adapter: Remove the old timestamp selection

Author: ggevay

misc/python/materialize/mzcompose/__init__.py

@@ -64,7 +64,6 @@ def get_minimal_system_parameters(
         # -----
         # Others (ordered by name)
         "allow_real_time_recency": "true",
-        "constraint_based_timestamp_selection": "verify",
         "enable_compute_peek_response_stash": "true",
         "enable_0dt_deployment_panic_after_timeout": "true",
         "enable_0dt_deployment_sources": (

misc/python/materialize/parallel_workload/action.py

@@ -1603,7 +1603,6 @@ def __init__(
             "enable_expression_cache",
             "enable_multi_replica_sources",
             "enable_password_auth",
-            "constraint_based_timestamp_selection",
             "persist_fast_path_order",
             "mz_metrics_lgalloc_map_refresh_interval",
             "mz_metrics_lgalloc_refresh_interval",

src/adapter-types/src/dyncfgs.rs

@@ -13,8 +13,6 @@ use std::time::Duration;
 
 use mz_dyncfg::{Config, ConfigSet};
 
-use crate::timestamp_selection::ConstraintBasedTimestampSelection;
-
 pub const ALLOW_USER_SESSIONS: Config<bool> = Config::new(
     "allow_user_sessions",
     true,
@@ -119,12 +117,6 @@ pub const ENABLE_PASSWORD_AUTH: Config<bool> = Config::new(
     "Enable password authentication.",
 );
 
-pub const CONSTRAINT_BASED_TIMESTAMP_SELECTION: Config<&'static str> = Config::new(
-    "constraint_based_timestamp_selection",
-    ConstraintBasedTimestampSelection::const_default().as_str(),
-    "Whether to use the constraint-based timestamp selection, one of: enabled, disabled, verify",
-);
-
 pub const PERSIST_FAST_PATH_ORDER: Config<bool> = Config::new(
     "persist_fast_path_order",
     false,
@@ -149,6 +141,5 @@ pub fn all_dyncfgs(configs: ConfigSet) -> ConfigSet {
         .add(&ENABLE_EXPRESSION_CACHE)
         .add(&ENABLE_MULTI_REPLICA_SOURCES)
         .add(&ENABLE_PASSWORD_AUTH)
-        .add(&CONSTRAINT_BASED_TIMESTAMP_SELECTION)
         .add(&PERSIST_FAST_PATH_ORDER)
 }

src/adapter-types/src/lib.rs

@@ -14,4 +14,3 @@ pub mod compaction;
 pub mod connection;
 pub mod dyncfgs;
 pub mod timestamp_oracle;
-pub mod timestamp_selection;