diff --git a/.gitignore b/.gitignore
index 8aa066f..3c10e7a 100644
--- a/.gitignore
+++ b/.gitignore
@@ -23,3 +23,10 @@ tools/codegen_spark_udfs.py
 
 # tools/refresh-from-master.sh scratch (sibling clones + libmeos prefix).
 .meos-chain/
+
+# Build output, never committed: the shade plugin's rewritten pom, and any
+# libmeos a working copy builds. A committed library goes stale against the
+# catalog the surface is generated from — the tests then answer from a MEOS
+# that predates it, while CI answers from the one it just built.
+dependency-reduced-pom.xml
+**/lib/libmeos.so
diff --git a/benchmark/DockerfileSQL b/benchmark/DockerfileSQL
deleted file mode 100644
index b9ba6be..0000000
--- a/benchmark/DockerfileSQL
+++ /dev/null
@@ -1,83 +0,0 @@
-# ─────────────────────────────────────────────
-# Stage 1: Build libmeos.so from source
-# ─────────────────────────────────────────────
-FROM ubuntu:22.04 AS meos-builder
-
-RUN apt-get update && apt-get install -y --no-install-recommends \
-    build-essential \
-    cmake \
-    git \
-    ca-certificates \
-    libgeos-dev \
-    libproj-dev \
-    libjson-c-dev \
-    libgsl-dev \
-    && rm -rf /var/lib/apt/lists/*
-
-RUN git clone --depth 1 https://github.com/MobilityDB/MobilityDB.git /mobilitydb
-
-RUN mkdir /mobilitydb/build && cd /mobilitydb/build \
-    && cmake -DMEOS=ON -DCMAKE_BUILD_TYPE=Release .. \
-    && make -j$(nproc) \
-    && make install
-
-# libmeos.so lands in /usr/local/lib after make install
-
-# ─────────────────────────────────────────────
-# Stage 2: Build the fat JAR with Maven
-# ─────────────────────────────────────────────
-FROM maven:3.9.6-eclipse-temurin-21 AS java-builder
-
-WORKDIR /build
-
-# Install into local Maven repo
-COPY benchmark/jar/JMEOS.jar /tmp/JMEOS.jar
-RUN mvn install:install-file \
-    -Dfile=/tmp/JMEOS.jar \
-    -DgroupId=com.mobilitydb \
-    -DartifactId=jmeos \
-    -Dversion=1.0.0 \
-    -Dpackaging=jar \
-    -q
-
-# Also copy to the path pom.xml's systemPath points to
-COPY benchmark/jar/JMEOS.jar ./jar/JMEOS.jar
-
-COPY benchmark/pom.xml .
-RUN mvn dependency:go-offline -q
-
-COPY benchmark/src ./src
-RUN mvn clean package -q
-
-# ─────────────────────────────────────────────
-# Stage 3: Runtime — Flink base + libmeos + JAR
-# ─────────────────────────────────────────────
-FROM flink:2.1.3-java21
-
-# Runtime deps for libmeos.so
-USER root
-RUN apt-get update && apt-get install -y --no-install-recommends \
-    libgeos-dev \
-    libproj-dev \
-    libjson-c-dev \
-    libgsl-dev \
-    --fix-missing \
-    && rm -rf /var/lib/apt/lists/*
-
-# Copy libmeos.so from the builder
-COPY --from=meos-builder /usr/local/lib/libmeos* /usr/local/lib/
-RUN ldconfig
-
-# Copy the fat JAR
-COPY --from=java-builder /build/target/flink-kafka2postgres-1.0-SNAPSHOT.jar /opt/flink/usrlib/benchmark.jar
-
-# Run FloatSpanSQLTest standalone
-# Remove the bundled planner — DelegateExecutorFactory in opt/ is the correct one
-CMD ["java", \
-     "-Djava.library.path=/usr/local/lib", \
-     "-cp", "/opt/flink/lib/*:/opt/flink/usrlib/benchmark.jar", \
-
-#     "sql.FloatSpanSQLTest"]
-#     "sql.STBoxSQLTest"]
-#     "sql.TBoxSQLTest"]
-     "sql.TNumberSQLTest"]
diff --git a/benchmark/dependency-reduced-pom.xml b/benchmark/dependency-reduced-pom.xml
deleted file mode 100644
index 5f007c2..0000000
--- a/benchmark/dependency-reduced-pom.xml
+++ /dev/null
@@ -1,284 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
-  <modelVersion>4.0.0</modelVersion>
-  <groupId>Mariana</groupId>
-  <artifactId>flink-kafka2postgres</artifactId>
-  <version>1.0-SNAPSHOT</version>
-  <build>
-    <resources>
-      <resource>
-        <directory>src/main/resources</directory>
-      </resource>
-      <resource>
-        <directory>${project.basedir}/jmeos</directory>
-      </resource>
-    </resources>
-    <plugins>
-      <plugin>
-        <artifactId>maven-compiler-plugin</artifactId>
-        <version>3.12.1</version>
-        <configuration>
-          <release>${target.java.version}</release>
-          <excludes>
-            <exclude>${sedona.source.excludes}</exclude>
-          </excludes>
-          <testExcludes>
-            <testExclude>${sedona.source.excludes}</testExclude>
-          </testExcludes>
-        </configuration>
-      </plugin>
-      <plugin>
-        <artifactId>maven-shade-plugin</artifactId>
-        <version>3.1.1</version>
-        <executions>
-          <execution>
-            <phase>package</phase>
-            <goals>
-              <goal>shade</goal>
-            </goals>
-            <configuration>
-              <artifactSet>
-                <includes>
-                  <include>*:*</include>
-                </includes>
-                <excludes>
-                  <exclude>META-INF.versions.9.module-info</exclude>
-                  <exclude>org.apache.flink:flink-shaded-force-shading</exclude>
-                  <exclude>com.google.code.findbugs:jsr305</exclude>
-                </excludes>
-              </artifactSet>
-              <filters>
-                <filter>
-                  <artifact>*:*</artifact>
-                  <excludes>
-                    <exclude>META-INF/*.SF</exclude>
-                    <exclude>META-INF/*.DSA</exclude>
-                    <exclude>META-INF/*.RSA</exclude>
-                  </excludes>
-                </filter>
-              </filters>
-              <transformers>
-                <transformer />
-                <transformer>
-                  <mainClass>${queryMainClass}</mainClass>
-                </transformer>
-              </transformers>
-            </configuration>
-          </execution>
-        </executions>
-      </plugin>
-      <plugin>
-        <artifactId>maven-surefire-plugin</artifactId>
-        <version>3.2.5</version>
-        <configuration>
-          <reuseForks>false</reuseForks>
-          <systemPropertyVariables>
-            <meos.enabled>${meos.enabled}</meos.enabled>
-          </systemPropertyVariables>
-          <environmentVariables>
-            <LD_LIBRARY_PATH>${meos.lib.dir}</LD_LIBRARY_PATH>
-          </environmentVariables>
-          <argLine>--add-opens=java.base/java.lang=ALL-UNNAMED --add-opens=java.base/java.util=ALL-UNNAMED --add-opens=java.base/java.nio=ALL-UNNAMED --add-opens=java.base/sun.nio.ch=ALL-UNNAMED</argLine>
-        </configuration>
-      </plugin>
-    </plugins>
-  </build>
-  <profiles>
-    <profile>
-      <id>sedona</id>
-      <dependencies>
-        <dependency>
-          <groupId>org.apache.sedona</groupId>
-          <artifactId>sedona-flink-shaded_2.12</artifactId>
-          <version>1.9.0</version>
-        </dependency>
-        <dependency>
-          <groupId>org.datasyslab</groupId>
-          <artifactId>geotools-wrapper</artifactId>
-          <version>1.8.1-33.1</version>
-        </dependency>
-      </dependencies>
-      <properties>
-        <sedona.source.excludes>nothing-excluded/**</sedona.source.excludes>
-      </properties>
-    </profile>
-  </profiles>
-  <dependencies>
-    <dependency>
-      <groupId>org.apache.flink</groupId>
-      <artifactId>flink-streaming-java</artifactId>
-      <version>2.0.0</version>
-      <scope>provided</scope>
-      <exclusions>
-        <exclusion>
-          <artifactId>flink-file-sink-common</artifactId>
-          <groupId>org.apache.flink</groupId>
-        </exclusion>
-        <exclusion>
-          <artifactId>flink-runtime</artifactId>
-          <groupId>org.apache.flink</groupId>
-        </exclusion>
-        <exclusion>
-          <artifactId>flink-shaded-guava</artifactId>
-          <groupId>org.apache.flink</groupId>
-        </exclusion>
-        <exclusion>
-          <artifactId>commons-math3</artifactId>
-          <groupId>org.apache.commons</groupId>
-        </exclusion>
-      </exclusions>
-    </dependency>
-    <dependency>
-      <groupId>org.apache.flink</groupId>
-      <artifactId>flink-clients</artifactId>
-      <version>2.0.0</version>
-      <scope>provided</scope>
-      <exclusions>
-        <exclusion>
-          <artifactId>commons-cli</artifactId>
-          <groupId>commons-cli</groupId>
-        </exclusion>
-        <exclusion>
-          <artifactId>flink-datastream</artifactId>
-          <groupId>org.apache.flink</groupId>
-        </exclusion>
-        <exclusion>
-          <artifactId>flink-runtime</artifactId>
-          <groupId>org.apache.flink</groupId>
-        </exclusion>
-      </exclusions>
-    </dependency>
-    <dependency>
-      <groupId>org.apache.flink</groupId>
-      <artifactId>flink-core</artifactId>
-      <version>2.0.0</version>
-      <scope>provided</scope>
-      <exclusions>
-        <exclusion>
-          <artifactId>flink-core-api</artifactId>
-          <groupId>org.apache.flink</groupId>
-        </exclusion>
-        <exclusion>
-          <artifactId>flink-annotations</artifactId>
-          <groupId>org.apache.flink</groupId>
-        </exclusion>
-        <exclusion>
-          <artifactId>flink-shaded-asm-9</artifactId>
-          <groupId>org.apache.flink</groupId>
-        </exclusion>
-        <exclusion>
-          <artifactId>flink-shaded-jackson</artifactId>
-          <groupId>org.apache.flink</groupId>
-        </exclusion>
-        <exclusion>
-          <artifactId>snakeyaml-engine</artifactId>
-          <groupId>org.snakeyaml</groupId>
-        </exclusion>
-        <exclusion>
-          <artifactId>commons-text</artifactId>
-          <groupId>org.apache.commons</groupId>
-        </exclusion>
-        <exclusion>
-          <artifactId>kryo</artifactId>
-          <groupId>com.esotericsoftware</groupId>
-        </exclusion>
-        <exclusion>
-          <artifactId>commons-collections</artifactId>
-          <groupId>commons-collections</groupId>
-        </exclusion>
-        <exclusion>
-          <artifactId>commons-compress</artifactId>
-          <groupId>org.apache.commons</groupId>
-        </exclusion>
-        <exclusion>
-          <artifactId>flink-shaded-guava</artifactId>
-          <groupId>org.apache.flink</groupId>
-        </exclusion>
-      </exclusions>
-    </dependency>
-    <dependency>
-      <groupId>org.apache.flink</groupId>
-      <artifactId>flink-table-api-java-bridge</artifactId>
-      <version>2.0.0</version>
-      <scope>provided</scope>
-      <exclusions>
-        <exclusion>
-          <artifactId>flink-table-api-java</artifactId>
-          <groupId>org.apache.flink</groupId>
-        </exclusion>
-        <exclusion>
-          <artifactId>flink-table-api-bridge-base</artifactId>
-          <groupId>org.apache.flink</groupId>
-        </exclusion>
-      </exclusions>
-    </dependency>
-    <dependency>
-      <groupId>org.apache.flink</groupId>
-      <artifactId>flink-table-planner_2.12</artifactId>
-      <version>2.0.0</version>
-      <scope>provided</scope>
-      <exclusions>
-        <exclusion>
-          <artifactId>value</artifactId>
-          <groupId>org.immutables</groupId>
-        </exclusion>
-        <exclusion>
-          <artifactId>value-annotations</artifactId>
-          <groupId>org.immutables</groupId>
-        </exclusion>
-        <exclusion>
-          <artifactId>commons-compiler</artifactId>
-          <groupId>org.codehaus.janino</groupId>
-        </exclusion>
-        <exclusion>
-          <artifactId>janino</artifactId>
-          <groupId>org.codehaus.janino</groupId>
-        </exclusion>
-        <exclusion>
-          <artifactId>flink-table-api-scala_2.12</artifactId>
-          <groupId>org.apache.flink</groupId>
-        </exclusion>
-        <exclusion>
-          <artifactId>flink-table-runtime</artifactId>
-          <groupId>org.apache.flink</groupId>
-        </exclusion>
-      </exclusions>
-    </dependency>
-    <dependency>
-      <groupId>org.junit.jupiter</groupId>
-      <artifactId>junit-jupiter-api</artifactId>
-      <version>5.7.0</version>
-      <scope>test</scope>
-      <exclusions>
-        <exclusion>
-          <artifactId>apiguardian-api</artifactId>
-          <groupId>org.apiguardian</groupId>
-        </exclusion>
-        <exclusion>
-          <artifactId>opentest4j</artifactId>
-          <groupId>org.opentest4j</groupId>
-        </exclusion>
-        <exclusion>
-          <artifactId>junit-platform-commons</artifactId>
-          <groupId>org.junit.platform</groupId>
-        </exclusion>
-      </exclusions>
-    </dependency>
-  </dependencies>
-  <properties>
-    <meos.lib.dir>${project.basedir}/lib</meos.lib.dir>
-    <maven.compiler.source>21</maven.compiler.source>
-    <jackson.version>2.13.4</jackson.version>
-    <junit.jupiter.version>5.8.2</junit.jupiter.version>
-    <flink.version>2.0.0</flink.version>
-    <queryMainClass>aisdata.Query1_Main</queryMainClass>
-    <kafka.version>3.2.0</kafka.version>
-    <maven.compiler.target>21</maven.compiler.target>
-    <meos.enabled>true</meos.enabled>
-    <flink.kafka.version>4.0.1-2.0</flink.kafka.version>
-    <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-    <log4j.version>2.17.2</log4j.version>
-    <target.java.version>21</target.java.version>
-    <sedona.source.excludes>**/sedona/**</sedona.source.excludes>
-  </properties>
-</project>
diff --git a/benchmark/lib/libmeos.so b/benchmark/lib/libmeos.so
deleted file mode 100755
index 2de4693..0000000
Binary files a/benchmark/lib/libmeos.so and /dev/null differ
diff --git a/benchmark/pom.xml b/benchmark/pom.xml
index 9bf5469..112bd8f 100644
--- a/benchmark/pom.xml
+++ b/benchmark/pom.xml
@@ -35,11 +35,6 @@
         <kafka.version>3.2.0</kafka.version>
         <log4j.version>2.17.2</log4j.version>
         <target.java.version>21</target.java.version>
-        <!-- MEOS smoke tests run when libmeos is present; the runner resolves it
-             through the repo lib via LD_LIBRARY_PATH (avoids a stale system
-             /usr/local/lib/libmeos.so shadowing the pinned one). -->
-        <meos.enabled>true</meos.enabled>
-        <meos.lib.dir>${project.basedir}/lib</meos.lib.dir>
     </properties>
 
     <dependencies>