated row count: 1 (missing stats)
+                    │ estimated row count: 0 (missing stats)
                     │ table: t_parent@t_parent_pkey
                     │ equality cols are key
                     │ lookup condition: ((crdb_region = 'ap-southeast-2') AND (crdb_internal_id_shard_16_eq = crdb_internal_id_shard_16)) AND (pid = id)
@@ -167,7 +167,7 @@ vectorized: true
                 │
                 └── • lookup join (anti)
                     │ columns: (crdb_internal_id_shard_16_eq, pid)
-                    │ estimated row count: 1 (missing stats)
+                    │ estimated row count: 0 (missing stats)
                     │ table: t_parent@t_parent_pkey
                     │ equality cols are key
                     │ lookup condition: ((crdb_region = 'ap-southeast-2') AND (crdb_internal_id_shard_16_eq = crdb_internal_id_shard_16)) AND (pid = id)
@@ -266,7 +266,7 @@ vectorized: true
             │
             └── • lookup join (anti)
                 │ columns: (crdb_internal_user_id_shard_16_eq, crdb_internal_user_id_shard_16_comp, val_cast, user_id_default, crdb_region_default)
-                │ estimated row count: 1 (missing stats)
+                │ estimated row count: 0 (missing stats)
                 │ table: t_gen_random_uuid@t_gen_random_uuid_pkey
                 │ equality cols are key
                 │ lookup condition: ((crdb_region = 'ap-southeast-2') AND (crdb_internal_user_id_shard_16_eq = crdb_internal_user_id_shard_16)) AND (user_id_default = user_id)
@@ -672,7 +672,7 @@ vectorized: true
                 │
                 └── • lookup join (semi)
                     │ columns: (crdb_internal_id_shard_16_eq, crdb_internal_id_shard_16, id, crdb_region)
-                    │ estimated row count: 0 (missing stats)
+                    │ estimated row count: 1 (missing stats)
                     │ table: t_unique_hash_pk@t_unique_hash_pk_pkey
                     │ lookup condition: ((crdb_region IN ('ap-southeast-2', 'ca-central-1', 'us-east-1')) AND (crdb_internal_id_shard_16_eq = crdb_internal_id_shard_16)) AND (id = id)
                     │ pred: (crdb_internal_id_shard_16 != crdb_internal_id_shard_16) OR (crdb_region != crdb_region)
@@ -953,7 +953,7 @@ vectorized: true
                 │
                 └── • lookup join (semi)
                     │ columns: (crdb_internal_id_shard_16_eq, crdb_internal_id_shard_16, id, crdb_region)
-                    │ estimated row count: 0 (missing stats)
+                    │ estimated row count: 1 (missing stats)
                     │ table: t_unique_hash_pk@t_unique_hash_pk_pkey
                     │ lookup condition: ((crdb_region IN ('ap-southeast-2', 'ca-central-1', 'us-east-1')) AND (crdb_internal_id_shard_16_eq = crdb_internal_id_shard_16)) AND (id = id)
                     │ pred: (crdb_internal_id_shard_16 != crdb_internal_id_shard_16) OR (crdb_region != crdb_region)
@@ -1322,7 +1322,7 @@ vectorized: true
             │
             └── • lookup join (semi)
                 │ columns: (column1, crdb_region_default)
-                │ estimated row count: 0 (missing stats)
+                │ estimated row count: 1 (missing stats)
                 │ table: t_unique_hash_sec_key@t_unique_hash_sec_key_pkey
                 │ lookup condition: (crdb_region IN ('ap-southeast-2', 'ca-central-1', 'us-east-1')) AND (column1 = id)
                 │ pred: crdb_region_default != crdb_region
@@ -1436,7 +1436,7 @@ vectorized: true
 │           │
 │           └── • lookup join (semi)
 │               │ columns: (upsert_id, upsert_crdb_region)
-│               │ estimated row count: 0 (missing stats)
+│               │ estimated row count: 1 (missing stats)
 │               │ table: t_unique_hash_sec_key@t_unique_hash_sec_key_pkey
 │               │ lookup condition: (crdb_region IN ('ap-southeast-2', 'ca-central-1', 'us-east-1')) AND (upsert_id = id)
 │               │ pred: upsert_crdb_region != crdb_region
@@ -1462,7 +1462,7 @@ vectorized: true
                 │
                 └── • lookup join (semi)
                     │ columns: (crdb_internal_email_shard_16_eq, id, email, crdb_region)
-                    │ estimated row count: 0 (missing stats)
+                    │ estimated row count: 1 (missing stats)
                     │ table: t_unique_hash_sec_key@idx_uniq_hash_email
                     │ lookup condition: ((crdb_region IN ('ap-southeast-2', 'ca-central-1', 'us-east-1')) AND (crdb_internal_email_shard_16_eq = crdb_internal_email_shard_16)) AND (email = email)
                     │ pred: (id != id) OR (crdb_region != crdb_region)
@@ -1721,7 +1721,7 @@ vectorized: true
                 │
                 └── • lookup join (semi)
                     │ columns: (crdb_internal_email_shard_16_eq, id, email, crdb_region)
-                    │ estimated row count: 0 (missing stats)
+                    │ estimated row count: 1 (missing stats)
                     │ table: t_unique_hash_sec_key@idx_uniq_hash_email
                     │ lookup condition: ((crdb_region IN ('ap-southeast-2', 'ca-central-1', 'us-east-1')) AND (crdb_internal_email_shard_16_eq = crdb_internal_email_shard_16)) AND (email = email)
                     │ pred: (id != id) OR (crdb_region != crdb_region)
@@ -1906,7 +1906,7 @@ vectorized: true
                 │
                 └── • lookup join (semi)
                     │ columns: (crdb_internal_email_shard_16_eq, id, email, crdb_region)
-                    │ estimated row count: 0 (missing stats)
+                    │ estimated row count: 1 (missing stats)
                     │ table: t_unique_hash_sec_key@idx_uniq_hash_email
                     │ lookup condition: ((crdb_region IN ('ap-southeast-2', 'ca-central-1', 'us-east-1')) AND (crdb_internal_email_shard_16_eq = crdb_internal_email_shard_16)) AND (email = email)
                     │ pred: (id != id) OR (crdb_region != crdb_region)